Richardson Brook Pond Dam
Richardson Brook Pond Dam is an earth dam located in Sullivan County, New Hampshire, built in 1968. It carries a Low hazard potential classification and has a poor condition assessment.
About Richardson Brook Pond Dam
The primary purpose of Richardson Brook Pond Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Richardson Brook Pond Assoc (private). It impounds the Richardson Brook near Lempster.
The dam stands 12 feet tall and stretches 220 feet across, creates a reservoir covering 10 acres, has a maximum storage capacity of 72 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1968, 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 poor, meaning the dam has recognized safety deficiencies that require remediation to address risks. The most recent inspection on record was 11/16/2021.
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Location
| State | New Hampshire |
| County | Sullivan |
| Nearest City | Lempster |
| River/Stream | Richardson Brook |
| Coordinates | 43.21080, -72.15050 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 12 ft |
| Dam Height | 12 ft |
| Dam Length | 220 ft |
| Year Completed | 1968 (58 years old) |
Storage & Hydraulics
| NID Storage | 72 acre-ft |
| Max Storage | 72 acre-ft |
| Normal Storage | 25 acre-ft |
| Surface Area | 10 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 280 cfs |
Ownership & Safety
| Purpose | Recreation |
| Owner | RICHARDSON BROOK POND ASSOC |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Poor |
| Last Inspection | 11/16/2021 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NH00275 |
| Federal ID | NH00275 |
| More Info | State Dam Safety Program |