Broken Bow Dam - Reregulation Dam is a gravity dam located in McCurtain County, Oklahoma, built in 1968. It carries a Low hazard potential classification.
Dam profile
NID height · 225 ft225 ft tall and 4,026 ft long, taller than 99% of U.S. dams with a recorded height. Height is drawn to scale against the Statue of Liberty, 305 ft ground to torch; the profile is a generic concrete gravity section and the water level is illustrative.
About Broken Bow Dam - Reregulation Dam
The primary purpose of Broken Bow Dam - Reregulation Dam is flood risk reduction. The dam is designed to control downstream flooding by temporarily storing excess water during storms and releasing it at a controlled rate. The dam is owned by USACE - Tulsa District (federal). It impounds the Mountain Fork River near Eagletown.
The dam stands 225 feet tall and stretches 4,026 feet across, creates a reservoir covering 20,500 acres, has a maximum storage capacity of 1,598,950 acre-feet, and collects water from a drainage area of 754 square miles. Completed in 1968, 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. An emergency action plan is in place for this dam. The most recent inspection on record was 08/10/2022.
At 225 feet, this dam is taller than 99% of all dams in the United States.
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Location
| State | Oklahoma |
| County | McCurtain |
| Nearest City | Eagletown |
| River/Stream | Mountain Fork River |
| Coordinates | 34.15445, -94.68744 |
Physical Characteristics
| Dam Type | Gravity |
| NID Height | 225 ft |
| Dam Height | 225 ft |
| Dam Length | 4,026 ft |
| Year Completed | 1968 (58 years old) |
Storage & Hydraulics
| NID Storage | 1,598,950 acre-ft |
| Max Storage | 1,598,950 acre-ft |
| Normal Storage | 918,070 acre-ft |
| Surface Area | 20,500 acres |
| Drainage Area | 754 sq mi |
| Max Discharge | 443,000 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | USACE - Tulsa District |
| Owner Type | Federal |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 08/10/2022 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | OK10307 |
| Federal ID | OK10307S001 |
| More Info | State Dam Safety Program |