Willow
Willow is an earth dam located in Oklahoma County, Oklahoma, built in 1920. It carries a Low hazard potential classification.
About Willow
The primary purpose of Willow is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Willow Lake Preservation Society Inc (private). It impounds the Tr-spring Creek near Oklahoma City.
The dam stands 25 feet tall and stretches 380 feet across, creates a reservoir covering 5 acres, and has a maximum storage capacity of 50 acre-feet. Completed in 1920, the structure is over a century old.
This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life. The most recent inspection on record was 12/20/2010. That was over 15 years ago.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | Oklahoma |
| County | Oklahoma |
| Nearest City | Oklahoma City |
| River/Stream | Tr-spring Creek |
| Coordinates | 35.56970, -97.62828 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 25 ft |
| Dam Height | 25 ft |
| Dam Length | 380 ft |
| Year Completed | 1920 (106 years old) |
Storage & Hydraulics
| NID Storage | 50 acre-ft |
| Max Storage | 50 acre-ft |
| Normal Storage | 21 acre-ft |
| Surface Area | 5 acres |
| Max Discharge | 80 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Recreation |
| Owner | WILLOW LAKE PRESERVATION SOCIETY INC |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 12/20/2010 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | OK11018 |
| Federal ID | OK11018 |
| More Info | State Dam Safety Program |