Keoka Lake is a concrete dam located in Oxford County, Maine, built in 1800. It carries a Low hazard potential classification.
Dam profile
NID height · 8 ft8 ft tall and 93 ft long. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic concrete gravity section and the water level is illustrative.
About Keoka Lake
The primary purpose of Keoka Lake is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Keoka Lake Association -lessee (private). It impounds the Bear.
The dam stands 8 feet tall and stretches 93 feet across, creates a reservoir covering 467 acres, has a storage capacity of 1,308 acre-feet, and collects water from a drainage area of 6 square miles. Completed in 1800, the structure is one of the older dams in the region, with over a century and a half of service.
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. The most recent inspection on record was 10/26/2017.
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Location
| State | Maine |
| County | Oxford |
| River/Stream | Bear |
| Coordinates | 44.17098, -70.71206 |
Physical Characteristics
| Dam Type | Concrete |
| NID Height | 8 ft |
| Dam Height | 8 ft |
| Dam Length | 93 ft |
| Year Completed | 1800 (226 years old) |
Storage & Hydraulics
| NID Storage | 1,308 acre-ft |
| Normal Storage | 1,308 acre-ft |
| Surface Area | 467 acres |
| Drainage Area | 6 sq mi |
Ownership & Safety
| Purpose | Recreation |
| Owner | Keoka Lake Association -lessee |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 10/26/2017 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | ME96179 |
| Federal ID | ME96179 |
| More Info | State Dam Safety Program |