Morrill Mill Pond Dam
Morrill Mill Pond Dam is an earth dam located in Merrimack County, New Hampshire, built in 1800. It carries a Low hazard potential classification and has a poor condition assessment.
About Morrill Mill Pond Dam
The primary purpose of Morrill Mill Pond 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 Fish And Game Department (state). It impounds the Crane Neck Brook near Canterbury.
The dam stands 11 feet tall and stretches 150 feet across, creates a reservoir covering 29 acres, has a maximum storage capacity of 114 acre-feet, and collects water from a drainage area of 3 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. Its condition is rated poor, meaning the dam has recognized safety deficiencies that require remediation to address risks. The most recent inspection on record was 09/26/2019.
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Location
| State | New Hampshire |
| County | Merrimack |
| Nearest City | Canterbury |
| River/Stream | Crane Neck Brook |
| Coordinates | 43.32448, -71.53969 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 11 ft |
| Dam Height | 11 ft |
| Dam Length | 150 ft |
| Year Completed | 1800 (226 years old) |
Storage & Hydraulics
| NID Storage | 114 acre-ft |
| Max Storage | 114 acre-ft |
| Normal Storage | 102 acre-ft |
| Surface Area | 29 acres |
| Drainage Area | 3 sq mi |
| Max Discharge | 593 cfs |
Ownership & Safety
| Purpose | Fish and Wildlife Pond |
| Owner | NH FISH AND GAME DEPARTMENT |
| Owner Type | State |
| Hazard Classification | Low |
| Condition Assessment | Poor |
| Last Inspection | 09/26/2019 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NH01032 |
| Federal ID | NH01032 |
| More Info | State Dam Safety Program |