List of canals in Oregon contains all canals identified by the USGS in the U.S. state of Oregon. The USGS defines a canal as a manmade waterway used by watercraft or for drainage, irrigation, mining, or water power (ditch, lateral).[1]
There are 661 listed as of December 4, 2008.
| name | county | elevation | coordinate | USGS Map | GNIS ID | |
|---|---|---|---|---|---|---|
| A Canal | Klamath | 4127abbr=onNaNabbr=on | 42.1753°N -121.7003°W | Altamont | ||
| A Canal | Klamath | 4150abbr=onNaNabbr=on | 42.6469°N -122.0094°W | Mares Egg Spring | ||
| A Drain | Malheur | 2155abbr=onNaNabbr=on | 44.0347°N -117.0108°W | Malheur Butte | ||
| A Line Canal | Umatilla | 561abbr=onNaNabbr=on | 45.8261°N -119.2786°W | Hermiston | ||
| Ady Canal | Klamath | 4098abbr=onNaNabbr=on | 42.0331°N -121.8436°W | Worden | ||
| Albany Santiam Canal | Linn | 259abbr=onNaNabbr=on | 44.6011°N -123.0261°W | Tangent | ||
| Alder Slope Ditch | Wallowa | 4354abbr=onNaNabbr=on | 45.3914°N -117.3228°W | Enterprise | ||
| Allen Canyon Ditch | Wallowa | 5604abbr=onNaNabbr=on | 45.4431°N -117.4689°W | Lostine | ||
| Allen Ditch | Malheur | 2959abbr=onNaNabbr=on | 43.7328°N -118.0769°W | Juntura | ||
| Allen Ditch | Lake | 5279abbr=onNaNabbr=on | 42.4278°N -120.0969°W | Drake Peak NE | ||
| Allen Drain | Malheur | 2211abbr=onNaNabbr=on | 43.6917°N -117.0308°W | Adrian | ||
| Altnow Ditch | Harney | 3658abbr=onNaNabbr=on | 43.8819°N -118.3011°W | Cottonwood Reservoir | ||
| Amazon Creek Diversion Channel | Lane | 381abbr=onNaNabbr=on | 44.0756°N -123.2292°W | Eugene West | ||
| Anawalt Drain | Malheur | 4295abbr=onNaNabbr=on | 43.0328°N -117.3267°W | Cow Lakes | ||
| Anderson Ditch | Malheur | 3799abbr=onNaNabbr=on | 42.7125°N -117.8136°W | Anderson Reservoir | ||
| Annex Canal | Malheur | 2106abbr=onNaNabbr=on | 44.2294°N -116.9789°W | Weiser South | ||
| Antelope Feeder Canal | Malheur | 4370abbr=onNaNabbr=on | 42.9739°N -117.1583°W | Antelope Reservoir | ||
| Arnold Canal | Deschutes | 3917abbr=onNaNabbr=on | 43.9914°N -121.3567°W | Lava Butte | ||
| Arritola Ditch | Malheur | 4747abbr=onNaNabbr=on | 42.7206°N -117.0983°W | Juniper Point | ||
| Ashcraft Flume | Lake | 4892abbr=onNaNabbr=on | 42.0989°N -120.5528°W | Fitzwater Point | ||
| Ashland Lateral | Jackson | 3816abbr=onNaNabbr=on | 42.1619°N -122.5111°W | Emigrant Lake | ||
| Ausmus Canal | Harney | 4104abbr=onNaNabbr=on | 43.4069°N -118.8517°W | Lawen | ||
| B Canal | Klamath | 4127abbr=onNaNabbr=on | 42.1764°N -121.6625°W | Altamont | ||
| B Canal | Klamath | 4144abbr=onNaNabbr=on | 42.6206°N -121.9997°W | Agency Lake | ||
| Bagley Ditch | Lake | 4344abbr=onNaNabbr=on | 42.6403°N -120.5164°W | Paisley | ||
| Baker Municipal Aqueduct | Baker | 4485abbr=onNaNabbr=on | 44.7675°N -117.8953°W | Wingville | ||
| Baldock Ditch | Baker | 3422abbr=onNaNabbr=on | 44.7878°N -117.8119°W | Baker City | ||
| Baldwin Ditch | Crook | 2949abbr=onNaNabbr=on | 44.2461°N -120.8733°W | Stearns Butte | ||
| Baldwin Ditch | Lake | 4859abbr=onNaNabbr=on | 42.1931°N -120.4747°W | Lakeview Airport | ||
| Baltimore Ditch | Josephine | 1496abbr=onNaNabbr=on | 42.2247°N -123.2592°W | Williams | ||
| Banks Ditch | Baker | 2638abbr=onNaNabbr=on | 44.5717°N -117.4619°W | Durkee | ||
| Basche Ditch | Baker | 2762abbr=onNaNabbr=on | 44.8811°N -117.6422°W | Keating NW | ||
| Beers Ditch | Malheur | 3281abbr=onNaNabbr=on | 44.3514°N -117.6469°W | Cow Valley East | ||
| Bend Feed Canal | Deschutes | 3491abbr=onNaNabbr=on | 44.0919°N -121.3275°W | Bend | ||
| Big Bend Ditch | Wallowa | 4150abbr=onNaNabbr=on | 45.3658°N -117.1953°W | Joseph | ||
| Big Creek Ditch | Union | 3635abbr=onNaNabbr=on | 44.9628°N -117.6122°W | Sawtooth Ridge | ||
| Big Flat Ditch | Baker | 3944abbr=onNaNabbr=on | 44.5383°N -118.175°W | Unity Reservoir | ||
| Big Red S Canal | Harney | 4117abbr=onNaNabbr=on | 43.4472°N -118.9706°W | Redess | ||
| Biggs Ditch | Malheur | 2339abbr=onNaNabbr=on | 43.9403°N -117.4164°W | Vines Hill | ||
| Birch Creek Ditch | Malheur | 3770abbr=onNaNabbr=on | 44.3958°N -117.6969°W | Bridgeport | ||
| Bishop Ditch | Malheur | 2507abbr=onNaNabbr=on | 43.55°N -117.0969°W | Graveyard Point | ||
| Black Willow Siphon | Malheur | 2520abbr=onNaNabbr=on | 43.6958°N -117.1803°W | Owyhee Dam | ||
| Blanton Drain | Malheur | 2182abbr=onNaNabbr=on | 44.0083°N -117.0456°W | Malheur Butte | ||
| Blodgett Ditch | Josephine | 1680abbr=onNaNabbr=on | 42.2567°N -123.2844°W | Murphy | ||
| Blue Mountain Ditch | Grant | 2802abbr=onNaNabbr=on | 44.4064°N -119.2028°W | Wolfinger Butte | ||
| Blue Springs Ditch | Klamath | 4176abbr=onNaNabbr=on | 42.69°N -122.0478°W | Mares Egg Spring | ||
| Blume Zilkey Ditch | Baker | 3583abbr=onNaNabbr=on | 44.9636°N -118.0342°W | Rock Creek | ||
| Boston Drain | Malheur | 2303abbr=onNaNabbr=on | 43.9319°N -117.3206°W | Vale West | ||
| Bowlus Ditch | Umatilla | 1470abbr=onNaNabbr=on | 45.8969°N -118.2983°W | Bowlus Hill | ||
| Bridge Creek Canal | Harney | 4173abbr=onNaNabbr=on | 42.8639°N -118.8719°W | Page Springs | ||
| Bridgepoint Ditch | Jackson | 1201abbr=onNaNabbr=on | 42.2775°N -123.2217°W | Applegate | ||
| Brogan Ditch | Malheur | 2562abbr=onNaNabbr=on | 44.2175°N -117.4683°W | Jamieson | ||
| Brooks Ditch | Baker | 4856abbr=onNaNabbr=on | 44.9406°N -117.2353°W | Jimtown | ||
| Brosman Ditch | Malheur | 2162abbr=onNaNabbr=on | 44.0392°N -117.0286°W | Malheur Butte | ||
| Brown Loennig Ditch | Baker | 3586abbr=onNaNabbr=on | 44.9056°N -118.0231°W | Rock Creek | ||
| Brownell Ditch | Umatilla | 331abbr=onNaNabbr=on | 45.9206°N -119.3117°W | Umatilla | ||
| Browns Feed Canal | Harney | 4134abbr=onNaNabbr=on | 43.1706°N -118.2789°W | South Fork Reservoir | ||
| Brownsville Ditch | Linn | 371abbr=onNaNabbr=on | 44.3906°N -122.9503°W | Brownsville | ||
| Buchanan Ditch | Baker | 6581abbr=onNaNabbr=on | 45.0378°N -117.0683°W | Deadman Point | ||
| Buena Vista Canal | Harney | 4131abbr=onNaNabbr=on | 43.1036°N -118.8994°W | Jackass Butte | ||
| Bulger Ditch | Baker | 3953abbr=onNaNabbr=on | 44.9647°N -118.0506°W | Rock Creek | ||
| Bull Ditch | Harney | 4108abbr=onNaNabbr=on | 43.2542°N -118.8594°W | Malheur Lake West | ||
| Bullock Drain | Malheur | 2251abbr=onNaNabbr=on | 43.6994°N -117.0747°W | Adrian | ||
| Bully Creek Siphon | Malheur | 2415abbr=onNaNabbr=on | 43.995°N -117.3658°W | Vale West | ||
| Busse Canal | Harney | 4121abbr=onNaNabbr=on | 43.1986°N -118.8486°W | Jackass Butte NE | ||
| Butte Ditch | Harney | 4108abbr=onNaNabbr=on | 43.2542°N -118.89°W | The Narrows | ||
| Butte Drain | Malheur | 2195abbr=onNaNabbr=on | 44.0125°N -117.1039°W | Malheur Butte | ||
| Byron Ditch | Grant | 4760abbr=onNaNabbr=on | 44.1569°N -118.8594°W | Big Canyon | ||
| C Canal | Klamath | 4091abbr=onNaNabbr=on | 42.1222°N -121.7131°W | Lost River | ||
| C Canal | Klamath | 4144abbr=onNaNabbr=on | 42.6192°N -121.9928°W | Agency Lake | ||
| C-G Cutoff | Klamath | 4091abbr=onNaNabbr=on | 42.1472°N -121.6889°W | Altamont | ||
| Cables Ditch | Harney | 3438abbr=onNaNabbr=on | 43.4417°N -118.2344°W | McEwen Butte | ||
| Caledonia Canal | Klamath | 4147abbr=onNaNabbr=on | 42.2864°N -121.9269°W | Howard Bay | ||
| Camp Creek Ditch | Baker | 3750abbr=onNaNabbr=on | 44.4861°N -118.0858°W | Hereford | ||
| Carnes Ditch | Union | 3825abbr=onNaNabbr=on | 45.0264°N -118.0319°W | Tucker Flat | ||
| Klamath | 5732abbr=onNaNabbr=on | 42.4178°N -122.2353°W | Lake of the Woods North | |||
| Catherine Creek Highline Canal | Union | 2779abbr=onNaNabbr=on | 45.2497°N -117.8517°W | Union | ||
| Cavin Ditch | Baker | 4265abbr=onNaNabbr=on | 44.4242°N -118.2511°W | Rail Gulch | ||
| Center Canal | Harney | 4144abbr=onNaNabbr=on | 43.0417°N -118.8436°W | Diamond Swamp | ||
