Grassy Creek Watershed Dam G- 40a
Key Takeaway
Grassy Creek Watershed Dam G- 40a is classified as low hazard in Missouri. It was completed in 2006 and is 20 years old. Its primary use is flood risk reduction.
Physical Details
| Dam Height | 25 ft (taller than 23.5% in MO) |
| Dam Length | 480 ft |
| Dam Type | Earth |
| Max Storage | 82 acre-ft |
| Normal Storage | 23 acre-ft |
| Surface Area | 3 acres |
| Drainage Area | 90 sq mi |
| Max Discharge | 4 cfs |
| Year Completed | 2006 (20 years old) |
| NID ID | MO51424 |
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
GRASSY CREEK W/S DISTRICT
Local Government
Nearby Dams
Grassy Creek Watershed Dam G- 39
Lewis, MO
Low Hazard 27 ftGrassy Creek Watershed Dam G- 38
Lewis, MO
Low Hazard 25 ftGrassy Creek Watershed Dam G- 44
Lewis, MO
Low Hazard 26 ftGrassy Creek Watershed Dam G- 57
Lewis, MO
Low Hazard 27 ftGrassy Creek Watershed Dam G- 52
Lewis, MO
Low Hazard 27 ftGrassy Creek Watershed Dam G- 50
Lewis, MO
Low Hazard 25 ftGrassy Creek Watershed Dam G- 51
Lewis, MO
Low Hazard 25 ftTroublesome Creek Watershed Dam S- 47
Lewis, MO
Low Hazard 25 ftFrequently Asked Questions
What is the hazard classification of Grassy Creek Watershed Dam G- 40a?
Grassy Creek Watershed Dam G- 40a 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 Grassy Creek Watershed Dam G- 40a?
Grassy Creek Watershed Dam G- 40a is owned by GRASSY CREEK W/S DISTRICT (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Grassy Creek Watershed Dam G- 40a built?
Grassy Creek Watershed Dam G- 40a was completed in 2006, making it 20 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 Grassy Creek Watershed Dam G- 40a?
Grassy Creek Watershed Dam G- 40a serves the following purposes: Flood Risk Reduction, Fire Protection, Stock, Or Small Fish Pond, Fish And Wildlife Pond. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Grassy Creek Watershed Dam G- 40a?
Grassy Creek Watershed Dam G- 40a has a dam height of 25 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.