Hagerstown Municipal Pwr Plant Dam
Hagerstown Municipal Pwr Plant Dam is a gravity dam located in Washington County, Maryland, built in 1950. It carries a Low hazard potential classification and has a fair condition assessment.
About Hagerstown Municipal Pwr Plant Dam
The primary purpose of Hagerstown Municipal Pwr Plant Dam is water supply. The dam stores water for municipal, industrial, or agricultural use, helping ensure a reliable supply for the surrounding area. The dam is owned by Partners Marketing Llp (private). It impounds the Antietam Creek.
The dam stands 10 feet tall and stretches 250 feet across, creates a reservoir covering 12 acres, has a maximum storage capacity of 60 acre-feet, and collects water from a drainage area of 176 square miles. Completed in 1950, the structure is well-established, with more than 75 years of service.
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 fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. The most recent inspection on record was 05/28/2021.
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Location
| State | Maryland |
| County | Washington |
| Nearest City | None |
| River/Stream | Antietam Creek |
| Coordinates | 39.63050, -77.70990 |
Physical Characteristics
| Dam Type | Gravity |
| NID Height | 10 ft |
| Dam Height | 10 ft |
| Dam Length | 250 ft |
| Year Completed | 1950 (76 years old) |
Storage & Hydraulics
| NID Storage | 60 acre-ft |
| Max Storage | 60 acre-ft |
| Normal Storage | 48 acre-ft |
| Surface Area | 12 acres |
| Drainage Area | 176 sq mi |
| Max Discharge | 775 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Water Supply |
| Owner | Partners Marketing LLP |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Fair |
| Last Inspection | 05/28/2021 |
| Emergency Action Plan | No |
Identifiers
| NID ID | MD00285 |
| Federal ID | MD00285 |
| More Info | State Dam Safety Program |