Rocky Gorge Upper
Low HazardSatisfactory ConditionEmergency Action Plan: Not Required
Location
| State | Maine |
| County | York |
| Nearest City | South Berwick |
| River/Stream | Great Works River |
| Coordinates | 43.21900, -70.79690 |
Physical Characteristics
| Dam Type | Concrete |
| NID Height | 10 ft |
| Dam Height | 10 ft |
| Dam Length | 140 ft |
| Year Completed | 1900 (126 years old) |
Storage & Hydraulics
| NID Storage | 141 acre-ft |
| Max Storage | 141 acre-ft |
| Normal Storage | 141 acre-ft |
| Surface Area | 43 acres |
| Drainage Area | 85 sq mi |
| Max Discharge | 6,600 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Hydroelectric |
| Owner | Rocky Gorge Corporation |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 07/30/2019 |
| Emergency Action Plan | Not Required |