Pillsbury Lake Dam
Pillsbury Lake Dam is an earth dam located in Merrimack County, New Hampshire, built in 1964. It carries a Low hazard potential classification and has a satisfactory condition assessment.
About Pillsbury Lake Dam
The primary purpose of Pillsbury Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Pillsbury Lake District (local government). It impounds the Deer Meadow Brook near Webster.
The dam stands 13 feet tall and stretches 280 feet across, creates a reservoir covering 67 acres, has a maximum storage capacity of 377 acre-feet, and collects water from a drainage area of 12 square miles. Completed in 1964, the structure is well into its service life at over 50 years 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 06/07/2022.
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Location
| State | New Hampshire |
| County | Merrimack |
| Nearest City | Webster |
| River/Stream | Deer Meadow Brook |
| Coordinates | 43.27830, -71.68160 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 13 ft |
| Dam Height | 13 ft |
| Dam Length | 280 ft |
| Year Completed | 1964 (62 years old) |
Storage & Hydraulics
| NID Storage | 377 acre-ft |
| Max Storage | 377 acre-ft |
| Normal Storage | 243 acre-ft |
| Surface Area | 67 acres |
| Drainage Area | 12 sq mi |
| Max Discharge | 640 cfs |
Ownership & Safety
| Purpose | Recreation |
| Owner | PILLSBURY LAKE DISTRICT |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 06/07/2022 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NH00083 |
| Federal ID | NH00083 |
| More Info | State Dam Safety Program |