Petersburg Upper Dam
Alaska — Petersburg Borough County
Location
| State | Alaska |
| County | Petersburg Borough |
| Coordinates | 56.78000, -132.91490 |
Physical Characteristics
| NID Height | 27 ft |
| Dam Height | 23 ft |
| Dam Length | 286 ft |
| NID Storage | 142 acre-ft |
| Max Storage | 142 acre-ft |
| Surface Area | 17 acres |
Safety Classification
| Hazard Potential | Significant |
| Condition Assessment | Fair |
| EAP Status | — |
| Last Inspection | — |
| Inspection Frequency | 3 |
Dam Information
| Year Completed | 1950 |
| Primary Purpose | Water Supply |
| Dam Type | — |
| Owner Type | — |
| Owner | CITY OF PETERSBURG |
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.