Diamond Lake Watershed Site B-8
Key Takeaway
Diamond Lake Watershed Site B-8 is classified as significant hazard in Iowa. It was completed in 1971 and is 55 years old. Its primary use is fire protection. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 27 ft (taller than 30.7% in IA) |
| Dam Length | 438 ft |
| Dam Type | Earth |
| Max Storage | 45 acre-ft |
| Normal Storage | 21 acre-ft |
| Surface Area | 3 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 0 cfs |
| Year Completed | 1971 (55 years old) |
| NID ID | IA00964 |
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
Poweshiek County SWCD
Local Government
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High Hazard 50 ftFrequently Asked Questions
What is the hazard classification of Diamond Lake Watershed Site B-8?
Diamond Lake Watershed Site B-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 Diamond Lake Watershed Site B-8?
Diamond Lake Watershed Site B-8 is owned by Poweshiek County SWCD (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Diamond Lake Watershed Site B-8 built?
Diamond Lake Watershed Site B-8 was completed in 1971, making it 55 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 Diamond Lake Watershed Site B-8?
Diamond Lake Watershed Site B-8 serves the following purposes: Fire Protection, Stock, Or Small Fish Pond, Flood Risk Reduction. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Diamond Lake Watershed Site B-8?
Diamond Lake Watershed Site B-8 has a dam height of 27 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.