G&J Heck No.1
South Dakota, Dewey County, TR-GRAND
Location
| State | South Dakota |
| County | Dewey |
| River | TR-GRAND |
| Coordinates | 45.43333, -101.45999 |
Physical Characteristics
| NID Height | 15 ft |
| Dam Height | 15 ft |
| Dam Length | 475 ft |
| NID Storage | 90 acre-ft |
| Max Storage | 90 acre-ft |
| Surface Area | - |
Safety Classification
| Hazard Potential | Low |
| Condition Assessment | - |
| EAP Status | Not Required |
| Last Inspection | - |
| Inspection Frequency | - |
Dam Information
| Year Completed | 1937 |
| Primary Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Dam Type | Earth |
| Owner Type | Private |
| Owner | G&J HECK |
Location Map
About This Dam Record
Dam safety data is maintained by the Army Corps of Engineers National Inventory of Dams (NID). High-hazard dams are those where failure could cause loss of life or major property damage downstream.