| Center Canal | Klamath | 4098abbr=onNaNabbr=on | 42.055°N -121.8075°W | Worden | ||
| Central Alkali Drain | Canyon (ID) | 2205abbr=onNaNabbr=on | 43.7369°N -117.0325°W | Adrian | ||
| Central Alkali Drain | Malheur | 2205abbr=onNaNabbr=on | 43.7375°N -117.0361°W | Adrian | ||
| Central Canal | Klamath | 4147abbr=onNaNabbr=on | 42.6372°N -122.0183°W | Mares Egg Spring | ||
| Central Lateral | Hood River | 1545abbr=onNaNabbr=on | 45.5983°N -121.5381°W | Parkdale | ||
| Central Oregon Canal | Deschutes | 3366abbr=onNaNabbr=on | 44.0678°N -121.0339°W | Alfalfa | ||
| Chambeam Ditch | Baker | 2717abbr=onNaNabbr=on | 44.5817°N -117.5089°W | Lost Basin | ||
| Chamberlin Ditch | Wallowa | 2976abbr=onNaNabbr=on | 45.57°N -117.5683°W | Wallowa | ||
| Chance Lateral | Malheur | 2382abbr=onNaNabbr=on | 43.7089°N -117.0272°W | Adrian | ||
| China Creek Ditch | Baker | 4101abbr=onNaNabbr=on | 44.5544°N -118.1761°W | Unity Reservoir | ||
| China Ditch | Gilliam | 292abbr=onNaNabbr=on | 45.7197°N -120.2025°W | Arlington | ||
| China Ditch | Jackson | 1850abbr=onNaNabbr=on | 42.1806°N -123.0194°W | Ruch | ||
| Clarks Creek Ditch | Baker | 3635abbr=onNaNabbr=on | 44.4875°N -117.8156°W | Wendt Butte | ||
| Clear Creek Ditch | Wasco | 3228abbr=onNaNabbr=on | 45.1381°N -121.5969°W | Post Point | ||
| Clear Water Ditch | Wallowa | 3094abbr=onNaNabbr=on | 45.5456°N -117.5203°W | Wallowa | ||
| Clearwater Canal Number 2 | Douglas | 3225abbr=onNaNabbr=on | 43.2483°N -122.3747°W | Garwood Butte | ||
| Cleary Ditch | Baker | 3566abbr=onNaNabbr=on | 44.5008°N -117.955°W | Brannan Gulch | ||
| Cleary Ditch | Baker | 5289abbr=onNaNabbr=on | 44.6114°N -118.0011°W | Hereford | ||
| Clement Ditch | Baker | 3556abbr=onNaNabbr=on | 44.4981°N -117.8514°W | Wendt Butte | ||
| Cleveland Ditch | Harney | 4108abbr=onNaNabbr=on | 43.9944°N -118.6917°W | Van | ||
| Cloverdale Ditch | Deschutes | 3104abbr=onNaNabbr=on | 44.3°N -121.4653°W | Henkle Butte | ||
| Coates Drain | Malheur | 2402abbr=onNaNabbr=on | 43.6197°N -117.0347°W | Graveyard Point | ||
| Coker Butte Lateral | Jackson | 1283abbr=onNaNabbr=on | 42.3983°N -122.8806°W | Sams Valley | ||
| Cole Ditch | Malheur | 2730abbr=onNaNabbr=on | 44.2619°N -117.5453°W | Becker Creek | ||
| Colt Ware Ditch | Baker | 3691abbr=onNaNabbr=on | 44.4933°N -118.1281°W | Unity | ||
| Columbia Southern Canal | Deschutes | 3481abbr=onNaNabbr=on | 44.1386°N -121.3892°W | Tumalo Dam | ||
| Conn Ditch | Lake | 4482abbr=onNaNabbr=on | 42.6972°N -120.5706°W | Paisley | ||
| Consolidated Ditch | Wallowa | 4485abbr=onNaNabbr=on | 45.3422°N -117.2828°W | Chief Joseph Mountain | ||
| Cook Ditch | Baker | 3697abbr=onNaNabbr=on | 44.5°N -118.1222°W | Beaverdam Creek | ||
| Corbell Ditch | Klamath | 4265abbr=onNaNabbr=on | 42.5761°N -121.6928°W | S'Ocholis Canyon | ||
| Cornstock Ditch | Jackson | 1568abbr=onNaNabbr=on | 42.1594°N -123.0497°W | Ruch | ||
| Corral Ditch | Baker | 3405abbr=onNaNabbr=on | 44.7961°N -117.8067°W | Baker City | ||
| Correll Ditch | Baker | 3465abbr=onNaNabbr=on | 44.775°N -117.8561°W | Baker City | ||
| Cory Ditch | Harney | 4101abbr=onNaNabbr=on | 43.4167°N -118.5108°W | Crane | ||
| Coughanour Ditch | Union | 3632abbr=onNaNabbr=on | 45.0275°N -118.0128°W | Tucker Flat | ||
| Courtney Ditch | Umatilla | 574abbr=onNaNabbr=on | 45.7767°N -119.2639°W | Hermiston | ||
| Coye Ditch | Wallowa | 4272abbr=onNaNabbr=on | 45.3428°N -117.2381°W | Joseph | ||
| Coyote Drain | Malheur | 2146abbr=onNaNabbr=on | 44.1639°N -116.9289°W | Weiser South | ||
| Coyote Gulch Siphon | Malheur | 2461abbr=onNaNabbr=on | 43.6333°N -117.09°W | Adrian | ||
| Cram Ditch | Jefferson | 1844abbr=onNaNabbr=on | 44.7994°N -120.9314°W | Willowdale | ||
| Cranston Ditch | Baker | 2700abbr=onNaNabbr=on | 44.8664°N -117.5833°W | Keating | ||
| Crater Canal | Jackson | 1348abbr=onNaNabbr=on | 42.4831°N -122.7969°W | Eagle Point | ||
| Crater Creek Ditch | Deschutes | 6850abbr=onNaNabbr=on | 44.0472°N -121.6736°W | Broken Top | ||
| Cross Country Ditch | Wallowa | 3323abbr=onNaNabbr=on | 45.4942°N -117.4192°W | Lostine | ||
| Crump Ditch | Lake | 4590abbr=onNaNabbr=on | 42.1833°N -119.8914°W | Adel | ||
| Crutcher Ditch | Malheur | 3796abbr=onNaNabbr=on | 42.7167°N -117.8156°W | Anderson Reservoir | ||
| Cummings Ditch | Grant | 2477abbr=onNaNabbr=on | 44.4486°N -119.5344°W | Dayville | ||
| Curop Ditch | Baker | 3970abbr=onNaNabbr=on | 44.4764°N -118.2053°W | Unity | ||
| Curtis Ditch | Lake | 4308abbr=onNaNabbr=on | 42.5125°N -120.3067°W | Coglan Buttes SE | ||
| D Canal | Klamath | 4075abbr=onNaNabbr=on | 42.0333°N -121.4475°W | Malin | ||
| Danforth Ditch | Harney | 4462abbr=onNaNabbr=on | 43.6597°N -118.9053°W | Devine Ridge South | ||
| Danley Creek Canal | Jackson | 4701abbr=onNaNabbr=on | 42.2983°N -122.3567°W | Brown Mountain | ||
| Day Drainage Ditch | Lincoln | 23abbr=onNaNabbr=on | 44.4497°N -124.0367°W | Waldport | ||
| Dead Ox Canal | Malheur | 2123abbr=onNaNabbr=on | 44.1219°N -116.9292°W | Payette | ||
| Dee Flat Ditch | Hood River | 1322abbr=onNaNabbr=on | 45.5603°N -121.6689°W | Dee | ||
| Diamond Canal | Harney | 4153abbr=onNaNabbr=on | 43.0372°N -118.7403°W | Diamond | ||
| Diamond Drain | Harney | 4144abbr=onNaNabbr=on | 43.0661°N -118.7983°W | Diamond Swamp | ||
| Dillon Ditch | Umatilla | 561abbr=onNaNabbr=on | 45.7878°N -119.2708°W | Hermiston | ||
| Dobbin Ditch | Union | 2785abbr=onNaNabbr=on | 45.3581°N -118.0689°W | La Grande | ||
| Domby Ditch | Malheur | 2110abbr=onNaNabbr=on | 44.2667°N -117.1053°W | Porters Flat | ||
| Dork Canal | Malheur | 2172abbr=onNaNabbr=on | 44.0167°N -117.0381°W | Malheur Butte | ||
| Dorothy Ditch | Umatilla | 1371abbr=onNaNabbr=on | 45.8956°N -118.3067°W | Bowlus Hill | ||
| Drescher Ditch | Marion | 151abbr=onNaNabbr=on | 45.1178°N -122.7581°W | Silverton | ||
| Drewsey Reclamation Company Ditch | Harney | 3576abbr=onNaNabbr=on | 43.8247°N -118.4353°W | Drewsey | ||
| Dry Gulch Ditch | Baker | 2779abbr=onNaNabbr=on | 44.8136°N -117.2114°W | Richland | ||
| Dufur Ditch | Wasco | 1398abbr=onNaNabbr=on | 45.4422°N -121.1514°W | Dufur West | ||
| Duncan Ditch | Baker | 2762abbr=onNaNabbr=on | 44.8967°N -117.6622°W | Keating NW | ||
| Duncan Ditch | Malheur | 3819abbr=onNaNabbr=on | 44.3139°N -117.9539°W | Ironside | ||
| E Canal | Klamath | 4121abbr=onNaNabbr=on | 42.1956°N -121.5994°W | Dairy | ||
| Eagle Point Irrigation Canal | Jackson | 2274abbr=onNaNabbr=on | 42.5617°N -122.6578°W | Obenchain Mountain | ||
| East Canal | Klamath | 4163abbr=onNaNabbr=on | 42.2°N -121.3275°W | Lorella | ||
| East Canal | Lake | 4797abbr=onNaNabbr=on | 42.1111°N -120.5256°W | Fitzwater Point | ||
| East Fork Main Canal | Hood River | 1657abbr=onNaNabbr=on | 45.5589°N -121.5519°W | Parkdale | ||
| East Grain Camp Canal | Harney | 4147abbr=onNaNabbr=on | 43.0308°N -118.8278°W | Diamond Swamp | ||
| East Lateral | Jackson | 2051abbr=onNaNabbr=on | 42.255°N -122.7425°W | Rio Canyon | ||
| East Lateral | Klamath | 4183abbr=onNaNabbr=on | 42.1069°N -121.2086°W | Langell Valley | ||
| East Malone Lateral | Klamath | 4160abbr=onNaNabbr=on | 42.0186°N -121.2189°W | Langell Valley | ||
| East Side Canal | Harney | 4209abbr=onNaNabbr=on | 42.8247°N -118.8619°W | Page Springs | ||
| East Side Ditch | Malheur | 2621abbr=onNaNabbr=on | 44.2533°N -117.5064°W | Becker Creek | ||
| Easterday Ditch | Malheur | 4462abbr=onNaNabbr=on | 43.5125°N -118.0053°W | Mosquito Mountain | ||
| Echave Ditch | Malheur | 4895abbr=onNaNabbr=on | 42.2264°N -117.8983°W | Oregon Canyon Ranch | ||
| Eddington Ditch | Grant | 2690abbr=onNaNabbr=on | 44.4278°N -119.2553°W | Shop Gulch | ||
| Elder Ditch | Klamath | 4344abbr=onNaNabbr=on | 42.4528°N -121.1122°W | Bly | ||
