Johnson Pond
Johnson Pond is an earth dam located in De Soto Parish, Louisiana, built in 1930. It carries a Low hazard potential classification and has a fair condition assessment.
About Johnson Pond
The primary purpose of Johnson Pond is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Kansas City Southern Railways (private). It impounds the Cow Creek near Mansfield.
The dam stands 26 feet tall and stretches 961 feet across, creates a reservoir covering 12 acres, has a maximum storage capacity of 336 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1930, the structure is well-established, with more than 75 years of service.
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 02/14/2022.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | Louisiana |
| County | De Soto |
| Nearest City | Mansfield |
| River/Stream | Cow Creek |
| Coordinates | 31.95800, -93.72000 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 26 ft |
| Dam Height | 26 ft |
| Dam Length | 961 ft |
| Year Completed | 1930 (96 years old) |
Storage & Hydraulics
| NID Storage | 336 acre-ft |
| Max Storage | 336 acre-ft |
| Normal Storage | 60 acre-ft |
| Surface Area | 12 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 225 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Kansas City Southern Railways |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Fair |
| Last Inspection | 02/14/2022 |
| Emergency Action Plan | No |
Identifiers
| NID ID | LA00616 |
| Federal ID | LA00616 |
| More Info | State Dam Safety Program |