Deer Lake
Deer Lake is an earth dam located in Fayette County, Pennsylvania, built in 1906. It carries a High hazard potential classification and has a fair condition assessment.
About Deer Lake
The primary purpose of Deer Lake is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Deer Lake Improvement Association (private). It impounds the Meadow Run.
The dam stands 15 feet tall and stretches 547 feet across, creates a reservoir covering 60 acres, has a maximum storage capacity of 543 acre-feet, and collects water from a drainage area of 4 square miles. Completed in 1906, the structure is over a century old.
This dam carries a high hazard potential classification, which means that a failure or uncontrolled release of water would likely cause loss of human life. This classification reflects the consequences of failure, not the likelihood — it indicates that people live or work in the area downstream. 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 10/27/2020.
Living Downstream
If you live or work downstream of this dam, consider taking these steps: learn your local evacuation routes, check whether your county emergency management office has a dam failure inundation map, and sign up for local emergency alerts. The Pennsylvania dam safety program can provide more specific information about emergency planning for this structure.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | Pennsylvania |
| County | Fayette |
| River/Stream | Meadow Run |
| Coordinates | 39.84306, -79.58889 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 15 ft |
| Dam Height | 15 ft |
| Dam Length | 547 ft |
| Year Completed | 1906 (120 years old) |
Storage & Hydraulics
| NID Storage | 543 acre-ft |
| Max Storage | 543 acre-ft |
| Normal Storage | 359 acre-ft |
| Surface Area | 60 acres |
| Drainage Area | 4 sq mi |
Ownership & Safety
| Purpose | Recreation |
| Owner | DEER LAKE IMPROVEMENT ASSOCIATION |
| Owner Type | Private |
| Hazard Classification | High |
| Condition Assessment | Fair |
| Last Inspection | 10/27/2020 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | PA01139 |
| Federal ID | PA01139 |
| More Info | State Dam Safety Program |