Dam No 7-8
Key Takeaway
Dam No 7-8 is classified as significant hazard in Kansas. It was completed in 1970 and is 56 years old. Its primary use is flood risk reduction. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 51 ft (taller than 97.7% in KS) |
| Dam Length | 1,870 ft |
| Dam Type | Earth |
| Max Storage | 3.5K acre-ft |
| Normal Storage | 1.4K acre-ft |
| Surface Area | 115 acres |
| Year Completed | 1970 (56 years old) |
| NID ID | KS02309 |
Safety Information
No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
MADISON, CITY OF
Local Government
Nearby Dams
Frd No 7-7
Greenwood, KS
Low Hazard 39 ftDam KS04414
Greenwood, KS
Low Hazard 24 ftDam KS00822
Greenwood, KS
Low Hazard 21 ftDam KS04415
Greenwood, KS
Low Hazard 28 ftDd No 40
Greenwood, KS
Low Hazard 36 ftFrd No 11-2
Greenwood, KS
Low Hazard 32 ftDd No 6-10
Greenwood, KS
Low Hazard 47 ftFrd No 6-1
Greenwood, KS
Low Hazard 37 ftFrequently Asked Questions
What is the hazard classification of Dam No 7-8?
Dam No 7-8 is classified as Significant Hazard. No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Dam No 7-8?
Dam No 7-8 is owned by MADISON, CITY OF (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Dam No 7-8 built?
Dam No 7-8 was completed in 1970, making it 56 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 Dam No 7-8?
Dam No 7-8 serves the following purposes: Flood Risk Reduction, Water Supply. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Dam No 7-8?
Dam No 7-8 has a dam height of 51 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 Dam No 7-8 last inspected?
Dam No 7-8 was last inspected on April 8, 2013. Inspection dates indicate when a formal review occurred, not the results of that inspection.