Mark Dickson Dam
Mark Dickson Dam is an earth dam located in Bienville Parish, Louisiana, built in 1988. It carries a Low hazard potential classification and has a poor condition assessment.
About Mark Dickson Dam
The primary purpose of Mark Dickson Dam 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 Morris And Dickson Company, Ltd. (private). It impounds the Loggy Bayou near Ringold.
The dam stands 18 feet tall and stretches 1,140 feet across, creates a reservoir covering 17 acres, has a maximum storage capacity of 160 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1988, the structure is 38 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 08/18/2020.
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Location
| State | Louisiana |
| County | Bienville |
| Nearest City | Ringold |
| River/Stream | Loggy Bayou |
| Coordinates | 32.26890, -93.40140 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 18 ft |
| Dam Height | 18 ft |
| Dam Length | 1,140 ft |
| Year Completed | 1988 (38 years old) |
Storage & Hydraulics
| NID Storage | 160 acre-ft |
| Max Storage | 160 acre-ft |
| Normal Storage | 80 acre-ft |
| Surface Area | 17 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 725 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Morris and Dickson Company, Ltd. |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Poor |
| Last Inspection | 08/18/2020 |
| Emergency Action Plan | No |
Identifiers
| NID ID | LA00543 |
| Federal ID | LA00543 |
| More Info | State Dam Safety Program |