| Eldorado Ditch | Baker | 5082abbr=onNaNabbr=on | 44.3842°N -118.3486°W | Rail Gulch | ||
| Elliot Ditch | Baker | 3422abbr=onNaNabbr=on | 44.4956°N -117.7833°W | Wendt Butte | ||
| Ellis Ditch | Union | 3392abbr=onNaNabbr=on | 44.9997°N -117.9944°W | Haines | ||
| Elmer Ditch | Union | 3583abbr=onNaNabbr=on | 45.2214°N -117.7622°W | Union | ||
| Elms Ditch | Baker | 4124abbr=onNaNabbr=on | 44.4314°N -118.2283°W | Unity | ||
| Emele Ditch | Baker | 2789abbr=onNaNabbr=on | 44.9103°N -117.6514°W | Keating NW | ||
| Enterprise Ditch | Grant | 2894abbr=onNaNabbr=on | 44.4144°N -119.0703°W | Mount Vernon | ||
| Erickson Ditch | Wheeler | 4314abbr=onNaNabbr=on | 44.45°N -119.7886°W | Antone | ||
| Erwin Ditch | Baker | 2756abbr=onNaNabbr=on | 44.9039°N -117.6511°W | Keating NW | ||
| Estes Ditch | Baker | 3363abbr=onNaNabbr=on | 44.8369°N -117.8603°W | Baker City | ||
| Eugene Water & Electric Board Canal | Lane | 735abbr=onNaNabbr=on | 44.1125°N -122.6544°W | Leaburg | ||
| Evans Creek Lateral | Jackson | 1132abbr=onNaNabbr=on | 42.4294°N -123.1928°W | Rogue River | ||
| Ewing Ditch | Morrow | 584abbr=onNaNabbr=on | 45.6456°N -119.9553°W | Dalreed Butte | ||
| F Canal | Klamath | 4114abbr=onNaNabbr=on | 42.1306°N -121.5211°W | Dairy | ||
| F-1 Lateral | Klamath | 4859abbr=onNaNabbr=on | 42.15°N -121.5803°W | Dairy | ||
| Farmers Ditch | Baker | 4111abbr=onNaNabbr=on | 44.6847°N -118.1053°W | Phillips Lake | ||
| Farmers Ditch | Malheur | 2342abbr=onNaNabbr=on | 43.9472°N -117.3542°W | Vale West | ||
| Farmers Ditch | Hood River | 850abbr=onNaNabbr=on | 45.655°N -121.5717°W | Hood River | ||
| Farmers Ditch | Wallowa | 4213abbr=onNaNabbr=on | 45.3589°N -117.1678°W | Joseph | ||
| Feed Canal | Umatilla | 636abbr=onNaNabbr=on | 45.825°N -119.27°W | Hermiston | ||
| Feed Canal | Harney | 4199abbr=onNaNabbr=on | 43.1333°N -118.6331°W | Barton Lake | ||
| Fish Creek Canal | Douglas | 3035abbr=onNaNabbr=on | 43.2414°N -122.4503°W | Fish Creek Desert | ||
| Fister Ditch | Harney | 3848abbr=onNaNabbr=on | 43.3458°N -118.4275°W | Circle Bar | ||
| Fitzgerald Ditches | Lake | 5321abbr=onNaNabbr=on | 42.4861°N -120.0747°W | Drake Peak NE | ||
| Five and Canal | Owyhee (ID) | 2477abbr=onNaNabbr=on | 43.6386°N -117.0428°W | Adrian | ||
| Five and Canal | Malheur | 2526abbr=onNaNabbr=on | 43.6219°N -117.0675°W | Graveyard Point | ||
| Foothill Ditch | Baker | 2858abbr=onNaNabbr=on | 44.8861°N -117.1483°W | Jimtown | ||
| Ford Ingram Ditch | Baker | 5403abbr=onNaNabbr=on | 44.8944°N -118.0964°W | Rock Creek | ||
| Fort Creek Ditch | Klamath | 4147abbr=onNaNabbr=on | 42.6442°N -121.9539°W | Fort Klamath | ||
| Fourmile Canal | Klamath | 4147abbr=onNaNabbr=on | 42.6081°N -122.055°W | Crystal Spring | ||
| Frazier Creek Ditch | Benton | 213abbr=onNaNabbr=on | 44.6211°N -123.2197°W | Riverside | ||
| Frederick Lateral | Jackson | 2146abbr=onNaNabbr=on | 42.2228°N -122.7825°W | Talent | ||
| Frog Creek Ditch | Wasco | 3422abbr=onNaNabbr=on | 45.1683°N -121.6414°W | Wapinitia Pass | ||
| Furnish Ditch | Umatilla | 682abbr=onNaNabbr=on | 45.7769°N -119.1817°W | Stanfield | ||
| G Canal | Klamath | 4091abbr=onNaNabbr=on | 42.0983°N -121.6681°W | Lost River | ||
| G-Three Canal | Klamath | 4085abbr=onNaNabbr=on | 42.0389°N -121.5572°W | Merrill | ||
| Gardner Mill Race Ditch | Baker | 3573abbr=onNaNabbr=on | 44.9942°N -118.0511°W | Rock Creek | ||
| Gekeler Ditch | Union | 2717abbr=onNaNabbr=on | 45.3203°N -118.0258°W | La Grande | ||
| Gellerman Canal | Malheur | 2277abbr=onNaNabbr=on | 44.0158°N -117.2564°W | Willowcreek | ||
| Gerwick Ditch | Klamath | 4518abbr=onNaNabbr=on | 42.7636°N -121.8039°W | Fuego | ||
| Gibson Drain | Malheur | 2244abbr=onNaNabbr=on | 43.6897°N -117.0814°W | Adrian | ||
| Gill Ditch | Crook | 4554abbr=onNaNabbr=on | 44.3678°N -120.1906°W | Williams Prairie | ||
| Glacier Ditch | Hood River | 2674abbr=onNaNabbr=on | 45.4664°N -121.5933°W | Dog River | ||
| Gold Hill Irrigation District Canal | Jackson | 1066abbr=onNaNabbr=on | 42.4261°N -123.1053°W | Gold Hill | ||
| Golden Gate Canal | Malheur | 2329abbr=onNaNabbr=on | 43.7142°N -117.0311°W | Adrian | ||
| Goulden Canal | Harney | 4108abbr=onNaNabbr=on | 43.2592°N -119.2483°W | Northwest Harney Lake | ||
| Grande Ronde Ditch | Union | 2717abbr=onNaNabbr=on | 45.3039°N -118.0278°W | La Grande | ||
| Granger Ditch | Wallowa | 3963abbr=onNaNabbr=on | 45.3869°N -117.2364°W | Joseph NW | ||
| Gray Lateral | Lake | 4770abbr=onNaNabbr=on | 42.1783°N -120.4344°W | Lakeview Airport | ||
| Greener Ditch | Baker | 6345abbr=onNaNabbr=on | 45.0381°N -117.0611°W | Deadman Point | ||
| Grout Ditch | Union | 3461abbr=onNaNabbr=on | 45.1408°N -117.9794°W | Craig Mountain | ||
| H V I Company Ditch | Harney | 4144abbr=onNaNabbr=on | 43.6278°N -118.7489°W | Buchanan | ||
| Hall Ditch | Wheeler | 3428abbr=onNaNabbr=on | 44.5386°N -120.1442°W | Mitchell | ||
| Halliday Drain | Malheur | 2182abbr=onNaNabbr=on | 44.0153°N -117.0206°W | Malheur Butte | ||
| Hammel Lateral | Jackson | 1614abbr=onNaNabbr=on | 42.5497°N -122.7731°W | Shady Cove | ||
| Hanley North Canal | Jackson | 2116abbr=onNaNabbr=on | 42.4239°N -122.5575°W | Lakecreek | ||
| Hanley South Canal | Jackson | 2090abbr=onNaNabbr=on | 42.4086°N -122.5697°W | Lakecreek | ||
| Happy Valley Ditch | Malheur | 3383abbr=onNaNabbr=on | 42.8422°N -117.6317°W | Rome | ||
| Harper Southside Canal | Malheur | 2507abbr=onNaNabbr=on | 43.8597°N -117.5956°W | Harper | ||
| Hawley Ditch | Baker | 4245abbr=onNaNabbr=on | 44.7169°N -118.15°W | Sumpter | ||
| Hendrix Siphon | Malheur | 2444abbr=onNaNabbr=on | 44.0133°N -117.3969°W | Hope Butte | ||
| Hereford Ditch | Baker | 3665abbr=onNaNabbr=on | 44.5033°N -118.0594°W | Beaverdam Creek | ||
| Hermiston Ditch | Umatilla | 443abbr=onNaNabbr=on | 45.8503°N -119.2764°W | Hermiston | ||
| High Line Canal | Klamath | 4117abbr=onNaNabbr=on | 42.0372°N -121.3964°W | Malin | ||
| High Line Canal | Umatilla | 620abbr=onNaNabbr=on | 45.7758°N -119.3722°W | Hermiston | ||
| High Line Ditch | Klamath | 4219abbr=onNaNabbr=on | 42.1303°N -121.3319°W | Lorella | ||
| High Line Ditch | Malheur | 2861abbr=onNaNabbr=on | 44.2242°N -117.5336°W | Brogan | ||
| High Line Ditch | Lake | 4833abbr=onNaNabbr=on | 42.4278°N -120.2553°W | Valley Falls | ||
| High Line Ditch | Baker | 3747abbr=onNaNabbr=on | 44.5°N -118.1394°W | Unity Reservoir | ||
| Highberger Ditch | Marion | 364abbr=onNaNabbr=on | 44.84°N -122.8664°W | Stayton | ||
| Highland Ditch | Wasco | 2028abbr=onNaNabbr=on | 45.2531°N -121.3203°W | Friend | ||
| Highline Canal | Josephine | 1030abbr=onNaNabbr=on | 42.4242°N -123.2828°W | Grants Pass | ||
| Highline Ditch | Wasco | 1161abbr=onNaNabbr=on | 45.2547°N -121.1461°W | Postage Stamp Butte | ||
| Highline Ditch | Harney | 4213abbr=onNaNabbr=on | 43.1222°N -118.6775°W | Diamond | ||
| Highline Lateral | Hood River | 1093abbr=onNaNabbr=on | 45.6183°N -121.5625°W | Parkdale | ||
| Hobbs Ditch | Klamath | 4511abbr=onNaNabbr=on | 42.7622°N -121.8289°W | Fuego | ||
| Hoffman Ditch | Crook | 2976abbr=onNaNabbr=on | 44.1747°N -120.8456°W | Stearns Butte | ||
| Holloway Ditch | Harney | 4770abbr=onNaNabbr=on | 42.0986°N -118.4492°W | Windy Point | ||
| Holly Drain | Malheur | 2244abbr=onNaNabbr=on | 43.7025°N -117.0672°W | Adrian | ||
| Hope Ditch | Malheur | 2244abbr=onNaNabbr=on | 44.0069°N -117.2325°W | Henry Gulch | ||
| Hope Drain | Malheur | 2234abbr=onNaNabbr=on | 43.9994°N -117.2061°W | Vale East | ||
| Hopkins Canal | Jackson | 1332abbr=onNaNabbr=on | 42.3469°N -122.9025°W | Medford West | ||
| Hotchkiss Ditch | Lake | 4823abbr=onNaNabbr=on | 42.2833°N -120.4025°W | Big Baldy | ||
| Howard Prairie Canal | Jackson | 4521abbr=onNaNabbr=on | 42.1539°N -122.3747°W | Little Chinquapin Mountain | ||
