Lake Mottram Upground Reservoir
Key Takeaway
Lake Mottram Upground Reservoir is classified as high hazard in Ohio. It was completed in 1891 and is 135 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 | 20 ft (taller than 27.7% in OH) |
| Dam Length | 3,880 ft |
| Dam Type | Earth |
| Max Storage | 297 acre-ft |
| Normal Storage | 161 acre-ft |
| Surface Area | 15 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 77 cfs |
| Year Completed | 1891 (135 years old) |
| NID ID | OH00787 |
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
City of Fostoria
Local Government
Nearby Dams
Lake Lamberjack Upground Reservoir
Hancock, OH
High Hazard 19 ftLake Daugherty Upground Reservoir
Hancock, OH
Significant Hazard 12 ftLake Mosier Upground Reservoir
Hancock, OH
High Hazard 25 ftVeterans Memorial Reservoir
Hancock, OH
High Hazard 32 ftFostoria Upground Reservoir No. 5
Hancock, OH
High Hazard 36 ftWayne Wwt Lagoon
Wood, OH
Significant Hazard 9 ftFrequently Asked Questions
What is the hazard classification of Lake Mottram Upground Reservoir?
Lake Mottram Upground 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 Lake Mottram Upground Reservoir?
Lake Mottram Upground Reservoir is owned by City of Fostoria (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Lake Mottram Upground Reservoir built?
Lake Mottram Upground Reservoir was completed in 1891, making it 135 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 Lake Mottram Upground Reservoir?
Lake Mottram Upground 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 Lake Mottram Upground Reservoir?
Lake Mottram Upground Reservoir 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 Lake Mottram Upground Reservoir last inspected?
Lake Mottram Upground Reservoir was last inspected on June 24, 2021. Inspection dates indicate when a formal review occurred, not the results of that inspection.