Pearley Terrill Dam
Pearley Terrill Dam is an earth dam located in Coos County, New Hampshire, built in 1965. It carries a Low hazard potential classification.
About Pearley Terrill Dam
The primary purpose of Pearley Terrill Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Nh Fish And Game Department (state). It impounds the West Branch Indian Stream near Pittsburg.
The dam stands 14 feet tall and stretches 330 feet across, creates a reservoir covering 60 acres, has a maximum storage capacity of 336 acre-feet, and collects water from a drainage area of 4 square miles. Completed in 1965, 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. The most recent inspection on record was 06/16/2022.
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Location
| State | New Hampshire |
| County | Coos |
| Nearest City | Pittsburg |
| River/Stream | West Branch Indian Stream |
| Coordinates | 45.21743, -71.34299 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 14 ft |
| Dam Height | 14 ft |
| Dam Length | 330 ft |
| Year Completed | 1965 (61 years old) |
Storage & Hydraulics
| NID Storage | 336 acre-ft |
| Max Storage | 336 acre-ft |
| Normal Storage | 277 acre-ft |
| Surface Area | 60 acres |
| Drainage Area | 4 sq mi |
| Max Discharge | 900 cfs |
Ownership & Safety
| Purpose | Recreation |
| Owner | NH FISH AND GAME DEPARTMENT |
| Owner Type | State |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 06/16/2022 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NH00583 |
| Federal ID | NH00583 |
| More Info | State Dam Safety Program |