Brownell Creek 1-a is an earth dam located in Otoe County, Nebraska, built in 1954. It carries a Low hazard potential classification and has a fair condition assessment.
Dam profile
NID height · 39 ft39 ft tall and 795 ft long, taller than 85% 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 1-a
The primary purpose of Brownell Creek 1-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 39 feet tall and stretches 795 feet across, creates a reservoir covering 5 acres, has a maximum storage capacity of 231 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1954, 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 fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. The most recent inspection on record was 06/23/2020.
At 39 feet, this dam is taller than 85% of dams nationwide.
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Location
| State | Nebraska |
| County | Otoe |
| Nearest City | Talmage |
| River/Stream | Tr-brownell Creek |
| Coordinates | 40.67247, -96.12789 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 39 ft |
| Dam Height | 38 ft |
| Dam Length | 795 ft |
| Year Completed | 1954 (72 years old) |
Storage & Hydraulics
| NID Storage | 231 acre-ft |
| Max Storage | 231 acre-ft |
| Normal Storage | 15 acre-ft |
| Surface Area | 5 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 1,763 cfs |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Nemaha Natural Resources District |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Fair |
| Last Inspection | 06/23/2020 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NE00838 |
| Federal ID | NE00838 |
| More Info | State Dam Safety Program |