Isham Dam
Low HazardPoor ConditionEmergency Action Plan: Not Required
Location
| State | Nebraska |
| County | Sheridan |
| Nearest City | INTERIOR SD |
| River/Stream | TR-BEAVER CREEK |
| Coordinates | 42.91757, -102.78744 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 26 ft |
| Dam Height | 26 ft |
| Dam Length | 502 ft |
| Year Completed | 1953 (73 years old) |
Storage & Hydraulics
| NID Storage | 619 acre-ft |
| Max Storage | 619 acre-ft |
| Normal Storage | 435 acre-ft |
| Surface Area | 42 acres |
| Drainage Area | 11 sq mi |
| Max Discharge | 1,400 cfs |
Ownership & Safety
| Purpose | Irrigation |
| Owner | R Will Isham Cattle Company |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Poor |
| Last Inspection | 04/20/2022 |
| Emergency Action Plan | Not Required |