Tew Lake Dam
Tew Lake Dam is an earth dam located in Catahoula Parish, Louisiana, built in 1970. It carries a Low hazard potential classification and has a fair condition assessment.
About Tew Lake Dam
The primary purpose of Tew Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Catahoula Parish Police Jury;tensas Basin Levee District (local government).
The dam stands 12 feet tall and stretches 575 feet across, creates a reservoir covering 248 acres, has a maximum storage capacity of 2,484 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 09/25/2023.
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Location
| State | Louisiana |
| County | Catahoula |
| Coordinates | 31.70495, -91.80557 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 12 ft |
| Dam Height | 12 ft |
| Dam Length | 575 ft |
| Year Completed | 1970 (56 years old) |
Storage & Hydraulics
| NID Storage | 2,484 acre-ft |
| Max Storage | 2,484 acre-ft |
| Normal Storage | 1,240 acre-ft |
| Surface Area | 248 acres |
| Drainage Area | 2 sq mi |
| Max Discharge | 130 cfs |
Ownership & Safety
| Purpose | Recreation |
| Owner | Catahoula Parish Police Jury;Tensas Basin Levee District |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Fair |
| Last Inspection | 09/25/2023 |
| Emergency Action Plan | No |
Identifiers
| NID ID | LA00697 |
| Federal ID | LA00697 |
| More Info | State Dam Safety Program |