Eisenhart Mill
Eisenhart Mill is a concrete dam located in York County, Pennsylvania, built in 1919. It carries a Low hazard potential classification.
About Eisenhart Mill
The primary purpose of Eisenhart Mill is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Lee Eisenhart (private). It impounds the Conewago Creek.
The dam stands 8 feet tall and stretches 200 feet across, creates a reservoir covering 26 acres, has a maximum storage capacity of 52 acre-feet, and collects water from a drainage area of 401 square miles. Completed in 1919, 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. The most recent inspection on record was 05/31/2017.
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Location
| State | Pennsylvania |
| County | York |
| River/Stream | Conewago Creek |
| Coordinates | 39.94500, -76.96333 |
Physical Characteristics
| Dam Type | Concrete |
| NID Height | 8 ft |
| Dam Height | 8 ft |
| Dam Length | 200 ft |
| Year Completed | 1919 (107 years old) |
Storage & Hydraulics
| NID Storage | 52 acre-ft |
| Max Storage | 52 acre-ft |
| Normal Storage | 52 acre-ft |
| Surface Area | 26 acres |
| Drainage Area | 401 sq mi |
Ownership & Safety
| Purpose | Recreation |
| Owner | LEE EISENHART |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 05/31/2017 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | PA01731 |
| Federal ID | PA01731 |
| More Info | State Dam Safety Program |