Hilda Norman Dam 3
Significant HazardPoor ConditionEmergency Action Plan: Not Required
Location
| State | Nebraska |
| County | Sioux |
| Nearest City | INTERIOR SD |
| River/Stream | TR-BIG COTTONWOOD CREEK |
| Coordinates | 42.85271, -103.54901 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 18 ft |
| Dam Height | 14 ft |
| Dam Length | 1,992 ft |
| Year Completed | 1961 (65 years old) |
Storage & Hydraulics
| NID Storage | 441 acre-ft |
| Max Storage | 441 acre-ft |
| Normal Storage | 170 acre-ft |
| Surface Area | 51 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 6,289 cfs |
Ownership & Safety
| Purpose | Irrigation |
| Owner | Jean Norman |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Poor |
| Last Inspection | 06/08/2023 |
| Emergency Action Plan | Not Required |