| Howell Ditch | Baker | 2254abbr=onNaNabbr=on | 44.7708°N -117.1928°W | Richland | ||
| Hubble Ditch | Malheur | 3471abbr=onNaNabbr=on | 42.8558°N -117.7264°W | Rome | ||
| Hudson Bay Canal | Umatilla | 820abbr=onNaNabbr=on | 45.9728°N -118.4444°W | Milton-Freewater | ||
| Huff Ditch | Baker | 5361abbr=onNaNabbr=on | 45.0167°N -117.0197°W | Deadman Point | ||
| Hunt Ditch | Umatilla | 630abbr=onNaNabbr=on | 45.7406°N -119.2769°W | Service Buttes | ||
| Hunter Ditch | Malheur | 4229abbr=onNaNabbr=on | 44.0253°N -118.1158°W | Hunter Mountain | ||
| Hurricane Ditch | Wallowa | 4144abbr=onNaNabbr=on | 45.3639°N -117.2767°W | Chief Joseph Mountain | ||
| Hutchinson Ditch | Baker | 3691abbr=onNaNabbr=on | 44.9856°N -118.0489°W | Rock Creek | ||
| I Canal | Umatilla | 499abbr=onNaNabbr=on | 45.8331°N -119.3164°W | Hermiston | ||
| I N Young Ditch | Baker | 2290abbr=onNaNabbr=on | 44.7889°N -117.1844°W | Richland | ||
| Imbler Drain | Malheur | 2224abbr=onNaNabbr=on | 43.7322°N -117.0306°W | Adrian | ||
| Independence Creek Ditch | Baker | 3914abbr=onNaNabbr=on | 44.4875°N -117.9636°W | Devils Heel | ||
| Island Ditch | Wallowa | 3875abbr=onNaNabbr=on | 45.3986°N -117.2589°W | Enterprise | ||
| J Canal | Klamath | 4045abbr=onNaNabbr=on | 42.0042°N -121.4558°W | Malin | ||
| J-1 Canal | Klamath | 4052abbr=onNaNabbr=on | 42.0036°N -121.5419°W | Merrill | ||
| J-H Canal | Malheur | 2323abbr=onNaNabbr=on | 43.9042°N -117.3022°W | Vale West | ||
| Jacobsen Ditch | Baker | 3268abbr=onNaNabbr=on | 44.97°N -117.8803°W | Haines | ||
| Jefferson Ditch | Marion | 256abbr=onNaNabbr=on | 44.7106°N -122.9892°W | Crabtree | ||
| Jerome Prairie Lateral | Josephine | 1050abbr=onNaNabbr=on | 42.3878°N -123.4067°W | Wilderville | ||
| Johnson Ditch | Harney | 3842abbr=onNaNabbr=on | 43.9069°N -118.5733°W | Moffit Table | ||
| Jones Canal | Lake | 4311abbr=onNaNabbr=on | 42.6642°N -120.5111°W | Paisley | ||
| Jones Ditch | Marion | 157abbr=onNaNabbr=on | 45.0525°N -122.9242°W | Gervais | ||
| Jonesboro Canal | Malheur | 2821abbr=onNaNabbr=on | 43.7958°N -117.9344°W | Jonesboro | ||
| Jordan Drain | Malheur | 2195abbr=onNaNabbr=on | 43.9964°N -117.0989°W | Cairo | ||
| Juntura Investment Company Canal | Malheur | 3081abbr=onNaNabbr=on | 43.7625°N -118.1178°W | Stemler Ridge | ||
| Kanehinke Ditch | Malheur | 3881abbr=onNaNabbr=on | 42.6808°N -117.8947°W | Flat Top Mountain | ||
| Kelly Lateral | Wasco | 2064abbr=onNaNabbr=on | 45.1231°N -121.2503°W | Maupin SW | ||
| Kelsey Wilson Ditch | Baker | 3383abbr=onNaNabbr=on | 44.9833°N -117.9361°W | Haines | ||
| Kennedy Ditch | Baker | 3169abbr=onNaNabbr=on | 44.9875°N -117.6469°W | Keating NW | ||
| Keno Canal | Klamath | 4127abbr=onNaNabbr=on | 42.2269°N -121.7978°W | Klamath Falls | ||
| Kerby Ditch | Josephine | 1276abbr=onNaNabbr=on | 42.1758°N -123.6586°W | Cave Junction | ||
| King Drain | Malheur | 2218abbr=onNaNabbr=on | 43.9856°N -117.1569°W | Vale East | ||
| Kingman Drain | Malheur | 2215abbr=onNaNabbr=on | 43.7661°N -117.0592°W | Owyhee | ||
| Kingman Lateral | Malheur | 2526abbr=onNaNabbr=on | 43.7308°N -117.145°W | Owyhee Dam | ||
| Kittredge Canal | Klamath | 4524abbr=onNaNabbr=on | 42.9497°N -121.6164°W | Wildhorse Ridge | ||
| Klamath Strait | Klamath | 4098abbr=onNaNabbr=on | 42.0786°N -121.8303°W | Worden | ||
| Klamath Strait Drain | Klamath | 4091abbr=onNaNabbr=on | 42.0325°N -121.7903°W | Worden | ||
| Krumbo Canal | Harney | 4160abbr=onNaNabbr=on | 42.9794°N -118.8508°W | Krumbo Reservoir | ||
| Kueny Ditch | Harney | 4098abbr=onNaNabbr=on | 42.4503°N -118.6111°W | Andrews | ||
| L Canal | Umatilla | 492abbr=onNaNabbr=on | 45.8636°N -119.2094°W | Stanfield | ||
| La Grande Aqueduct | Union | 4383abbr=onNaNabbr=on | 45.2289°N -118.1692°W | La Grande Reservoir | ||
| Lacomb Irrigation Canal | Linn | 915abbr=onNaNabbr=on | 44.5914°N -122.6594°W | Lacomb | ||
| Ladd Creek Pickup Ditch | Union | 2697abbr=onNaNabbr=on | 45.2603°N -117.9656°W | Conley | ||
| Lake Labish Ditch | Marion | 138abbr=onNaNabbr=on | 45.0325°N -122.9317°W | Gervais | ||
| Lateral 197 | Malheur | 2395abbr=onNaNabbr=on | 43.9867°N -117.3611°W | Vale West | ||
| Lateral B | Deschutes | 3081abbr=onNaNabbr=on | 44.2383°N -121.2217°W | Forked Horn Butte | ||
| Lateral C | Deschutes | 3005abbr=onNaNabbr=on | 44.2739°N -121.1997°W | Redmond | ||
| Lateral E | Deschutes | 3008abbr=onNaNabbr=on | 44.29°N -121.1567°W | Redmond | ||
| Lateral F | Deschutes | 2802abbr=onNaNabbr=on | 44.3389°N -121.1922°W | Redmond | ||
| Lateral H | Deschutes | 2861abbr=onNaNabbr=on | 44.3628°N -121.175°W | Redmond | ||
| Lateral J | Deschutes | 2746abbr=onNaNabbr=on | 44.3497°N -121.2497°W | Redmond | ||
| Laycock Long Ditch | Grant | 3005abbr=onNaNabbr=on | 44.4233°N -119.0256°W | Mount Vernon | ||
| Lebanon Santiam Canal | Linn | 364abbr=onNaNabbr=on | 44.5125°N -122.8783°W | Lebanon | ||
| Lemolo Canal Number 1 | Douglas | 4140abbr=onNaNabbr=on | 43.3386°N -122.2136°W | Lemolo Lake | ||
| Lemolo Number 2 Canal | Douglas | 3278abbr=onNaNabbr=on | 43.3233°N -122.34°W | Potter Mountain | ||
| Lemons Ditch | Grant | 2825abbr=onNaNabbr=on | 44.4153°N -119.1344°W | Wolfinger Butte | ||
| Lenz Lateral | Umatilla | 673abbr=onNaNabbr=on | 45.8311°N -119.1375°W | Stanfield | ||
| Lewis Ditch | Wheeler | 3642abbr=onNaNabbr=on | 44.5206°N -120.3206°W | Lawson Mountain | ||
| Lillard Ditch | Baker | 3373abbr=onNaNabbr=on | 44.9222°N -117.8569°W | Magpie Peak | ||
| Little Butte Creek Siphon | Jackson | 1378abbr=onNaNabbr=on | 42.4767°N -122.7497°W | Brownsboro | ||
| Little Valley Lateral | Malheur | 2589abbr=onNaNabbr=on | 43.8769°N -117.4853°W | Vines Hill | ||
| Littlefield Ditch | Baker | 4311abbr=onNaNabbr=on | 44.6983°N -117.9053°W | Blue Canyon | ||
| Locket Gulch Siphon | Malheur | 2497abbr=onNaNabbr=on | 43.8869°N -117.0969°W | Cairo | ||
| Lone Pine Ditch | Union | 3724abbr=onNaNabbr=on | 45.0264°N -118.0717°W | Tucker Flat | ||
| Lorella Drain | Klamath | 4150abbr=onNaNabbr=on | 42.1375°N -121.2583°W | Lorella | ||
| Lorella Lateral | Klamath | 4160abbr=onNaNabbr=on | 42.1306°N -121.2628°W | Lorella | ||
| Lost Boulder Ditch | Wasco | 3133abbr=onNaNabbr=on | 45.1492°N -121.4764°W | Rock Creek Reservoir | ||
| Lousignont Canal | Washington | 174abbr=onNaNabbr=on | 45.5728°N -123.1414°W | Gales Creek | ||
| Love Ditch | Baker | 3445abbr=onNaNabbr=on | 44.7631°N -117.5047°W | Keating | ||
| Love Loney Ditch | Umatilla | 538abbr=onNaNabbr=on | 45.9886°N -118.5817°W | Waterman | ||
| Low Line Canal | Klamath | 4094abbr=onNaNabbr=on | 42.0228°N -121.3808°W | Malin | ||
| Low Line Ditch | Klamath | 4157abbr=onNaNabbr=on | 42.1567°N -121.3444°W | Lorella | ||
| Low Line Ditch | Malheur | 2713abbr=onNaNabbr=on | 44.2342°N -117.5242°W | Brogan | ||
| Low Line Ditch | Hood River | 1391abbr=onNaNabbr=on | 45.6106°N -121.6375°W | Dee | ||
| Lower Alder Slope Ditch | Wallowa | 3927abbr=onNaNabbr=on | 45.4036°N -117.3114°W | Enterprise | ||
| Lower Ditch | Malheur | 2188abbr=onNaNabbr=on | 44.1183°N -116.9483°W | Payette | ||
| Lower East Lateral | Jackson | 1706abbr=onNaNabbr=on | 42.2369°N -122.7497°W | Ashland | ||
| Lower Fisher Long Ditch | Baker | 3615abbr=onNaNabbr=on | 44.9222°N -118.0242°W | Rock Creek | ||
| Lower Marsh Canal | Lake | 4288abbr=onNaNabbr=on | 42.5681°N -120.3831°W | Tucker Hill | ||
| Lower Pump Canal | Malheur | 2241abbr=onNaNabbr=on | 43.9797°N -117.155°W | Vale East | ||
| Lower Sevenmile Ditch | Klamath | 4157abbr=onNaNabbr=on | 42.6711°N -122.0567°W | Mares Egg Spring | ||
| Lower Valley Ditch | Wallowa | 2864abbr=onNaNabbr=on | 45.6092°N -117.5503°W | Wallowa | ||
| Luce Ditch | Grant | 3025abbr=onNaNabbr=on | 44.4211°N -118.9919°W | John Day | ||
