| Canyon Lake | |
| Other Name: | Railroad Canyon Reservoir |
| Location: | Temescal Mountains, Riverside County, California |
| Coords: | 33.6876°N -117.2692°W |
| Type: | Reservoir |
| Inflow: | San Jacinto River |
| Catchment: | 664sqmi |
| Basin Countries: | United States |
| Area: | 525acres |
| Volume: | 11586acre.ft |
| Cities: | Canyon Lake, California |
| Pushpin Map: | California |
| Pushpin Map Alt: | Location of the reservoir in California, USA. |
| Agency: | Elsinore Valley Municipal Water District |
Canyon Lake, sometimes referenced as Railroad Canyon Reservoir, is a reservoir created in 1928 by the construction of the Railroad Canyon Dam in Railroad Canyon or (San Jacinto Canyon) in the Temescal Mountains of southwestern Riverside County, California. The reservoir covers approximately, has of shoreline, and has a storage capacity of 11586acre.ft. It is owned and operated by the Elsinore Valley Municipal Water District.
The reservoir is supplied by storm water runoff from the San Jacinto River and Salt Creek. Water from the reservoir feeds the Canyon Lake Water Treatment Plant, which provides approximately 10% of the domestic water supply in the Lake Elsinore and city of Canyon Lake area.
Canyon Lake has an average depth of . Catch and release fishing is strictly enforced.
The city of Canyon Lake is a gated community near the reservoir. Residents can use golf carts and boats as a means for transportation within the community. Canyon Lake holds many annual events for residents to enjoy, such as Taco Tuesday during the summer time and festivities during various holidays.