East Fork Big Cr Watershed Site E-15
East Fork Big Cr Watershed Site E-15 is an earth dam located in Decatur County, Iowa, built in 1990. It carries a Low hazard potential classification.
About East Fork Big Cr Watershed Site E-15
The primary purpose of East Fork Big Cr Watershed Site E-15 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 Decatur County Swcd (local government). It impounds the Tr-east Fork Big Creek near State Of Missouri.
The dam stands 19 feet tall and stretches 400 feet across, creates a reservoir covering 3 acres, has a maximum storage capacity of 50 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1990, the structure is 36 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.
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Location
| State | Iowa |
| County | Decatur |
| Nearest City | State Of Missouri |
| River/Stream | Tr-east Fork Big Creek |
| Coordinates | 40.58000, -93.80000 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 19 ft |
| Dam Height | 19 ft |
| Dam Length | 400 ft |
| Year Completed | 1990 (36 years old) |
Storage & Hydraulics
| NID Storage | 50 acre-ft |
| Max Storage | 50 acre-ft |
| Normal Storage | 12 acre-ft |
| Surface Area | 3 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Decatur County SWCD |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | IA02648 |
| Federal ID | IA02648 |
| More Info | State Dam Safety Program |