Marshall Road Dam
Marshall Road Dam is an earth dam located in De Soto Parish, Louisiana, built in 2017. It carries a Low hazard potential classification and has a fair condition assessment.
About Marshall Road Dam
The primary purpose of Marshall Road Dam is water supply. The dam stores water for municipal, industrial, or agricultural use, helping ensure a reliable supply for the surrounding area. The dam is owned by Mark Heacock;mr. James Marston (private). It impounds the Unnamed Creek near Longstreet.
The dam stands 18 feet tall and stretches 969 feet across, creates a reservoir covering 10 acres, has a maximum storage capacity of 86 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 2017, the structure is relatively new.
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 05/22/2023.
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Location
| State | Louisiana |
| County | De Soto |
| Nearest City | Longstreet |
| River/Stream | Unnamed Creek |
| Coordinates | 32.12437, -93.98665 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 18 ft |
| Dam Height | 18 ft |
| Dam Length | 969 ft |
| Year Completed | 2017 (9 years old) |
Storage & Hydraulics
| NID Storage | 86 acre-ft |
| Max Storage | 86 acre-ft |
| Normal Storage | 60 acre-ft |
| Surface Area | 10 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 468 cfs |
Ownership & Safety
| Purpose | Water Supply |
| Owner | Mark Heacock;Mr. James Marston |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Fair |
| Last Inspection | 05/22/2023 |
| Emergency Action Plan | No |
Identifiers
| NID ID | LA00684 |
| Federal ID | LA00684 |
| More Info | State Dam Safety Program |