Cross Lake Dam and Spillway, located in Shreveport, Louisiana, is a critical water resource infrastructure designed by J N CHESTER ENGINEERS and completed in 1925. This earth dam stands at a height of 50 feet and serves primarily for water supply purposes, with a storage capacity of 215,000 acre-feet. The spillway, with a controlled design and a width of 216 feet, ensures the safe discharge of water during peak flow events.
The dam, situated on Cross Bayou, is regulated by the Louisiana Department of Transportation and Development, with state-permitting, inspection, and enforcement in place. Despite being classified with a high hazard potential, the dam is rated in fair condition as of the last assessment in August 2020. With a very high risk assessment rating, measures for risk management and emergency action planning are essential to ensure the safety and functionality of this crucial water infrastructure in the region.
With its significant storage capacity and vital role in water supply for the area, Cross Lake Dam and Spillway stands as a key structure in Caddo, Louisiana. As climate change impacts water resources, the maintenance and safety of such infrastructure become increasingly important for ensuring water security and resilience in the face of changing conditions.
Windspeed
Humidity
Lake Or Reservoir Water Surface Elevation Above Ngvd 1929, Ft 24hr Change | 0.01% |
Percent of Normal | 100% |
Minimum |
168.78 ft
2023-11-30 |
Maximum |
175.09 ft
2024-04-11 |
Average | 170 ft |
Dam_Height | 50 |
Hydraulic_Height | 32 |
Drainage_Area | 253 |
Year_Completed | 1925 |
Nid_Storage | 215000 |
Structural_Height | 50 |
Primary_Dam_Type | Earth |
River_Or_Stream | CROSS BAYOU |
Foundations | Soil |
Surface_Area | 8768 |
Hazard_Potential | High |
Outlet_Gates | Vertical Lift |
Dam_Length | 10820 |
Nid_Height | 50 |