Jeannette (mountain Valley Lake)
Jeannette (mountain Valley Lake) is an earth dam located in Westmoreland County, Pennsylvania, built in 1889. It carries a Significant hazard potential classification and has a fair condition assessment.
About Jeannette (mountain Valley Lake)
The primary purpose of Jeannette (mountain Valley Lake) is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Ferrante's Lake View Inc (private). It impounds the Tr Brush Creek.
The dam stands 36 feet tall and stretches 480 feet across, creates a reservoir covering 9 acres, has a maximum storage capacity of 300 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1889, the structure is over a century old.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life. Its condition is rated fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. An emergency action plan is in place for this dam. The most recent inspection on record was 04/12/2019.
At 36 feet, this dam is taller than 83% of dams nationwide.
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Location
| State | Pennsylvania |
| County | Westmoreland |
| River/Stream | Tr Brush Creek |
| Coordinates | 40.30861, -79.58639 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 36 ft |
| Dam Height | 36 ft |
| Dam Length | 480 ft |
| Year Completed | 1889 (137 years old) |
Storage & Hydraulics
| NID Storage | 300 acre-ft |
| Max Storage | 300 acre-ft |
| Normal Storage | 230 acre-ft |
| Surface Area | 9 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | FERRANTE'S LAKE VIEW INC |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Fair |
| Last Inspection | 04/12/2019 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | PA00486 |
| Federal ID | PA00486 |
| More Info | State Dam Safety Program |