Carleton Pond is an earth dam located in Kennebec County, Maine, built in 1904. It carries a Significant hazard potential classification and has a fair condition assessment.
Dam profile
NID height · 13 ft13 ft tall and 2,000 ft long. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
About Carleton Pond
The primary purpose of Carleton Pond is hydroelectric. The dam generates hydroelectric power by channeling water through turbines, converting the energy of flowing water into electricity. The dam is owned by Greater Augusta Utilities District (public utility). It impounds the Carleton Brook near Winthrop.
The dam stands 13 feet tall and stretches 2,000 feet across, creates a reservoir covering 207 acres, has a maximum storage capacity of 685 acre-feet, and collects water from a drainage area of 3 square miles. Completed in 1904, the structure is over a century old.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life. Its condition is rated fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. An emergency action plan is in place for this dam. The most recent inspection on record was 09/30/2019.
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Location
| State | Maine |
| County | Kennebec |
| Nearest City | Winthrop |
| River/Stream | Carleton Brook |
| Coordinates | 44.34165, -69.91617 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 13 ft |
| Dam Height | 13 ft |
| Dam Length | 2,000 ft |
| Year Completed | 1904 (122 years old) |
Storage & Hydraulics
| NID Storage | 685 acre-ft |
| Max Storage | 685 acre-ft |
| Normal Storage | 600 acre-ft |
| Surface Area | 207 acres |
| Drainage Area | 3 sq mi |
Ownership & Safety
| Purpose | Hydroelectric |
| Owner | Greater Augusta Utilities District |
| Owner Type | Public Utility |
| Hazard Classification | Significant |
| Condition Assessment | Fair |
| Last Inspection | 09/30/2019 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | ME00098 |
| Federal ID | ME00098 |
| More Info | State Dam Safety Program |