Newquist Grade Stabilization Structure
Key Takeaway
Newquist Grade Stabilization Structure is classified as low hazard in Iowa. It was completed in 2011 and is 15 years old. Its primary use is grade stabilization.
Physical Details
| Dam Height | 27 ft (taller than 30.7% in IA) |
| Dam Length | 569 ft |
| Dam Type | Earth |
| Max Storage | 612 acre-ft |
| Normal Storage | 79 acre-ft |
| Surface Area | 21 acres |
| Drainage Area | 2 sq mi |
| Year Completed | 2011 (15 years old) |
| NID ID | IA04091 |
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
Ron Newquist & William Durflinger
Private
Nearby Dams
Greiner Dam
Wapello, IA
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Low Hazard 31 ftDimmitt Dam
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Low Hazard 20 ftFrequently Asked Questions
What is the hazard classification of Newquist Grade Stabilization Structure?
Newquist Grade Stabilization Structure 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 Newquist Grade Stabilization Structure?
Newquist Grade Stabilization Structure is owned by Ron Newquist & William Durflinger (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Newquist Grade Stabilization Structure built?
Newquist Grade Stabilization Structure was completed in 2011, making it 15 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 Newquist Grade Stabilization Structure?
Newquist Grade Stabilization Structure serves the following purposes: Grade Stabilization, Flood Risk Reduction. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Newquist Grade Stabilization Structure?
Newquist Grade Stabilization Structure 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.