Grindstone-Lost-Muddy Watershed Dam B-20
Key Takeaway
Grindstone-Lost-Muddy Watershed Dam B-20 is classified as low hazard in Missouri. It was completed in 1973 and is 53 years old. Its primary use is grade stabilization.
Physical Details
| Dam Height | 22 ft (taller than 14.9% in MO) |
| Dam Length | 480 ft |
| Dam Type | Earth |
| Max Storage | 105 acre-ft |
| Normal Storage | 43 acre-ft |
| Surface Area | 3 acres |
| Drainage Area | 19 sq mi |
| Max Discharge | 248 cfs |
| Year Completed | 1973 (53 years old) |
| NID ID | MO10324 |
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
GNDSN-LST-MDY CR WSD SBD
Local Government
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Low Hazard 32 ftFrequently Asked Questions
What is the hazard classification of Grindstone-Lost-Muddy Watershed Dam B-20?
Grindstone-Lost-Muddy Watershed Dam B-20 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 Grindstone-Lost-Muddy Watershed Dam B-20?
Grindstone-Lost-Muddy Watershed Dam B-20 is owned by GNDSN-LST-MDY CR WSD SBD (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Grindstone-Lost-Muddy Watershed Dam B-20 built?
Grindstone-Lost-Muddy Watershed Dam B-20 was completed in 1973, making it 53 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 Grindstone-Lost-Muddy Watershed Dam B-20?
Grindstone-Lost-Muddy Watershed Dam B-20 serves the following purposes: Grade Stabilization. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Grindstone-Lost-Muddy Watershed Dam B-20?
Grindstone-Lost-Muddy Watershed Dam B-20 has a dam height of 22 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.