Allen- Ewing Dam
Allen- Ewing Dam is an earth dam located in Wayne County, Iowa, built in 1999. It carries a Low hazard potential classification.
About Allen- Ewing Dam
The primary purpose of Allen- Ewing Dam is fire protection, stock, or small fish pond. The dam maintains a small impoundment used for fire suppression, livestock watering, or as a fish pond. The dam is owned by John Allen (private). It impounds the Tr- West Jackson Creek near Rathbun Reservoir.
The dam stands 35 feet tall and stretches 632 feet across, creates a reservoir covering 4 acres, has a maximum storage capacity of 54 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1999, the structure is 27 years old.
This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life.
At 35 feet, this dam is taller than 82% of dams nationwide.
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Location
| State | Iowa |
| County | Wayne |
| Nearest City | Rathbun Reservoir |
| River/Stream | Tr- West Jackson Creek |
| Coordinates | 40.74540, -93.31180 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 35 ft |
| Dam Height | 35 ft |
| Dam Length | 632 ft |
| Year Completed | 1999 (27 years old) |
Storage & Hydraulics
| NID Storage | 54 acre-ft |
| Max Storage | 54 acre-ft |
| Normal Storage | 37 acre-ft |
| Surface Area | 4 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | John Allen |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | IA03381 |
| Federal ID | IA03381 |
| More Info | State Dam Safety Program |