Mirage Flats Dam 2
Mirage Flats Dam 2 is an earth dam located in Sheridan County, Nebraska, built in 1958. It carries a Low hazard potential classification and has a fair condition assessment.
About Mirage Flats Dam 2
Mirage Flats Dam 2 is a dam in Sheridan, Nebraska. The dam is owned by Mirage Flats Irrigation District (local government). It impounds the Sturgeon Drain near Valentine.
The dam stands 31 feet tall and stretches 300 feet across, creates a reservoir covering 1 acres, has a maximum storage capacity of 33 acre-feet, and collects water from a drainage area of 7 square miles. Completed in 1958, 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 04/13/2022.
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Location
| State | Nebraska |
| County | Sheridan |
| Nearest City | Valentine |
| River/Stream | Sturgeon Drain |
| Coordinates | 42.51575, -102.56490 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 31 ft |
| Dam Height | 31 ft |
| Dam Length | 300 ft |
| Year Completed | 1958 (68 years old) |
Storage & Hydraulics
| NID Storage | 33 acre-ft |
| Max Storage | 33 acre-ft |
| Normal Storage | 5 acre-ft |
| Surface Area | 1 acres |
| Drainage Area | 7 sq mi |
| Max Discharge | 1,170 cfs |
Ownership & Safety
| Purpose | Other |
| Owner | Mirage Flats Irrigation District |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Fair |
| Last Inspection | 04/13/2022 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NE02094 |
| Federal ID | NE02094 |
| More Info | State Dam Safety Program |