| Luce Ditch | Lake | 4642abbr=onNaNabbr=on | 42.7917°N -120.1094°W | Coleman Hills | ||
| Lynns Ditch | Malheur | 4514abbr=onNaNabbr=on | 44.4208°N -117.8403°W | Wendt Butte | ||
| Lynns Ditch | Malheur | 3993abbr=onNaNabbr=on | 44.4217°N -117.7372°W | Bridgeport | ||
| M Canal | Umatilla | 486abbr=onNaNabbr=on | 45.8775°N -119.2617°W | Umatilla | ||
| Main Canal | Marion | 371abbr=onNaNabbr=on | 44.7936°N -122.8819°W | Turner | ||
| Malheur Siphon | Malheur | 2257abbr=onNaNabbr=on | 43.9811°N -117.0575°W | Cairo | ||
| Mallett Drain | Malheur | 2195abbr=onNaNabbr=on | 43.9944°N -117.1161°W | Cairo | ||
| Mansfield Ditch | Baker | 3504abbr=onNaNabbr=on | 44.9489°N -118.0208°W | Rock Creek | ||
| Marion Ditch | Marion | 348abbr=onNaNabbr=on | 44.7625°N -122.8975°W | Turner | ||
| Marquam Dry Lake Canal | Multnomah | 13abbr=onNaNabbr=on | 45.665°N -122.8039°W | Sauvie Island | ||
| Maxwell Canal | Umatilla | 525abbr=onNaNabbr=on | 45.8256°N -119.2925°W | Hermiston | ||
| Maxwell Ditch | Baker | 3501abbr=onNaNabbr=on | 44.9303°N -118.0083°W | Rock Creek | ||
| Maxwell Ditch | Deschutes | 3402abbr=onNaNabbr=on | 44.2442°N -121.5142°W | Three Creek Butte | ||
| May Park Ditch | Union | 2756abbr=onNaNabbr=on | 45.3403°N -118.0631°W | La Grande | ||
| Mayfield Ditch | Klamath | 4334abbr=onNaNabbr=on | 43.5358°N -121.6469°W | Cryder Butte | ||
| McAlister Ditch | Union | 2703abbr=onNaNabbr=on | 45.3192°N -117.9844°W | Conley | ||
| McBride Ditch | Malheur | 2162abbr=onNaNabbr=on | 44.2717°N -117.2178°W | Olds Ferry | ||
| McCord Ditch | Baker | 3425abbr=onNaNabbr=on | 44.7842°N -117.8664°W | Baker City | ||
| McDonald Ditch | Jackson | 4091abbr=onNaNabbr=on | 42.1108°N -122.8122°W | Siskiyou Peak | ||
| McEwen Valley Ditch | Baker | 4281abbr=onNaNabbr=on | 44.6881°N -118.1519°W | Sumpter | ||
| McKenzie Ditch | Lane | 436abbr=onNaNabbr=on | 44.0733°N -123.0428°W | Eugene East | ||
| McKenzie-Greeley Ditch | Malheur | 3763abbr=onNaNabbr=on | 43.3381°N -117.0858°W | Rockville | ||
| McMullen Ditch | Baker | 2520abbr=onNaNabbr=on | 44.8514°N -117.065°W | Posy Valley | ||
| McPherson Ditch | Baker | 3455abbr=onNaNabbr=on | 44.4958°N -117.8281°W | Wendt Butte | ||
| Medford Aqueduct | Jackson | 2513abbr=onNaNabbr=on | 42.5489°N -122.6008°W | Butte Falls | ||
| Medford Irrigation District Canal | Jackson | 1640abbr=onNaNabbr=on | 42.4497°N -122.7292°W | Brownsboro | ||
| Melhase Ditch | Klamath | 4176abbr=onNaNabbr=on | 42.6914°N -122.0053°W | Mares Egg Spring | ||
| Middle Ditch | Malheur | 2188abbr=onNaNabbr=on | 44.1639°N -116.9525°W | Weiser South | ||
| Mill Creek Canal | Wasco | 2680abbr=onNaNabbr=on | 44.8925°N -121.4906°W | Hehe Butte | ||
| Mill Creek Lateral | Wasco | 2838abbr=onNaNabbr=on | 44.8725°N -121.5047°W | Sawmill Butte | ||
| Mill Ditch | Malheur | 2234abbr=onNaNabbr=on | 43.9933°N -117.2092°W | Vale East | ||
| Mill Ditch | Baker | 3573abbr=onNaNabbr=on | 44.4894°N -117.8633°W | Wendt Butte | ||
| Miller Ditch | Harney | 3622abbr=onNaNabbr=on | 43.8506°N -118.4589°W | Drewsey | ||
| Miller Ditch | Baker | 3507abbr=onNaNabbr=on | 44.9258°N -118.0103°W | Rock Creek | ||
| Milton Ditch | Umatilla | 1083abbr=onNaNabbr=on | 45.925°N -118.3839°W | Milton-Freewater | ||
| Mining Channel | Baker | 2776abbr=onNaNabbr=on | 44.8847°N -117.1372°W | Jimtown | ||
| Mission Ditch | Marion | 184abbr=onNaNabbr=on | 44.9242°N -123.0136°W | Salem West | ||
| Mitchell Butte Lateral | Malheur | 2310abbr=onNaNabbr=on | 43.8217°N -117.0906°W | Owyhee | ||
| Modoc Point Main Canal | Klamath | 4163abbr=onNaNabbr=on | 42.5433°N -121.8756°W | Chiloquin | ||
| Moody Ditch | Union | 3425abbr=onNaNabbr=on | 45.0456°N -117.9775°W | North Powder | ||
| Moonshine Ditch | Wallowa | 4445abbr=onNaNabbr=on | 45.3278°N -117.2367°W | Joseph | ||
| Moore Pratt Ditch | Baker | 3323abbr=onNaNabbr=on | 44.9422°N -117.9528°W | Haines | ||
| Morfitt Ditch | Malheur | 3409abbr=onNaNabbr=on | 44.3833°N -117.7261°W | Bridgeport | ||
| Moroney Canal | Tillamook | 20abbr=onNaNabbr=on | 45.6289°N -123.9375°W | Nehalem | ||
| Moss Ditch | Lake | 4764abbr=onNaNabbr=on | 42.5236°N -120.4442°W | Tucker Hill | ||
| Mount Hood Canal Hood | Hood River | 1535abbr=onNaNabbr=on | 45.5344°N -121.57°W | Parkdale | ||
| Murphy Ditch | Josephine | 1033abbr=onNaNabbr=on | 42.3456°N -123.3586°W | Murphy | ||
| Murray Ditch | Grant | 2303abbr=onNaNabbr=on | 44.4958°N -119.5803°W | Dayville | ||
| N Canal | Umatilla | 499abbr=onNaNabbr=on | 45.8569°N -119.2767°W | Hermiston | ||
| Neal Creek Lateral Hood | Hood River | 961abbr=onNaNabbr=on | 45.6233°N -121.4983°W | Ketchum Reservoir | ||
| Nelson Ditch | Baker | 3986abbr=onNaNabbr=on | 44.8303°N -118.0083°W | Elkhorn Peak | ||
| Nesley Ditch | Union | 2785abbr=onNaNabbr=on | 45.3439°N -118.0867°W | La Grande | ||
| Nevada Canal | Malheur | 2208abbr=onNaNabbr=on | 43.9878°N -117.1033°W | Cairo | ||
| New Berryman Ditch | Jackson | 1276abbr=onNaNabbr=on | 42.2553°N -123.1956°W | Applegate | ||
| New Home Ditch | Baker | 3422abbr=onNaNabbr=on | 44.7889°N -117.8167°W | Baker City | ||
| Newt Young Ditch | Baker | 2352abbr=onNaNabbr=on | 44.7881°N -117.1644°W | Richland | ||
| North Alkali Creek Siphon | Malheur | 2493abbr=onNaNabbr=on | 43.6222°N -117.0747°W | Graveyard Point | ||
| North Antelope Canal | Malheur | 4262abbr=onNaNabbr=on | 42.9306°N -117.2594°W | Danner | ||
| North Canal | Malheur | 2533abbr=onNaNabbr=on | 43.8667°N -117.1111°W | Owyhee | ||
| North Canal | Klamath | 4101abbr=onNaNabbr=on | 42.0611°N -121.7628°W | Worden | ||
| North Canal | Klamath | 4190abbr=onNaNabbr=on | 42.1514°N -121.2828°W | Lorella | ||
| North Canal | Lake | 4856abbr=onNaNabbr=on | 42.1333°N -120.5519°W | Drews Gap | ||
| North Canal Flume | Lake | 4839abbr=onNaNabbr=on | 42.1903°N -120.5144°W | Drews Gap | ||
| North Canal Lateral | Malheur | 2503abbr=onNaNabbr=on | 43.9528°N -117.0903°W | Cairo | ||
| North Dixie Ditch | Baker | 3711abbr=onNaNabbr=on | 44.4736°N -117.4997°W | Rye Valley | ||
| North Fork Ditch | Klamath | 4485abbr=onNaNabbr=on | 42.4611°N -121.0483°W | Bly | ||
| North Oakander Drain | Malheur | 2264abbr=onNaNabbr=on | 43.7025°N -117.055°W | Adrian | ||
| North Side Canal | Malheur | 3989abbr=onNaNabbr=on | 42.9456°N -117.5047°W | Arock | ||
| North Unit Main Canal | Deschutes | 2959abbr=onNaNabbr=on | 44.3053°N -121.1108°W | O'Neil | ||
| Nouque Ditch | Malheur | 4826abbr=onNaNabbr=on | 42.0153°N -117.6275°W | Tenmile Ranch | ||
| Number One C-Drain | Klamath | 4098abbr=onNaNabbr=on | 42.1833°N -121.7456°W | Altamont | ||
| Number Six Canal | Lake | 4846abbr=onNaNabbr=on | 42.1586°N -120.5017°W | Drews Gap | ||
| Nye Ditch | Jackson | 2441abbr=onNaNabbr=on | 42.7233°N -122.5442°W | Cascade Gorge | ||
| Nyssa Drain | Malheur | 2182abbr=onNaNabbr=on | 43.8961°N -117.0089°W | Cairo | ||
| Nyssa-Arcadia Drain | Malheur | 2182abbr=onNaNabbr=on | 43.8917°N -117.0044°W | Cairo | ||
| O Canal | Umatilla | 472abbr=onNaNabbr=on | 45.9089°N -119.2789°W | Umatilla | ||
| O Pipe | Umatilla | 466abbr=onNaNabbr=on | 45.8983°N -119.2533°W | Umatilla | ||
| O V L Ditch | Lake | 4308abbr=onNaNabbr=on | 42.5125°N -120.3067°W | Coglan Buttes SE | ||
| OA Lateral | Umatilla | 463abbr=onNaNabbr=on | 45.9006°N -119.2742°W | Umatilla | ||
| OB Lateral | Umatilla | 463abbr=onNaNabbr=on | 45.9097°N -119.2886°W | Umatilla | ||
| Oak Grove Ditch | Hood River | 3291abbr=onNaNabbr=on | 45.6183°N -121.7019°W | Dee | ||
| Oakander Drain | Malheur | 2244abbr=onNaNabbr=on | 43.7111°N -117.0642°W | Adrian | ||
| Ochoco Distribution Canal | Crook | 2982abbr=onNaNabbr=on | 44.3497°N -120.8692°W | Prineville | ||
| Ochoco Main Canal | Crook | 3051abbr=onNaNabbr=on | 44.325°N -120.7844°W | Prineville | ||
