South Fork 11-1
South Fork 11-1 is an earth dam located in Pawnee County, Nebraska, built in 1978. It carries a Low hazard potential classification and has a satisfactory condition assessment.
About South Fork 11-1
South Fork 11-1 is a dam in Pawnee, Nebraska. The dam is owned by Nemaha Natural Resources District (local government). It impounds the Tr-lores Br S Fk Big Nemaha R near Dubois.
The dam stands 32 feet tall and stretches 727 feet across, creates a reservoir covering 6 acres, has a maximum storage capacity of 72 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1978, the structure is 48 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 satisfactory, indicating no existing or potential dam safety deficiencies are recognized. The most recent inspection on record was 06/18/2020.
At 32 feet, this dam is taller than 76% of dams nationwide.
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Location
| State | Nebraska |
| County | Pawnee |
| Nearest City | Dubois |
| River/Stream | Tr-lores Br S Fk Big Nemaha R |
| Coordinates | 40.06460, -96.07540 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 32 ft |
| Dam Height | 30 ft |
| Dam Length | 727 ft |
| Year Completed | 1978 (48 years old) |
Storage & Hydraulics
| NID Storage | 72 acre-ft |
| Max Storage | 72 acre-ft |
| Normal Storage | 36 acre-ft |
| Surface Area | 6 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 174 cfs |
Ownership & Safety
| Purpose | Other |
| Owner | Nemaha Natural Resources District |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 06/18/2020 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NE01636 |
| Federal ID | NE01636 |
| More Info | State Dam Safety Program |