Gary Anson Dam
Key Takeaway
Gary Anson Dam is classified as low hazard in Missouri. It was completed in 1976 and is 50 years old. Its primary use is irrigation.
Physical Details
| Dam Height | 20 ft (taller than 7.1% in MO) |
| Dam Length | 460 ft |
| Dam Type | Earth |
| Max Storage | 124 acre-ft |
| Normal Storage | 64 acre-ft |
| Surface Area | 5 acres |
| Drainage Area | 141 sq mi |
| Max Discharge | 35 cfs |
| Year Completed | 1976 (50 years old) |
| NID ID | MO50467 |
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
GARY ANSON
Private
Nearby Dams
Ansen Lake Dam
Scotland, MO
Low Hazard 20 ftJohn Mankopf Dam
Scotland, MO
Low Hazard 26 ftRobinson Dam
Scotland, MO
Low Hazard 32 ftRockhold Dam
Scotland, MO
Low Hazard 27 ftSels Dam
Van Buren, IA
Low Hazard 23 ftKoch Dam
Scotland, MO
Low Hazard 27 ftKirby Dam
Scotland, MO
Low Hazard 27 ftHolsapple Dam
Van Buren, IA
Low Hazard 30 ftFrequently Asked Questions
What is the hazard classification of Gary Anson Dam?
Gary Anson 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 Gary Anson Dam?
Gary Anson Dam is owned by GARY ANSON (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Gary Anson Dam built?
Gary Anson Dam was completed in 1976, making it 50 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 Gary Anson Dam?
Gary Anson Dam serves the following purposes: Irrigation, Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Gary Anson Dam?
Gary Anson 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.