Troublesome Cr Watershed Site 84-1 is an earth dam located in Audubon County, Iowa, built in 1976. It carries a Significant hazard potential classification.
Dam profile
NID height · 32 ft32 ft tall and 545 ft long, taller than 74% 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 Cr Watershed Site 84-1
The primary purpose of Troublesome Cr Watershed Site 84-1 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 Audubon County Swcd (local government). It impounds the Tr-east Nishnabotna near Brayton.
The dam stands 32 feet tall and stretches 545 feet across, creates a reservoir covering 8 acres, has a maximum storage capacity of 177 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1976, the structure is 50 years old.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life.
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Location
| State | Iowa |
| County | Audubon |
| Nearest City | Brayton |
| River/Stream | Tr-east Nishnabotna |
| Coordinates | 41.54390, -94.89610 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 32 ft |
| Dam Height | 32 ft |
| Dam Length | 545 ft |
| Year Completed | 1976 (50 years old) |
Storage & Hydraulics
| NID Storage | 177 acre-ft |
| Max Storage | 177 acre-ft |
| Normal Storage | 61 acre-ft |
| Surface Area | 8 acres |
| Drainage Area | 1 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | Audubon County Swcd |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | IA01463 |
| Federal ID | IA01463 |
| More Info | State Dam Safety Program |