Star Lake Dam
Star Lake Dam is a concrete dam located in Sullivan County, New Hampshire, built in 1920. It carries a Low hazard potential classification and has a satisfactory condition assessment.
About Star Lake Dam
The primary purpose of Star Lake Dam 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 Star Lake Properties Inc (private). It impounds the Otter Brook near Springfield.
The dam stands 7 feet tall and stretches 33 feet across, creates a reservoir covering 66 acres, has a maximum storage capacity of 142 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1920, 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. The most recent inspection on record was 10/14/2021.
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Location
| State | New Hampshire |
| County | Sullivan |
| Nearest City | Springfield |
| River/Stream | Otter Brook |
| Coordinates | 43.45830, -72.04841 |
Physical Characteristics
| Dam Type | Concrete |
| NID Height | 7 ft |
| Dam Height | 7 ft |
| Dam Length | 33 ft |
| Year Completed | 1920 (106 years old) |
Storage & Hydraulics
| NID Storage | 142 acre-ft |
| Max Storage | 142 acre-ft |
| Normal Storage | 142 acre-ft |
| Surface Area | 66 acres |
| Drainage Area | 1 sq mi |
Ownership & Safety
| Purpose | Hydroelectric |
| Owner | STAR LAKE PROPERTIES INC |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 10/14/2021 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NH00417 |
| Federal ID | NH00417 |
| More Info | State Dam Safety Program |