John Isaac
Low Hazard ConditionEmergency Action Plan: Not Required
Location
| State | South Dakota |
| County | Perkins |
| Nearest City | NONE |
| River/Stream | TR MOREAU RIVER |
| Coordinates | 45.40666, -102.81499 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 20 ft |
| Dam Height | 20 ft |
| Dam Length | 400 ft |
| Year Completed | 1951 (75 years old) |
Storage & Hydraulics
| NID Storage | 72 acre-ft |
| Max Storage | 72 acre-ft |
| Normal Storage | 50 acre-ft |
| Max Discharge | 500 cfs |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | CLAIRE JOHN |
| Owner Type | Private |
| Hazard Classification | Low |
| Emergency Action Plan | Not Required |