Upper Lake Royer
Upper Lake Royer is an earth dam located in Washington County, Maryland, built in 1898. It carries a Low hazard potential classification and has a fair condition assessment.
About Upper Lake Royer
The primary purpose of Upper Lake Royer 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 Washington Co Commissioners (local government). It impounds the Falls Creek-tr near Rouzerville, Pa.
The dam stands 12 feet tall and stretches 550 feet across, creates a reservoir covering 7 acres, has a maximum storage capacity of 54 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1898, 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 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 03/19/2024.
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Location
| State | Maryland |
| County | Washington |
| Nearest City | Rouzerville, Pa |
| River/Stream | Falls Creek-tr |
| Coordinates | 39.70750, -77.49830 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 12 ft |
| Dam Height | 12 ft |
| Dam Length | 550 ft |
| Year Completed | 1898 (128 years old) |
Storage & Hydraulics
| NID Storage | 54 acre-ft |
| Max Storage | 54 acre-ft |
| Normal Storage | 40 acre-ft |
| Surface Area | 7 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 350 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Water Supply |
| Owner | Washington Co Commissioners |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Fair |
| Last Inspection | 03/19/2024 |
| Emergency Action Plan | No |
Identifiers
| NID ID | MD00157 |
| Federal ID | MD00157 |
| More Info | State Dam Safety Program |