| Oliver Drain | Malheur | 4318abbr=onNaNabbr=on | 43.065°N -117.3031°W | Cow Lakes | ||
| Ontario Nyssa Canal | Malheur | 2297abbr=onNaNabbr=on | 43.8967°N -117.0375°W | Cairo | ||
| Orchard Ridge Ditch | Wasco | 2257abbr=onNaNabbr=on | 45.39°N -121.29°W | Wolf Run | ||
| Ordell Ditch | Union | 2713abbr=onNaNabbr=on | 45.3844°N -118.0342°W | Summerville | ||
| Oswego Canal | Clackamas | 105abbr=onNaNabbr=on | 45.3936°N -122.7194°W | Lake Oswego | ||
| Outside Canal | Lake | 4314abbr=onNaNabbr=on | 42.6703°N -120.4292°W | Coglan Buttes | ||
| Owens Ditch | Grant | 4649abbr=onNaNabbr=on | 44.0542°N -118.9761°W | Silvies | ||
| Owyhee Canal | Malheur | 2372abbr=onNaNabbr=on | 44.0178°N -117.2061°W | Henry Gulch | ||
| Owyhee Ditch | Malheur | 2234abbr=onNaNabbr=on | 43.79°N -117.0831°W | Owyhee | ||
| Owyhee Siphon | Malheur | 2333abbr=onNaNabbr=on | 43.7361°N -117.1775°W | Owyhee Dam | ||
| P P & L Canal | Jackson | 2628abbr=onNaNabbr=on | 42.7511°N -122.5072°W | Whetstone Point | ||
| P1 Canal | Siskiyou (CA) | 4091abbr=onNaNabbr=on | 41.985°N -121.6431°W | Lower Klamath Lake | ||
| Packwood Ditch | Baker | 3684abbr=onNaNabbr=on | 44.4944°N -118.0956°W | Hereford | ||
| Palmer Ditch | Crook | 3940abbr=onNaNabbr=on | 44.1375°N -119.7456°W | Powell Mountain | ||
| Panama Ditch | Grant | 2877abbr=onNaNabbr=on | 44.42°N -119.1231°W | Mount Vernon | ||
| Parker Ditch | Malheur | 4902abbr=onNaNabbr=on | 42.6467°N -117.0661°W | Juniper Point | ||
| Patillo Ditches | Jackson | 1588abbr=onNaNabbr=on | 42.6053°N -122.9817°W | Boswell Mountain | ||
| Payton Ditch | Baker | 3346abbr=onNaNabbr=on | 44.8689°N -117.9011°W | Wingville | ||
| Pearson Ditch | Baker | 3340abbr=onNaNabbr=on | 45.0033°N -117.965°W | North Powder | ||
| Pelican Cut Canal | Klamath | 4147abbr=onNaNabbr=on | 42.4567°N -122.0858°W | Pelican Bay | ||
| Peninsula Drainage Canal | Multnomah | 13abbr=onNaNabbr=on | 45.5936°N -122.6403°W | Portland | ||
| Penstock Olsen Ditch | Baker | 3996abbr=onNaNabbr=on | 44.9208°N -118.0511°W | Rock Creek | ||
| Peoples Irrigation Company Ditch | Crook | 2838abbr=onNaNabbr=on | 44.3275°N -120.9103°W | Houston Lake | ||
| Perkins Ditch | Baker | 2707abbr=onNaNabbr=on | 44.8297°N -117.5167°W | Keating | ||
| Perrin Lateral | Marion | 328abbr=onNaNabbr=on | 44.8097°N -122.9233°W | Turner | ||
| Peters Ditch | Linn | 351abbr=onNaNabbr=on | 44.6967°N -122.8156°W | Scio | ||
| Pettegrew Lateral | Jackson | 1526abbr=onNaNabbr=on | 42.5178°N -122.7872°W | Shady Cove | ||
| Philling-McFadden Ditch | Wheeler | 3743abbr=onNaNabbr=on | 44.4583°N -119.8106°W | Antone | ||
| Phillips Ditch | Baker | 5072abbr=onNaNabbr=on | 45.0333°N -117.4681°W | Bennet Peak | ||
| Phillips Ditch | Baker | 3684abbr=onNaNabbr=on | 44.8306°N -117.9789°W | Wingville | ||
| Phillips Ditch | Baker | 3140abbr=onNaNabbr=on | 44.8867°N -117.4753°W | Balm Creek Reservoir | ||
| Phoenix Canal | Jackson | 1512abbr=onNaNabbr=on | 42.3011°N -122.9044°W | Medford West | ||
| Pilot Butte Canal | Deschutes | 3127abbr=onNaNabbr=on | 44.2089°N -121.2339°W | Forked Horn Butte | ||
| Pilot Butte North Canal | Crook | 2953abbr=onNaNabbr=on | 44.385°N -121.0781°W | Gray Butte | ||
| Pilot Butte South Canal | Crook | 2894abbr=onNaNabbr=on | 44.3836°N -121.0542°W | Gray Butte | ||
| Placer Ditch | Grant | 5938abbr=onNaNabbr=on | 44.7189°N -118.4756°W | Greenhorn | ||
| Plainview Ditch | Deschutes | 3274abbr=onNaNabbr=on | 44.2222°N -121.4747°W | Tumalo Dam | ||
| Pleasant View Canal | Umatilla | 971abbr=onNaNabbr=on | 45.9439°N -118.4075°W | Milton-Freewater | ||
| Plevna Ditch | Klamath | 4121abbr=onNaNabbr=on | 42.1708°N -121.8414°W | Klamath Falls | ||
| Pole Creek Ditch | Deschutes | 3898abbr=onNaNabbr=on | 44.2375°N -121.605°W | Three Creek Butte | ||
| Poley-Allen Ditch | Wallowa | 3425abbr=onNaNabbr=on | 45.4842°N -117.4386°W | Lostine | ||
| Posy Valley Ditch | Baker | 3107abbr=onNaNabbr=on | 44.8692°N -117.1386°W | Richland | ||
| Potter Ditch | Wheeler | 1785abbr=onNaNabbr=on | 44.8222°N -119.7428°W | Kimberly | ||
| Poujade Ditch | Harney | 4144abbr=onNaNabbr=on | 43.6244°N -118.7233°W | Carson Point | ||
| Power Canal | Hood River | 203abbr=onNaNabbr=on | 45.6886°N -121.5111°W | Hood River | ||
| Powers Ditch | Baker | 3681abbr=onNaNabbr=on | 44.9975°N -118.0772°W | Rock Creek | ||
| Prescott Ditch | Union | 2825abbr=onNaNabbr=on | 45.1997°N -117.8608°W | Union | ||
| Priday Ditch | Lake | 5243abbr=onNaNabbr=on | 42.4375°N -120.0928°W | Drake Peak NE | ||
| Pump Ditch | Malheur | 2346abbr=onNaNabbr=on | 43.9811°N -117.2697°W | Vale West | ||
| Purvis Drain | Malheur | 2313abbr=onNaNabbr=on | 43.9306°N -117.3678°W | Vale West | ||
| Q Street Canal | Lane | 443abbr=onNaNabbr=on | 44.0608°N -123.0483°W | Eugene East | ||
| R Canal | Umatilla | 541abbr=onNaNabbr=on | 45.8761°N -119.3119°W | Umatilla | ||
| R-3 Pipe | Umatilla | 541abbr=onNaNabbr=on | 45.8742°N -119.2814°W | Hermiston | ||
| Red Ditch | Jackson | 1093abbr=onNaNabbr=on | 42.5181°N -123.1711°W | Wimer | ||
| Red Drain | Malheur | 2254abbr=onNaNabbr=on | 43.705°N -117.0742°W | Adrian | ||
| Red House Ditch | Lake | 4334abbr=onNaNabbr=on | 42.7153°N -120.5108°W | Paisley | ||
| Reed Ditch | Baker | 3556abbr=onNaNabbr=on | 44.5031°N -117.945°W | Brannan Gulch | ||
| Reed Ditch | Deschutes | 3261abbr=onNaNabbr=on | 44.2664°N -121.5344°W | Sisters | ||
| Reeds Ditch | Baker | 3550abbr=onNaNabbr=on | 44.5°N -117.9372°W | Devils Heel | ||
| Rehart-Salt Creek Ditch | Lake | 4777abbr=onNaNabbr=on | 42.3139°N -120.2997°W | Crooked Creek Valley | ||
| Rineman Ditch | Harney | 4104abbr=onNaNabbr=on | 43.2592°N -118.8906°W | The Narrows | ||
| Ringsmeyer Ditch | Grant | 2303abbr=onNaNabbr=on | 44.4839°N -119.565°W | Dayville | ||
| Riverside Canal | Malheur | 2260abbr=onNaNabbr=on | 43.7028°N -117.0608°W | Adrian | ||
| Robbins Ditch | Harney | 3757abbr=onNaNabbr=on | 43.8786°N -118.5986°W | Moffit Table | ||
| Robbins Drain | Malheur | 2313abbr=onNaNabbr=on | 43.9236°N -117.3678°W | Vale West | ||
| Robertson Ditch | Union | 3281abbr=onNaNabbr=on | 45.0075°N -117.6483°W | Medical Springs | ||
| Rock Creek Ditch | Wasco | 1932abbr=onNaNabbr=on | 45.1969°N -121.3053°W | Wamic | ||
| Rock Spring Siphon | Malheur | 2493abbr=onNaNabbr=on | 43.7633°N -117.1936°W | Mitchell Butte | ||
| Russell Drain | Malheur | 2277abbr=onNaNabbr=on | 43.9194°N -117.2844°W | Vale West | ||
| Rutherford Ditch | Malheur | 3619abbr=onNaNabbr=on | 44.3511°N -117.8764°W | Ironside | ||
| Ryegrass Ditch | Crook | 2867abbr=onNaNabbr=on | 44.3203°N -120.8628°W | Prineville | ||
| S Canal | Umatilla | 463abbr=onNaNabbr=on | 45.8925°N -119.2644°W | Umatilla | ||
| Saint Clair Canal | Harney | 4108abbr=onNaNabbr=on | 43.2794°N -119.2344°W | Northwest Harney Lake | ||
| Salem Ditch | Marion | 433abbr=onNaNabbr=on | 44.8061°N -122.8206°W | Stayton | ||
| Sand Creek Canal | Klamath | 4636abbr=onNaNabbr=on | 42.8733°N -121.8914°W | Sun Pass | ||
| Scott Ditch | Malheur | 3583abbr=onNaNabbr=on | 42.7942°N -117.7481°W | Rome | ||
| Scott Ditch | Wasco | 3383abbr=onNaNabbr=on | 45.1289°N -117.9628°W | Craig Mountain | ||
| Scotts Ditch | Malheur | 4564abbr=onNaNabbr=on | 42.6903°N -117.3314°W | Skull Creek | ||
| Seely Ditch | Clackamas | 144abbr=onNaNabbr=on | 45.3164°N -122.7844°W | Sherwood | ||
| Segundo Ditch | Malheur | 4951abbr=onNaNabbr=on | 42.2°N -117.8975°W | Oregon Canyon Ranch | ||
| Sevenmile Canal | Klamath | 4144abbr=onNaNabbr=on | 42.5831°N -121.9678°W | Agency Lake | ||
| Sevenmile Ditch | Klamath | 4183abbr=onNaNabbr=on | 42.6986°N -122.0594°W | Mares Egg Spring | ||
| Sharp Ditch | Malheur | 4321abbr=onNaNabbr=on | 42.9889°N -117.1642°W | Antelope Reservoir | ||
