Tweedy Dam
Key Takeaway
Tweedy Dam is classified as low hazard in Iowa. It was completed in 1982 and is 44 years old. Its primary use is fire protection.
Physical Details
| Dam Height | 32 ft (taller than 58.4% in IA) |
| Dam Length | 231 ft |
| Dam Type | Earth |
| Max Storage | 23 acre-ft |
| Normal Storage | 12 acre-ft |
| Surface Area | 2 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 0 cfs |
| Year Completed | 1982 (44 years old) |
| NID ID | IA02190 |
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
Don Tweedy
Private
Nearby Dams
Heritage Woods Dam
Dallas, IA
High Hazard 35 ftJungman Dam
Dallas, IA
Low Hazard 29 ftLienemann Dam
Dallas, IA
Low Hazard 31 ftMeggison Dam
Dallas, IA
Low Hazard 30 ftOak Hill Plantation Dam
Dallas, IA
Significant Hazard 32 ftAdel Milldam
Dallas, IA
Low Hazard 15 ftLauterbach Dam
Dallas, IA
Low Hazard 40 ftHarkrader Dam
Dallas, IA
Low Hazard 38 ftFrequently Asked Questions
What is the hazard classification of Tweedy Dam?
Tweedy Dam 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 Tweedy Dam?
Tweedy Dam is owned by Don Tweedy (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Tweedy Dam built?
Tweedy Dam was completed in 1982, making it 44 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 Tweedy Dam?
Tweedy Dam serves the following purposes: Fire Protection, Stock, Or Small Fish Pond. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Tweedy Dam?
Tweedy Dam has a dam height of 32 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.