Gerdner Dam
Gerdner Dam is an earth dam located in Des Moines County, Iowa, built in 1945. It carries a Low hazard potential classification.
About Gerdner Dam
The primary purpose of Gerdner 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 Ronald E Gerdner (private). It impounds the Tr-yellow Spring River near Mississippi.
The dam stands 25 feet tall and stretches 200 feet across, creates a reservoir covering 4 acres, has a maximum storage capacity of 55 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1945, the structure is well-established, with more than 75 years of service.
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.
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Location
| State | Iowa |
| County | Des Moines |
| Nearest City | Mississippi |
| River/Stream | Tr-yellow Spring River |
| Coordinates | 40.93350, -91.10170 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 25 ft |
| Dam Height | 25 ft |
| Dam Length | 200 ft |
| Year Completed | 1945 (81 years old) |
Storage & Hydraulics
| NID Storage | 55 acre-ft |
| Max Storage | 55 acre-ft |
| Normal Storage | 30 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 | Ronald E Gerdner |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | IA01393 |
| Federal ID | IA01393 |
| More Info | State Dam Safety Program |