| Lake Humphreys | |
| Location: | Stephens County, Oklahoma |
| Coordinates: | 34.592°N -97.894°W |
| Type: | reservoir |
| Inflow: | Wildhorse Creek |
| Outflow: | Wildhorse Creek |
| Basin Countries: | USA |
| Date-Built: | 1957 |
| Depth: | 40feet |
| Volume: | 14041acre foot |
| Shore: | 16.1miles |
| Cities: | Duncan, Oklahoma |
| Pushpin Map: | Oklahoma#USA |
| Pushpin Map Alt: | Location of Lake Humphreys in Oklahoma, USA. |
Lake Humphreys is a reservoir located northeast of the city of Duncan, Oklahoma, United States. It was created in 1958 with an earthen dam. Its normal capacity is 14041acre-feet of water with an average depth of 40feet. The lake covers 882acres encompassed by of shoreline.[1] [2] [3] [4] [5] The lake is operated by the city of Duncan.