Decatur County Roadgrade Dam 14-69-27
Decatur County Roadgrade Dam 14-69-27 is an earth dam located in Decatur County, Iowa, built in 1987. It carries a Low hazard potential classification.
About Decatur County Roadgrade Dam 14-69-27
Decatur County Roadgrade Dam 14-69-27 is a dam in Decatur, Iowa. The dam is owned by Decatur County Board Of Supervisors (local government). It impounds the Tr- Thompson R. near Terra Haute.
The dam stands 30 feet tall and stretches 275 feet across, creates a reservoir covering 3 acres, has a maximum storage capacity of 73 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1987, the structure is 39 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 | Terra Haute |
| River/Stream | Tr- Thompson R. |
| Coordinates | 40.78150, -93.92030 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 30 ft |
| Dam Height | 30 ft |
| Dam Length | 275 ft |
| Year Completed | 1987 (39 years old) |
Storage & Hydraulics
| NID Storage | 73 acre-ft |
| Max Storage | 73 acre-ft |
| Normal Storage | 21 acre-ft |
| Surface Area | 3 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Other |
| Owner | Decatur County Board of Supervisors |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | IA02356 |
| Federal ID | IA02356 |
| More Info | State Dam Safety Program |