Marioneaux Pond Dam No. 2
Marioneaux Pond Dam No. 2 is an earth dam located in De Soto Parish, Louisiana, built in 1963. It carries a Low hazard potential classification and has a fair condition assessment.
About Marioneaux Pond Dam No. 2
The primary purpose of Marioneaux Pond Dam No. 2 is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Lucien Marioneaux (private). It impounds the Tr-wallace Bayou/lake near Stonewall.
The dam stands 21 feet tall and stretches 845 feet across, creates a reservoir covering 10 acres, has a maximum storage capacity of 95 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1963, 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 11/24/2020.
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Location
| State | Louisiana |
| County | De Soto |
| Nearest City | Stonewall |
| River/Stream | Tr-wallace Bayou/lake |
| Coordinates | 32.28560, -93.74470 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 21 ft |
| Dam Height | 19 ft |
| Dam Length | 845 ft |
| Year Completed | 1963 (63 years old) |
Storage & Hydraulics
| NID Storage | 95 acre-ft |
| Max Storage | 95 acre-ft |
| Normal Storage | 85 acre-ft |
| Surface Area | 10 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 225 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Lucien Marioneaux |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Fair |
| Last Inspection | 11/24/2020 |
| Emergency Action Plan | No |
Identifiers
| NID ID | LA00602 |
| Federal ID | LA00602 |
| More Info | State Dam Safety Program |