Midland-Gilmore Reservoir
Key Takeaway
Midland-Gilmore Reservoir is classified as high hazard in Maryland. It was completed in 1903 and is 123 years old. Its primary use is water supply. High hazard means loss of life is likely if the dam fails — it does not indicate the dam's current condition. Learn more.
Physical Details
| Dam Height | 19 ft (taller than 39.6% in MD) |
| Dam Length | 229 ft |
| Dam Type | Earth |
| Max Storage | 16 acre-ft |
| Normal Storage | 15 acre-ft |
| Surface Area | 1 acres |
| Drainage Area | 2 sq mi |
| Max Discharge | 135 cfs |
| Year Completed | 1903 (123 years old) |
| NID ID | MD00267 |
Safety Information
Loss of human life is likely if the dam fails.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
Lonaconing Water Co
Local Government
Nearby Dams
Lonaconing Reservoir
Allegany, MD
High Hazard 20 ftKoontz Run Reservoir Tanks
Allegany, MD
High Hazard 21 ftBobcat Pond
Allegany, MD
Significant Hazard 13 ftBittinger Farm Pond
Garrett, MD
Low Hazard 17 ftPatterson Creek No.32
Mineral, WV
High Hazard 65 ftPatterson Creek No.30
Mineral, WV
High Hazard 64 ftPlatter Farm Pond
Garrett, MD
Low Hazard 22 ftFrostburg Reservoir
Garrett, MD
High Hazard 46 ftFrequently Asked Questions
What is the hazard classification of Midland-Gilmore Reservoir?
Midland-Gilmore Reservoir is classified as High Hazard. Loss of human life is likely if the dam fails. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Midland-Gilmore Reservoir?
Midland-Gilmore Reservoir is owned by Lonaconing Water Co (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Midland-Gilmore Reservoir built?
Midland-Gilmore Reservoir was completed in 1903, making it 123 years old. Many U.S. dams were built between the 1930s and 1970s during a period of major infrastructure investment.
What is the primary purpose of Midland-Gilmore Reservoir?
Midland-Gilmore Reservoir serves the following purposes: Water Supply. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Midland-Gilmore Reservoir?
Midland-Gilmore Reservoir has a dam height of 19 ft. Dam height is measured from the natural streambed at the downstream toe to the top of the dam, and may differ from the visible height.
When was Midland-Gilmore Reservoir last inspected?
Midland-Gilmore Reservoir was last inspected on September 1, 2021. Inspection dates indicate when a formal review occurred, not the results of that inspection.