Prairie Cr. No. A-2-2 (knopp)
Prairie Cr. No. A-2-2 (knopp) is an earth dam located in Daviess County, Indiana, built in 1961. It carries a Low hazard potential classification and has a poor condition assessment.
About Prairie Cr. No. A-2-2 (knopp)
The primary purpose of Prairie Cr. No. A-2-2 (knopp) 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 Unnamed Tributary Prairie Creek near Washington.
The dam stands 21 feet tall and stretches 400 feet across, creates a reservoir covering 11 acres, has a maximum storage capacity of 253 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1961, 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 02/09/2016. That was over 10 years ago.
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Location
| State | Indiana |
| County | Daviess |
| Nearest City | Washington |
| River/Stream | Unnamed Tributary Prairie Creek |
| Coordinates | 38.74773, -86.97642 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 21 ft |
| Dam Height | 21 ft |
| Dam Length | 400 ft |
| Year Completed | 1961 (65 years old) |
Storage & Hydraulics
| NID Storage | 253 acre-ft |
| Max Storage | 253 acre-ft |
| Normal Storage | 36 acre-ft |
| Surface Area | 11 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 1,670 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 | 02/09/2016 |
| Emergency Action Plan | No |
Identifiers
| NID ID | IN00054 |
| Federal ID | IN00054 |
| More Info | State Dam Safety Program |