| Shaw Brant Ditch | Union | 3514abbr=onNaNabbr=on | 45.0756°N -117.9753°W | North Powder | ||
| Shaw Ditch | Union | 3412abbr=onNaNabbr=on | 45.0144°N -117.9731°W | North Powder | ||
| Shaw Stewart Ditch | Baker | 3592abbr=onNaNabbr=on | 44.6967°N -117.8564°W | Bowen Valley | ||
| Sheep Creek Siphon | Malheur | 2516abbr=onNaNabbr=on | 43.9081°N -117.0836°W | Cairo | ||
| Sheep L Ditch | Harney | 4436abbr=onNaNabbr=on | 43.5486°N -119.7525°W | Potato Hills | ||
| Sheep Ridge Ditch | Wallowa | 3609abbr=onNaNabbr=on | 45.4711°N -117.4108°W | Lostine | ||
| Shelton Ditch | Marion | 184abbr=onNaNabbr=on | 44.9258°N -123.0094°W | Salem West | ||
| Shoemaker Ditch | Wheeler | 3514abbr=onNaNabbr=on | 44.5261°N -120.1442°W | Mitchell | ||
| Short Low Ditch | Umatilla | 584abbr=onNaNabbr=on | 46.0053°N -118.5733°W | Lowden | ||
| Sidney Ditch | Marion | 279abbr=onNaNabbr=on | 44.7339°N -122.9647°W | Crabtree | ||
| Sidney Power Ditch | Marion | 200abbr=onNaNabbr=on | 44.7825°N -123.0711°W | Sidney | ||
| Siegle Ditch | Baker | 2320abbr=onNaNabbr=on | 44.7306°N -117.1317°W | Daly Creek | ||
| Silver Grange Ditch | Wallowa | 7447abbr=onNaNabbr=on | 45.3669°N -117.3658°W | Chief Joseph Mountain | ||
| Silver L Canal | Lake | 4439abbr=onNaNabbr=on | 43.1056°N -121.0622°W | Hager Mountain | ||
| Silver Lake Ditch | Wallowa | 4255abbr=onNaNabbr=on | 45.3544°N -117.1403°W | Joseph | ||
| Singer Drain | Malheur | 2201abbr=onNaNabbr=on | 43.7119°N -117.0767°W | Adrian | ||
| Sitz Ditch | Harney | 3655abbr=onNaNabbr=on | 43.8361°N -118.4844°W | Drewsey | ||
| Skipanon Waterway | Clatsop | 7abbr=onNaNabbr=on | 46.1764°N -123.9106°W | Warrenton | ||
| Skunk Farm Canal | Harney | 4140abbr=onNaNabbr=on | 43.0903°N -118.8364°W | Diamond Swamp | ||
| Slide Ditch | Malheur | 2100abbr=onNaNabbr=on | 44.2361°N -117.0122°W | Moores Hollow | ||
| Slusher Canal | Umatilla | 738abbr=onNaNabbr=on | 45.6817°N -119.0942°W | Nolin | ||
| Smith Ditch | Morrow | 4859abbr=onNaNabbr=on | 45.1653°N -119.3228°W | Arbuckle Mountain | ||
| Smith Ditch | Deschutes | 3192abbr=onNaNabbr=on | 44.29°N -121.5511°W | Sisters | ||
| Smith Ditch | Crook | 3363abbr=onNaNabbr=on | 44.3067°N -120.6067°W | Cadle Butte | ||
| Smith Ditch | Baker | 3615abbr=onNaNabbr=on | 44.7361°N -117.8292°W | Bowen Valley | ||
| Smith McPhee Ditch | Baker | 3330abbr=onNaNabbr=on | 44.985°N -117.9331°W | Haines | ||
| Snively Siphon | Malheur | 2339abbr=onNaNabbr=on | 43.7167°N -117.1831°W | Owyhee Dam | ||
| Snow Creek Ditch | Deschutes | 3898abbr=onNaNabbr=on | 44.1428°N -121.4942°W | Tumalo Dam | ||
| Sodom Ditch | Linn | 269abbr=onNaNabbr=on | 44.4478°N -123.0561°W | Halsey | ||
| South Alkali Drain | Malheur | 2274abbr=onNaNabbr=on | 43.7175°N -117.0403°W | Adrian | ||
| South Antelope Canal | Malheur | 4262abbr=onNaNabbr=on | 42.9178°N -117.2856°W | Danner | ||
| South Canal | Owyhee (ID) | 2493abbr=onNaNabbr=on | 43.5283°N -116.9631°W | Homedale | ||
| South Canal | Malheur | 2543abbr=onNaNabbr=on | 43.6631°N -117.0975°W | Adrian | ||
| South Canal | Lake | 4783abbr=onNaNabbr=on | 42.04°N -120.55°W | Fitzwater Point | ||
| South Catherine Ditch | Union | 6329abbr=onNaNabbr=on | 45.0956°N -117.5131°W | Flagstaff Butte | ||
| South Diamond Canal | Harney | 4144abbr=onNaNabbr=on | 43.0272°N -118.7911°W | Diamond Swamp | ||
| South Ditch | Umatilla | 548abbr=onNaNabbr=on | 45.9972°N -118.6439°W | Smeltz | ||
| South Dixie Ditch | Baker | 3438abbr=onNaNabbr=on | 44.4431°N -117.4761°W | Rye Valley | ||
| South Fork Canal | Jackson | 4665abbr=onNaNabbr=on | 42.3081°N -122.3706°W | Brown Mountain | ||
| South Highline Canal | Josephine | 1043abbr=onNaNabbr=on | 42.4122°N -123.3178°W | Grants Pass | ||
| South Main Canal | Josephine | 961abbr=onNaNabbr=on | 42.4178°N -123.3178°W | Grants Pass | ||
| South Side Canal | Malheur | 4029abbr=onNaNabbr=on | 42.8789°N -117.4697°W | Threemile Hill | ||
| Southworth Ditch | Grant | 4692abbr=onNaNabbr=on | 44.1556°N -118.9553°W | Seneca | ||
| Spence Ditch | Umatilla | 1260abbr=onNaNabbr=on | 45.9025°N -118.3428°W | Bowlus Hill | ||
| Spring Creek Ditch | Baker | 3150abbr=onNaNabbr=on | 44.8403°N -117.2108°W | Richland | ||
| Springer Ditch | Wasco | 4485abbr=onNaNabbr=on | 45.3511°N -121.4572°W | Flag Point | ||
| Stacey Ditch | Malheur | 2336abbr=onNaNabbr=on | 43.9472°N -117.4164°W | Vines Hill | ||
| Stallard Ditch | Harney | 3570abbr=onNaNabbr=on | 43.8431°N -118.3136°W | Drinkwater Pass | ||
| Stanfield Branch Furnish Ditch | Umatilla | 653abbr=onNaNabbr=on | 45.8022°N -119.1822°W | Stanfield | ||
| Stanfield Drain | Umatilla | 623abbr=onNaNabbr=on | 45.7886°N -119.1803°W | Stanfield | ||
| Star Creek Ditch | Malheur | 4905abbr=onNaNabbr=on | 43.4292°N -117.9475°W | Star Creek Reservoir | ||
| State Ditch | Union | 2684abbr=onNaNabbr=on | 45.3903°N -117.9308°W | Imbler | ||
| Stearns Ditch | Crook | 2907abbr=onNaNabbr=on | 44.2219°N -120.8747°W | Stearns Butte | ||
| Sterling Ditch | Jackson | 2477abbr=onNaNabbr=on | 42.1981°N -122.9469°W | Sterling Creek | ||
| Steward Ditch | Baker | 3107abbr=onNaNabbr=on | 44.8722°N -117.4844°W | Glasgow Butte | ||
| Steward Ditch | Grant | 2480abbr=onNaNabbr=on | 44.4597°N -119.4261°W | Aldrich Mountain North | ||
| Stewart Carter Ditch | Malheur | 2178abbr=onNaNabbr=on | 44.0175°N -116.9917°W | Payette | ||
| Stewart Ditch | Grant | 2480abbr=onNaNabbr=on | 44.4597°N -119.4261°W | Aldrich Mountain North | ||
| Stock Ditch | Lake | 4308abbr=onNaNabbr=on | 42.6597°N -120.4769°W | Coglan Buttes | ||
| Stockwater Ditch | Harney | 4550abbr=onNaNabbr=on | 42.4125°N -118.9206°W | Garrison Lake | ||
| Stradley Drain | Malheur | 2260abbr=onNaNabbr=on | 43.6967°N -117.0644°W | Adrian | ||
| Strode Ditch | Malheur | 3862abbr=onNaNabbr=on | 43.3014°N -117.0672°W | Rockville | ||
| Stubblefield Canal | Harney | 4117abbr=onNaNabbr=on | 43.1911°N -118.9433°W | Coyote Buttes | ||
| Succor Creek Siphon | Malheur | 2523abbr=onNaNabbr=on | 43.5861°N -117.0733°W | Graveyard Point | ||
| Summer Lake I D Canal | Lake | 4275abbr=onNaNabbr=on | 42.9444°N -120.7969°W | Summer Lake | ||
| Sunnyslope Ditch | Union | 3317abbr=onNaNabbr=on | 45.055°N -117.9239°W | North Powder | ||
| Swalley Canal | Deschutes | 3438abbr=onNaNabbr=on | 44.1128°N -121.2883°W | Bend | ||
| Swayne Ditch | Jackson | 1591abbr=onNaNabbr=on | 42.1469°N -123.0567°W | Ruch | ||
| Swinger Ditch | Baker | 3405abbr=onNaNabbr=on | 44.9139°N -117.8722°W | Magpie Peak | ||
| T Canal | Klamath | 4137abbr=onNaNabbr=on | 42.0431°N -121.3992°W | Malin | ||
| T Canal | Umatilla | 472abbr=onNaNabbr=on | 45.8928°N -119.2439°W | Hat Rock | ||
| Table Rock Canal | Jackson | 1217abbr=onNaNabbr=on | 42.4553°N -122.9108°W | Sams Valley | ||
| Talent Lateral | Jackson | 1719abbr=onNaNabbr=on | 42.2703°N -122.8661°W | Medford East | ||
| Talent Middle Canal | Jackson | 1696abbr=onNaNabbr=on | 42.2581°N -122.8336°W | Medford East | ||
| Taylor Ditch | Baker | 4281abbr=onNaNabbr=on | 44.6736°N -117.4164°W | Lawrence Creek | ||
| Taylor Ditch | Umatilla | 682abbr=onNaNabbr=on | 45.7136°N -119.1761°W | Echo | ||
| The Drain | Josephine | 876abbr=onNaNabbr=on | 42.4297°N -123.4261°W | Wilderville | ||
| The Mill Ditch | Grant | 3609abbr=onNaNabbr=on | 44.4483°N -118.7056°W | Prairie City | ||
| Thompson Ditch | Baker | 4003abbr=onNaNabbr=on | 44.5283°N -118.2281°W | Unity Reservoir | ||
| Three Sisters Canal | Deschutes | 2818abbr=onNaNabbr=on | 44.3383°N -121.3908°W | Henkle Butte | ||
| Threemile Ditch | Wasco | 2090abbr=onNaNabbr=on | 45.2364°N -121.3303°W | Wamic | ||
| Throop Ditch | Grant | 2342abbr=onNaNabbr=on | 44.4783°N -119.5331°W | Dayville | ||
| Tiger Ditch | Baker | 3996abbr=onNaNabbr=on | 44.475°N -118.2331°W | Unity | ||
