Old Loch Raven Dam
Key Takeaway
Old Loch Raven Dam is classified as low hazard in Maryland. It was completed in 1875 and is 151 years old. Its primary use is recreation.
Physical Details
| Dam Height | 20 ft (taller than 41.2% in MD) |
| Dam Length | 400 ft |
| Dam Type | Earth |
| Max Storage | 300 acre-ft |
| Normal Storage | 150 acre-ft |
| Surface Area | 15 acres |
| Drainage Area | 303 sq mi |
| Max Discharge | 14,000 cfs |
| Year Completed | 1875 (151 years old) |
| NID ID | MD00314 |
Safety Information
No probable loss of human life and low economic/environmental losses expected.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
Baltimore City DPW Reservoir Section
Local Government
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What is the hazard classification of Old Loch Raven Dam?
Old Loch Raven Dam is classified as Low Hazard. No probable loss of human life and low economic/environmental losses expected. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Old Loch Raven Dam?
Old Loch Raven Dam is owned by Baltimore City DPW Reservoir Section (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Old Loch Raven Dam built?
Old Loch Raven Dam was completed in 1875, making it 151 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 Old Loch Raven Dam?
Old Loch Raven Dam serves the following purposes: Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Old Loch Raven Dam?
Old Loch Raven Dam has a dam height of 20 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 Old Loch Raven Dam last inspected?
Old Loch Raven Dam was last inspected on November 3, 2016. Inspection dates indicate when a formal review occurred, not the results of that inspection.