Troublesome Creek Watershed Site 78-4 is an earth dam located in Cass County, Iowa, built in 1999. It carries a Low hazard potential classification.
Dam profile
NID height · 35 ft35 ft tall and 550 ft long, taller than 80% of U.S. dams with a recorded height. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
About Troublesome Creek Watershed Site 78-4
The primary purpose of Troublesome Creek Watershed Site 78-4 is grade stabilization. Grade stabilization dams prevent erosion by reducing the slope and velocity of water flowing through a channel. They're commonly used to stop gullies from deepening and to protect downstream land and infrastructure. The dam is owned by Cass County Swcd (local government). It impounds the Tr- East Nishnabotna River near Atlantic.
The dam stands 35 feet tall and stretches 550 feet across, creates a reservoir covering 5 acres, has a maximum storage capacity of 91 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 80% of dams nationwide.
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Location
| State | Iowa |
| County | Cass |
| Nearest City | Atlantic |
| River/Stream | Tr- East Nishnabotna River |
| Coordinates | 41.49860, -94.89440 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 35 ft |
| Dam Height | 35 ft |
| Dam Length | 550 ft |
| Year Completed | 1999 (27 years old) |
Storage & Hydraulics
| NID Storage | 91 acre-ft |
| Max Storage | 91 acre-ft |
| Normal Storage | 40 acre-ft |
| Surface Area | 5 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Grade Stabilization |
| Owner | Cass County Swcd |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | IA03444 |
| Federal ID | IA03444 |
| More Info | State Dam Safety Program |