Upper Bayou Nezpique No 7
Upper Bayou Nezpique No 7 is an earth dam located in Evangeline Parish, Louisiana, built in 1970. It carries a Low hazard potential classification and has a fair condition assessment.
About Upper Bayou Nezpique No 7
The primary purpose of Upper Bayou Nezpique No 7 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 Evangeline Parish Police Jury (local government). It impounds the Tr-bayou Nezpique near Ville Platte.
The dam stands 24 feet tall and stretches 1,715 feet across, creates a reservoir covering 125 acres, has a maximum storage capacity of 1,500 acre-feet, and collects water from a drainage area of 2 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 fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. The most recent inspection on record was 02/27/2024.
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Location
| State | Louisiana |
| County | Evangeline |
| Nearest City | Ville Platte |
| River/Stream | Tr-bayou Nezpique |
| Coordinates | 30.79400, -92.37500 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 24 ft |
| Dam Height | 17 ft |
| Dam Length | 1,715 ft |
| Year Completed | 1970 (56 years old) |
Storage & Hydraulics
| NID Storage | 1,500 acre-ft |
| Max Storage | 1,500 acre-ft |
| Normal Storage | 400 acre-ft |
| Surface Area | 125 acres |
| Drainage Area | 2 sq mi |
| Max Discharge | 746 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Evangeline Parish Police Jury |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Fair |
| Last Inspection | 02/27/2024 |
| Emergency Action Plan | No |
Identifiers
| NID ID | LA00047 |
| Federal ID | LA00047 |
| More Info | State Dam Safety Program |