Upper Dam
High HazardSatisfactory ConditionEmergency Action Plan: Yes
Location
| State | Maine |
| County | Oxford |
| Nearest City | Errol |
| River/Stream | Rapid River |
| Coordinates | 44.88180, -70.86400 |
Physical Characteristics
| Dam Type | Concrete |
| NID Height | 25 ft |
| Dam Height | 25 ft |
| Dam Length | 1,500 ft |
| Year Completed | 1883 (143 years old) |
Storage & Hydraulics
| NID Storage | 192,039 acre-ft |
| Max Storage | 192,039 acre-ft |
| Normal Storage | 192,039 acre-ft |
| Surface Area | 15,741 acres |
| Drainage Area | 382 sq mi |
| Max Discharge | 22,754 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Hydroelectric |
| Owner | Brookfield Renewable Power LLC NYRO |
| Owner Type | Private |
| Hazard Classification | High |
| Condition Assessment | Satisfactory |
| Last Inspection | 07/27/2022 |
| Emergency Action Plan | Yes |