Parishville is a gravity dam located in St. Lawrence County, New York, built in 1925. It carries a Low hazard potential classification and has a satisfactory condition assessment.
Dam profile
NID height · 19 ft19 ft tall and 102 ft long. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic concrete gravity section and the water level is illustrative.
About Parishville
The primary purpose of Parishville is hydroelectric. The dam generates hydroelectric power by channeling water through turbines, converting the energy of flowing water into electricity. The dam is owned by Erie Boulevard Hydropower, L.p. (private). It impounds the West Branch St. Regis River near West Stockholm.
The dam stands 19 feet tall and stretches 102 feet across, creates a reservoir covering 70 acres, has a maximum storage capacity of 289 acre-feet, and collects water from a drainage area of 177 square miles. Completed in 1925, the structure is over a century 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. An emergency action plan is in place for this dam. The most recent inspection on record was 06/24/2019.
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Location
| State | New York |
| County | St. Lawrence |
| Nearest City | West Stockholm |
| River/Stream | West Branch St. Regis River |
| Coordinates | 44.62800, -74.81530 |
Physical Characteristics
| Dam Type | Gravity |
| NID Height | 19 ft |
| Dam Height | 19 ft |
| Dam Length | 102.5 ft |
| Year Completed | 1925 (101 years old) |
Storage & Hydraulics
| NID Storage | 289 acre-ft |
| Max Storage | 289 acre-ft |
| Normal Storage | 289 acre-ft |
| Surface Area | 70 acres |
| Drainage Area | 177 sq mi |
| Max Discharge | 2,020 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Hydroelectric |
| Owner | Erie Boulevard Hydropower, L.p. |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 06/24/2019 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | NY00202 |
| Federal ID | NY00202 |
| More Info | State Dam Safety Program |