Troublesome Creek Watershed Site 78-3
Troublesome Creek Watershed Site 78-3 is an earth dam located in Cass County, Iowa, built in 1999. It carries a Low hazard potential classification.
About Troublesome Creek Watershed Site 78-3
The primary purpose of Troublesome Creek Watershed Site 78-3 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 Cass County Swcd (local government). It impounds the Tr- East Nishnabotna River near Atlantic.
The dam stands 25 feet tall and stretches 457 feet across, creates a reservoir covering 8 acres, has a maximum storage capacity of 145 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.
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Location
| State | Iowa |
| County | Cass |
| Nearest City | Atlantic |
| River/Stream | Tr- East Nishnabotna River |
| Coordinates | 41.49980, -94.89980 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 25 ft |
| Dam Height | 25 ft |
| Dam Length | 457 ft |
| Year Completed | 1999 (27 years old) |
Storage & Hydraulics
| NID Storage | 145 acre-ft |
| Max Storage | 145 acre-ft |
| Normal Storage | 56 acre-ft |
| Surface Area | 8 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Cass County SWCD |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | IA03443 |
| Federal ID | IA03443 |
| More Info | State Dam Safety Program |