Brownell Creek 12-a is an earth dam located in Otoe County, Nebraska, built in 1959. It carries a Low hazard potential classification and has a poor condition assessment.
Dam profile
NID height · 34 ft34 ft tall and 587 ft long, taller than 78% 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 Brownell Creek 12-a
The primary purpose of Brownell Creek 12-a 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 Nemaha Natural Resources District (local government). It impounds the Tr-brownell Creek near Talmage.
The dam stands 34 feet tall and stretches 587 feet across, creates a reservoir covering 7 acres, has a maximum storage capacity of 150 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1959, 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. Its condition is rated poor, meaning the dam has recognized safety deficiencies that require remediation to address risks. The most recent inspection on record was 06/16/2021.
At 34 feet, this dam is taller than 78% of dams nationwide.
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Location
| State | Nebraska |
| County | Otoe |
| Nearest City | Talmage |
| River/Stream | Tr-brownell Creek |
| Coordinates | 40.69943, -96.16157 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 34 ft |
| Dam Height | 33 ft |
| Dam Length | 587 ft |
| Year Completed | 1959 (67 years old) |
Storage & Hydraulics
| NID Storage | 150 acre-ft |
| Max Storage | 150 acre-ft |
| Normal Storage | 36 acre-ft |
| Surface Area | 7 acres |
| Drainage Area | 0 sq mi |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Nemaha Natural Resources District |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Poor |
| Last Inspection | 06/16/2021 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NE00854 |
| Federal ID | NE00854 |
| More Info | State Dam Safety Program |