| Tobin Ditch | Baker | 2612abbr=onNaNabbr=on | 44.8197°N -117.2075°W | Richland | ||
| Tokay Canal | Josephine | 1109abbr=onNaNabbr=on | 42.4428°N -123.3011°W | Grants Pass | ||
| Townsite Ditch | Malheur | 3002abbr=onNaNabbr=on | 43.7453°N -118.0939°W | Juntura | ||
| Travillion-Koester ditch | Baker | 3255abbr=onNaNabbr=on | 45°N -117.8808°W | North Powder | ||
| Trout Creek | Union | 6237abbr=onNaNabbr=on | 45.0811°N -117.5094°W | Flagstaff Butte | ||
| Trowbridge Ditch | Grant | 3120abbr=onNaNabbr=on | 44.4244°N -118.9483°W | John Day | ||
| Tudor Ditch | Malheur | 3924abbr=onNaNabbr=on | 42.6903°N -117.9094°W | Flat Top Mountain | ||
| Tumalo Canal | Deschutes | 3327abbr=onNaNabbr=on | 44.1861°N -121.3772°W | Tumalo Dam | ||
| Tumalo Feed Canal | Deschutes | 3537abbr=onNaNabbr=on | 44.1183°N -121.3831°W | Shevlin Park | ||
| Tunnel Millrace | Lane | 561abbr=onNaNabbr=on | 43.8892°N -123.0119°W | Creswell | ||
| U S B Line Canal | Umatilla | 676abbr=onNaNabbr=on | 45.7997°N -119.2469°W | Stanfield | ||
| Umatilla Drain | Umatilla | 440abbr=onNaNabbr=on | 45.8997°N -119.3006°W | Umatilla | ||
| Uncle Tom Slough | Columbia | 13abbr=onNaNabbr=on | 46.1219°N -123.265°W | Marshland | ||
| Upper Ditch | Malheur | 2205abbr=onNaNabbr=on | 44.1775°N -116.9842°W | Weiser South | ||
| Upper Fisher Long Ditch | Baker | 3691abbr=onNaNabbr=on | 44.9219°N -118.0344°W | Rock Creek | ||
| Upper Hanley Canal | Harney | 4140abbr=onNaNabbr=on | 43.5675°N -118.9681°W | Poison Creek Slough | ||
| Upper Pump Canal | Malheur | 2264abbr=onNaNabbr=on | 43.975°N -117.1483°W | Vale East | ||
| Upper West Lateral | Jackson | 2172abbr=onNaNabbr=on | 42.2144°N -122.8053°W | Talent | ||
| Upton Lateral | Jackson | 1286abbr=onNaNabbr=on | 42.3914°N -122.8894°W | Sams Valley | ||
| Urlezaga Ditch | Malheur | 4324abbr=onNaNabbr=on | 42.9894°N -117.1511°W | Antelope Reservoir | ||
| V Canal | Klamath | 4170abbr=onNaNabbr=on | 42.0608°N -121.4233°W | Malin | ||
| Vale Oregon Canal | Malheur | 2569abbr=onNaNabbr=on | 43.9947°N -117.3283°W | Vale West | ||
| Valley View Drain | Malheur | 2182abbr=onNaNabbr=on | 43.9722°N -116.9956°W | Nyssa | ||
| Van Brimmer Canal | Klamath | 4081abbr=onNaNabbr=on | 42.0017°N -121.6014°W | Merrill | ||
| Vines Ditch | Malheur | 2365abbr=onNaNabbr=on | 43.9386°N -117.4422°W | Vines Hill | ||
| Visher Feed Canal | Malheur | 3612abbr=onNaNabbr=on | 43.4333°N -118.19°W | McEwen Butte | ||
| Volmer Ditch | Hood River | 2723abbr=onNaNabbr=on | 45.4742°N -121.6206°W | Dog River | ||
| Vroman Ditch | Jackson | 1148abbr=onNaNabbr=on | 42.5303°N -123.1567°W | Wimer | ||
| W A Lateral | Klamath | 4278abbr=onNaNabbr=on | 43.6131°N -121.5636°W | Masten Butte | ||
| W R Lateral | Deschutes | 4272abbr=onNaNabbr=on | 43.6136°N -121.5483°W | Masten Butte | ||
| Wade Ditch | Wallowa | 3438abbr=onNaNabbr=on | 45.4742°N -117.3819°W | Lostine | ||
| Walker Basin Canal | Klamath | 4288abbr=onNaNabbr=on | 43.5914°N -121.5692°W | Masten Butte | ||
| Walker Ditch | Marion | 135abbr=onNaNabbr=on | 45.0672°N -122.8261°W | Silverton | ||
| Walker Drain | Malheur | 2244abbr=onNaNabbr=on | 43.6828°N -117.0667°W | Adrian | ||
| Wallowa Valley Improvement Canal | Wallowa | 4934abbr=onNaNabbr=on | 45.3028°N -117.1089°W | Kinney Lake | ||
| Walterville Canal | Lane | 551abbr=onNaNabbr=on | 44.0678°N -122.8411°W | Walterville | ||
| Wapinitia Canal | Wasco | 1923abbr=onNaNabbr=on | 45.1539°N -121.2192°W | Tygh Valley | ||
| Ward Drain | Malheur | 2182abbr=onNaNabbr=on | 43.8681°N -117.0053°W | Owyhee | ||
| Warm Springs Canal | Harney | 4183abbr=onNaNabbr=on | 42.8442°N -118.915°W | Frenchglen | ||
| Warm Springs Pump Canal | Malheur | 2313abbr=onNaNabbr=on | 44.0356°N -117.2725°W | Willowcreek | ||
| Waterbury Ditch | Baker | 2444abbr=onNaNabbr=on | 44.7986°N -117.2°W | Richland | ||
| Watts and Topping Ditch | Josephine | 1191abbr=onNaNabbr=on | 42.29°N -123.2433°W | Applegate | ||
| Weatherspoon Ditch | Baker | 4764abbr=onNaNabbr=on | 45.6667°N -117.2789°W | Sled Springs | ||
| Welch Drain | Malheur | 2211abbr=onNaNabbr=on | 43.6914°N -117.0503°W | Adrian | ||
| Wendt Ditch | Baker | 3402abbr=onNaNabbr=on | 44.4867°N -117.7322°W | Bridgeport | ||
| West Canal | Klamath | 4150abbr=onNaNabbr=on | 42.08°N -121.2564°W | Bryant Mountain | ||
| West Canal | Klamath | 4098abbr=onNaNabbr=on | 42.0236°N -121.8567°W | Worden | ||
| West Extension Irrigation Canal | Morrow | 397abbr=onNaNabbr=on | 45.9011°N -119.4319°W | Irrigon | ||
| West Lateral | Jackson | 1985abbr=onNaNabbr=on | 42.2408°N -122.8217°W | Talent | ||
| West Side Ditch | Grant | 4554abbr=onNaNabbr=on | 43.9694°N -118.9553°W | Trout Creek | ||
| Westland A Canal | Umatilla | 561abbr=onNaNabbr=on | 45.8567°N -119.3553°W | Hermiston | ||
| Westland F Canal | Umatilla | 535abbr=onNaNabbr=on | 45.8386°N -119.3581°W | Hermiston | ||
| Westside Ditch | Wallowa | 3625abbr=onNaNabbr=on | 45.4806°N -117.4483°W | Lostine | ||
| Wham Whited Ditch | Baker | 3911abbr=onNaNabbr=on | 44.4917°N -118.2122°W | Unity | ||
| Whitby Ditch | Benton | 249abbr=onNaNabbr=on | 44.4711°N -123.3064°W | Greenberry | ||
| White Ditch | Umatilla | 640abbr=onNaNabbr=on | 45.9703°N -118.5669°W | Waterman | ||
| Whiteline Ditch | Klamath | 4426abbr=onNaNabbr=on | 42.3319°N -121.7386°W | Whiteline Reservoir | ||
| Wilcox Ditch | Lake | 4951abbr=onNaNabbr=on | 42.2569°N -120.3511°W | Crooked Creek Valley | ||
| Wilcox Ditch | Baker | 3976abbr=onNaNabbr=on | 44.9058°N -118.0467°W | Rock Creek | ||
| Willamette Falls Locks and Canal | Clackamas | 10abbr=onNaNabbr=on | 45.355°N -122.6176°W | |||
| Willams Ditch | Harney | 3530abbr=onNaNabbr=on | 43.8028°N -118.3317°W | Drinkwater Pass | ||
| Williams Ditch | Baker | 3976abbr=onNaNabbr=on | 44.8486°N -118.0094°W | Elkhorn Peak | ||
| Williams Ditch | Baker | 3504abbr=onNaNabbr=on | 44.9528°N -118.0186°W | Rock Creek | ||
| Williams Ditch | Baker | 4491abbr=onNaNabbr=on | 44.3803°N -118.165°W | Unity | ||
| Williams Drain | Klamath | 4331abbr=onNaNabbr=on | 42.4181°N -121.3567°W | Beatty | ||
| Williams and Whalen Ditch | Jackson | 1207abbr=onNaNabbr=on | 42.5497°N -123.1258°W | McConville Peak | ||
| Williamson River Ditch | Klamath | 4554abbr=onNaNabbr=on | 42.99°N -121.5247°W | Wildhorse Ridge | ||
| Willow Valley Canal | Klamath | 4423abbr=onNaNabbr=on | 42.0139°N -121.1428°W | Langell Valley | ||
| Wilson Ditch | Lake | 4885abbr=onNaNabbr=on | 42.3222°N -120.3739°W | Crooked Creek Valley | ||
| Wocus Drainage Canal | Klamath | 4131abbr=onNaNabbr=on | 42.2483°N -121.9053°W | Keno | ||
| Wolf Run Ditch | Wasco | 2913abbr=onNaNabbr=on | 45.4164°N -121.3464°W | Wolf Run | ||
| Wood River Canal | Klamath | 4144abbr=onNaNabbr=on | 42.6275°N -121.9744°W | Fort Klamath | ||
| Wrenn Dobbin Ditch | Wallowa | 4117abbr=onNaNabbr=on | 45.3672°N -117.2069°W | Joseph | ||
| Wright Ditch | Union | 3330abbr=onNaNabbr=on | 45.0128°N -117.6517°W | Medical Springs | ||
| Y J Canal | Klamath | 4531abbr=onNaNabbr=on | 42.9581°N -121.5983°W | Wildhorse Ridge | ||
| Yamsay Land and Cattle Company Ditch | Klamath | 4531abbr=onNaNabbr=on | 42.8567°N -121.8094°W | Fuego | ||
| Yankee Creek Siphon | Jackson | 1542abbr=onNaNabbr=on | 42.4206°N -122.7378°W | Brownsboro | ||
| Yonna Ditch | Klamath | 4153abbr=onNaNabbr=on | 42.2247°N -121.4478°W | Bonanza | ||
| Young Ditch | Malheur | 3734abbr=onNaNabbr=on | 44.3361°N -117.9428°W | Ironside | ||
| Z Canal | Umatilla | 535abbr=onNaNabbr=on | 45.8694°N -119.2828°W | Hermiston | ||
| ZX Brattain Ditch | Lake | 4314abbr=onNaNabbr=on | 42.6453°N -120.5108°W | Paisley | ||
| Zell Ditch | Umatilla | 1161abbr=onNaNabbr=on | 45.9114°N -118.3669°W | Bowlus Hill | ||
| Zimmerman Ditch | Malheur | 3947abbr=onNaNabbr=on | 42.9681°N -117.6594°W | Owyhee Butte |