Moose Falls Dam
Moose Falls Dam is an earth dam located in Coos County, New Hampshire, built in 1950. It carries a Significant hazard potential classification and has a poor condition assessment.
About Moose Falls Dam
The primary purpose of Moose Falls Dam is fish and wildlife pond. The dam creates habitat for fish and wildlife, supporting local ecosystems and potentially serving conservation goals. The dam is owned by Nh Dncr (state). It impounds the Connecticut River near Pittsburg.
The dam stands 10 feet tall and stretches 250 feet across, creates a reservoir covering 24 acres, has a maximum storage capacity of 190 acre-feet, and collects water from a drainage area of 7 square miles. Completed in 1950, the structure is well-established, with more than 75 years of service.
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 poor, meaning the dam has recognized safety deficiencies that require remediation to address risks. An emergency action plan is in place for this dam. The most recent inspection on record was 10/04/2021.
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Location
| State | New Hampshire |
| County | Coos |
| Nearest City | Pittsburg |
| River/Stream | Connecticut River |
| Coordinates | 45.19374, -71.19464 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 10 ft |
| Dam Height | 10 ft |
| Dam Length | 250 ft |
| Year Completed | 1950 (76 years old) |
Storage & Hydraulics
| NID Storage | 190 acre-ft |
| Max Storage | 190 acre-ft |
| Normal Storage | 86 acre-ft |
| Surface Area | 24 acres |
| Drainage Area | 7 sq mi |
Ownership & Safety
| Purpose | Fish and Wildlife Pond |
| Owner | NH DNCR |
| Owner Type | State |
| Hazard Classification | Significant |
| Condition Assessment | Poor |
| Last Inspection | 10/04/2021 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | NH00456 |
| Federal ID | NH00456 |
| More Info | State Dam Safety Program |