Red River Lock And Dam 3
Red River Lock And Dam 3 is a gravity dam located in Natchitoches Parish, Louisiana, built in 1991. It carries a Significant hazard potential classification.
About Red River Lock And Dam 3
The primary purpose of Red River Lock And Dam 3 is navigation. The dam maintains water levels sufficient for boat and barge traffic, supporting commercial or recreational navigation on the waterway. The dam is owned by Usace - Vicksburg District (federal). It impounds the Red River near Colfax.
The dam stands 134 feet tall and stretches 866 feet across, creates a reservoir covering 9,500 acres, has a maximum storage capacity of 108,500 acre-feet, and collects water from a drainage area of 66,060 square miles. Completed in 1991, the structure is 35 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. An emergency action plan is in place for this dam. The most recent inspection on record was 07/27/2021.
At 134 feet, this dam is taller than 99% of all dams in the United States.
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Location
| State | Louisiana |
| County | Natchitoches |
| Nearest City | Colfax |
| River/Stream | Red River |
| Coordinates | 31.52281, -92.72611 |
Physical Characteristics
| Dam Type | Gravity |
| NID Height | 134 ft |
| Dam Length | 866 ft |
| Year Completed | 1991 (35 years old) |
Storage & Hydraulics
| NID Storage | 108,500 acre-ft |
| Max Storage | 108,500 acre-ft |
| Normal Storage | 108,500 acre-ft |
| Surface Area | 9,500 acres |
| Drainage Area | 66,060 sq mi |
| Max Discharge | 248,600 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Navigation |
| Owner | USACE - Vicksburg District |
| Owner Type | Federal |
| Hazard Classification | Significant |
| Condition Assessment | Not Available |
| Last Inspection | 07/27/2021 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | LA00582 |
| Federal ID | LA00582 |
| More Info | State Dam Safety Program |