Parnell Creek Subwatershed Site M-3
Key Takeaway
Parnell Creek Subwatershed Site M-3 is classified as low hazard in Iowa. It was completed in 1967 and is 59 years old. Its primary use is fire protection.
Physical Details
| Dam Height | 42 ft (taller than 87.5% in IA) |
| Dam Length | 572 ft |
| Dam Type | Earth |
| Max Storage | 219 acre-ft |
| Normal Storage | 117 acre-ft |
| Surface Area | 11 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 0 cfs |
| Year Completed | 1967 (59 years old) |
| NID ID | IA01214 |
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
Woodbury County SWCD
Local Government
Nearby Dams
Parnell Creek Subwatershed Site 21-2
Woodbury, IA
Low Hazard 31 ftParnell Creek Subwatershed Site 20-2
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Low Hazard 33 ftParnell Creek Subwatershed Site M-4
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Low Hazard 26 ftParnell Creek Subwatershed Site 17-1
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Low Hazard 26 ftParnell Creek Subwatershed Site 21-1
Woodbury, IA
Low Hazard 34 ftParnell Creek Subwatershed Site 15-1
Woodbury, IA
Low Hazard 43 ftParnell Creek Subwatershed Site 15-2
Woodbury, IA
Low Hazard 35 ftParnell Creek Subwatershed Site M-5
Woodbury, IA
Low Hazard 37 ftFrequently Asked Questions
What is the hazard classification of Parnell Creek Subwatershed Site M-3?
Parnell Creek Subwatershed Site M-3 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 Parnell Creek Subwatershed Site M-3?
Parnell Creek Subwatershed Site M-3 is owned by Woodbury County SWCD (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Parnell Creek Subwatershed Site M-3 built?
Parnell Creek Subwatershed Site M-3 was completed in 1967, making it 59 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 Parnell Creek Subwatershed Site M-3?
Parnell Creek Subwatershed Site M-3 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 Parnell Creek Subwatershed Site M-3?
Parnell Creek Subwatershed Site M-3 has a dam height of 42 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 Parnell Creek Subwatershed Site M-3 last inspected?
Parnell Creek Subwatershed Site M-3 was last inspected on May 26, 1999. Inspection dates indicate when a formal review occurred, not the results of that inspection.