Mc Donald Subwatershed Site 1
Key Takeaway
Mc Donald Subwatershed Site 1 is classified as low hazard in Iowa. It was completed in 1985 and is 41 years old. Its primary use is recreation.
Physical Details
| Dam Height | 35 ft (taller than 70.9% in IA) |
| Dam Length | 354 ft |
| Dam Type | Earth |
| Max Storage | 220 acre-ft |
| Normal Storage | 107 acre-ft |
| Surface Area | 12 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 0 cfs |
| Year Completed | 1985 (41 years old) |
| NID ID | IA01282 |
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
Rodney Subwatershed Site 12-2
Monona, IA
Low Hazard 35 ftMc Donald Subwatershed 4-2557
Woodbury, IA
Low Hazard 44 ftMc Donald Subwatershed Site 5-2290
Woodbury, IA
Low Hazard 33 ftRodney Subwatershed Site 8-2
Monona, IA
Low Hazard 35 ftRodney Subwatershed Site 8-1
Monona, IA
Low Hazard 53 ftLounsberry Dam
Monona, IA
Low Hazard 35 ftSmokey Hollow Subwatershed Site 1
Woodbury, IA
High Hazard 59 ftDavis Subwatershed M-3398
Woodbury, IA
Low Hazard 47 ftFrequently Asked Questions
What is the hazard classification of Mc Donald Subwatershed Site 1?
Mc Donald Subwatershed Site 1 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 Mc Donald Subwatershed Site 1?
Mc Donald Subwatershed Site 1 is owned by Woodbury County SWCD (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Mc Donald Subwatershed Site 1 built?
Mc Donald Subwatershed Site 1 was completed in 1985, making it 41 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 Mc Donald Subwatershed Site 1?
Mc Donald Subwatershed Site 1 serves the following purposes: Recreation, Flood Risk Reduction. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Mc Donald Subwatershed Site 1?
Mc Donald Subwatershed Site 1 has a dam height of 35 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.