Deer Rips is a concrete dam located in Androscoggin County, Maine, built in 1903. It carries a Low hazard potential classification and has a satisfactory condition assessment.
Dam profile
NID height · 54 ft54 ft tall and 939 ft long, taller than 94% of U.S. dams with a recorded height. Height is drawn to scale against a ten-story building, about 100 ft; the profile is a generic concrete gravity section and the water level is illustrative.
About Deer Rips
The primary purpose of Deer Rips is hydroelectric. The dam generates hydroelectric power by channeling water through turbines, converting the energy of flowing water into electricity. It impounds the Androscoggin River near Lewiston - Auburn.
The dam stands 54 feet tall and stretches 939 feet across, creates a reservoir covering 130 acres, has a maximum storage capacity of 1,200 acre-feet, and collects water from a drainage area of 2,865 square miles. Completed in 1903, the structure is over a century old.
This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life. Its condition is rated satisfactory, indicating no existing or potential dam safety deficiencies are recognized. An emergency action plan is in place for this dam. The most recent inspection on record was 07/22/2022.
At 54 feet, this dam is taller than 94% of dams nationwide.
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Location
| State | Maine |
| County | Androscoggin |
| Nearest City | Lewiston - Auburn |
| River/Stream | Androscoggin River |
| Coordinates | 44.13623, -70.20190 |
Physical Characteristics
| Dam Type | Concrete |
| NID Height | 54 ft |
| Dam Height | 54 ft |
| Dam Length | 939 ft |
| Year Completed | 1903 (123 years old) |
Storage & Hydraulics
| NID Storage | 1,200 acre-ft |
| Max Storage | 1,200 acre-ft |
| Normal Storage | 1,200 acre-ft |
| Surface Area | 130 acres |
| Drainage Area | 2,865 sq mi |
| Max Discharge | 105,000 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Hydroelectric |
| Owner Type | Not Listed |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 07/22/2022 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | ME00006 |
| Federal ID | ME00006 |
| More Info | State Dam Safety Program |