Engineer Lake is an earth dam located in Vernon Parish, Louisiana, built in 1964. It carries a Low hazard potential classification and has a unsatisfactory condition assessment.
Dam profile
NID height · 25 ft25 ft tall and 700 ft long, taller than 50% of U.S. dams with a recorded height. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
About Engineer Lake
The primary purpose of Engineer Lake 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 federal-owned. It impounds the Calhoun Branch near Mittie Louisiana.
The dam stands 25 feet tall and stretches 700 feet across, creates a reservoir covering 22 acres, has a maximum storage capacity of 360 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1964, 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 unsatisfactory, indicating serious safety deficiencies exist that require immediate attention or remedial action. An emergency action plan is in place for this dam. The most recent inspection on record was 04/29/2019.
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Location
| State | Louisiana |
| County | Vernon |
| Nearest City | Mittie Louisiana |
| River/Stream | Calhoun Branch |
| Coordinates | 31.12019, -93.07712 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 25 ft |
| Dam Height | 23 ft |
| Dam Length | 700 ft |
| Year Completed | 1964 (62 years old) |
Storage & Hydraulics
| NID Storage | 360 acre-ft |
| Max Storage | 360 acre-ft |
| Normal Storage | 120 acre-ft |
| Surface Area | 22 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 510 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner Type | Federal |
| Hazard Classification | Low |
| Condition Assessment | Unsatisfactory |
| Last Inspection | 04/29/2019 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | LA00171 |
| Federal ID | LA00171 |
| More Info | State Dam Safety Program |