Prairie Cr. Dam No. 1
Prairie Cr. Dam No. 1 is an earth dam located in Vigo County, Indiana, built in 1970. It carries a Low hazard potential classification and has a poor condition assessment.
About Prairie Cr. Dam No. 1
The primary purpose of Prairie Cr. Dam No. 1 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 Prairie Creek Daviess Conservancy District (local government). It impounds the Prairie Creek near Prairie Creek.
The dam stands 35 feet tall and stretches 964 feet across, creates a reservoir covering 93 acres, has a maximum storage capacity of 3,715 acre-feet, and collects water from a drainage area of 9 square miles. Completed in 1970, the structure is well into its service life at over 50 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. Its condition is rated poor, meaning the dam has recognized safety deficiencies that require remediation to address risks. The most recent inspection on record was 02/05/2020.
At 35 feet, this dam is taller than 82% of dams nationwide.
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Location
| State | Indiana |
| County | Vigo |
| Nearest City | Prairie Creek |
| River/Stream | Prairie Creek |
| Coordinates | 39.32498, -87.43752 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 35 ft |
| Dam Height | 27 ft |
| Dam Length | 964 ft |
| Year Completed | 1970 (56 years old) |
Storage & Hydraulics
| NID Storage | 3,715 acre-ft |
| Max Storage | 3,715 acre-ft |
| Normal Storage | 315 acre-ft |
| Surface Area | 93 acres |
| Drainage Area | 9 sq mi |
| Max Discharge | 9,160 cfs |
| Spillway Type | None |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | PRAIRIE CREEK DAVIESS CONSERVANCY DISTRICT |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Poor |
| Last Inspection | 02/05/2020 |
| Emergency Action Plan | No |
Identifiers
| NID ID | IN00196 |
| Federal ID | IN00196 |
| More Info | State Dam Safety Program |