Cooper #23 is a dam located in Harper County, Oklahoma, built in 1960. It carries a Low hazard potential classification.
Dam profile
NID height · 26 ft26 ft tall and 140 ft long, taller than 55% of U.S. dams with a recorded height. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
About Cooper #23
Cooper #23 is a dam in Harper, Oklahoma. The dam is private-owned.
The dam stands 26 feet tall and stretches 140 feet across, creates a reservoir covering 2 acres, has a storage capacity of 18 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1960, the structure is well into its service life at over 50 years 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.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | Oklahoma |
| County | Harper |
| Nearest City | Fort Supply |
| Coordinates | 36.60139, -99.52146 |
Physical Characteristics
| NID Height | 26 ft |
| Dam Height | 26 ft |
| Dam Length | 140 ft |
| Year Completed | 1960 (66 years old) |
Storage & Hydraulics
| NID Storage | 18 acre-ft |
| Normal Storage | 18 acre-ft |
| Surface Area | 2 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | OK83818 |
| Federal ID | OK83818 |
| More Info | State Dam Safety Program |