Soap Creek Watershed Site 90-74
Soap Creek Watershed Site 90-74 is an earth dam located in Wapello County, Iowa, built in 2006. It carries a Low hazard potential classification.
About Soap Creek Watershed Site 90-74
The primary purpose of Soap Creek Watershed Site 90-74 is flood risk reduction. The dam is designed to control downstream flooding by temporarily storing excess water during storms and releasing it at a controlled rate. The dam is owned by Soap Creek Watershed Board (local government). It impounds the Tr-brush Creek near Selma.
The dam stands 31 feet tall and stretches 625 feet across, creates a reservoir covering 4 acres, has a maximum storage capacity of 83 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 2006, the structure is relatively new.
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 | Wapello |
| Nearest City | Selma |
| River/Stream | Tr-brush Creek |
| Coordinates | 40.92250, -92.53890 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 31 ft |
| Dam Height | 31 ft |
| Dam Length | 625 ft |
| Year Completed | 2006 (20 years old) |
Storage & Hydraulics
| NID Storage | 83 acre-ft |
| Max Storage | 83 acre-ft |
| Normal Storage | 23 acre-ft |
| Surface Area | 4 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 108 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Soap Creek Watershed Board |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | IA04020 |
| Federal ID | IA04020 |
| More Info | State Dam Safety Program |