Exley Dam is an earth dam located in Washington County, Nebraska, built in 1960. It carries a Low hazard potential classification and has a poor condition assessment.
Dam profile
NID height · 35 ft35 ft tall and 200 ft long, taller than 80% 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 Exley Dam
Exley Dam is a dam in Washington, Nebraska. The dam is owned by Washington County (local government). It impounds the Deer Creek near Omaha.
The dam stands 35 feet tall and stretches 200 feet across, creates a reservoir covering 2 acres, has a maximum storage capacity of 193 acre-feet, and collects water from a drainage area of 2 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. 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 06/23/2020.
At 35 feet, this dam is taller than 80% of dams nationwide.
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Location
| State | Nebraska |
| County | Washington |
| Nearest City | Omaha |
| River/Stream | Deer Creek |
| Coordinates | 41.40706, -95.99780 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 35 ft |
| Dam Height | 35 ft |
| Dam Length | 200 ft |
| Year Completed | 1960 (66 years old) |
Storage & Hydraulics
| NID Storage | 193 acre-ft |
| Max Storage | 193 acre-ft |
| Normal Storage | 5 acre-ft |
| Surface Area | 2 acres |
| Drainage Area | 2 sq mi |
Ownership & Safety
| Purpose | Other |
| Owner | Washington County |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Poor |
| Last Inspection | 06/23/2020 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NE01510 |
| Federal ID | NE01510 |
| More Info | State Dam Safety Program |