Wallace Dam, located in Caddo, Louisiana, along the Cypress Bayou, is a Federal-owned structure managed by the US Army Corps of Engineers.
Wind
Humidity
Completed in 1946, this Earth dam serves the primary purpose of Flood Risk Reduction and also offers recreational opportunities. With a hydraulic height of 43 feet and a structural height of 48 feet, Wallace Dam has a storage capacity of 267,748 acre-feet and covers a surface area of 2,300 acres.
The dam's uncontrolled spillway, with a width of 644 feet, can handle a maximum discharge of 112,700 cubic feet per second. With a significant hazard potential, Wallace Dam is subject to regular inspections and has an Emergency Action Plan in place to address any potential risks. The US Army Corps of Engineers actively manages flood risks associated with the dam by monitoring its condition, engaging with emergency managers, and conducting regular maintenance and repairs to ensure its structural integrity.
Overall, Wallace Dam plays a crucial role in flood risk reduction in the region and serves as a key infrastructure asset for water resource management in Louisiana. As climate change intensifies extreme weather events, the importance of proactive risk management measures at dams like Wallace Dam becomes increasingly vital to protect communities and ensure the dam's continued functionality and safety.
Year Completed |
1946 |
Dam Length |
4930 |
River Or Stream |
CYPRESS BAYOU |
Primary Dam Type |
Earth |
Surface Area |
2300 |
Hydraulic Height |
43 |
Drainage Area |
260 |
Nid Storage |
267748 |
Structural Height |
48 |
Hazard Potential |
Significant |
Foundations |
Soil |
Nid Height |
48 |
Cypress Bayou Near Keithville
|
11cfs |
Red Chute Bayou At Sligo
|
55cfs |
Bayou Grand Cane Near Stanley
|
6cfs |
Bayou San Patricio Near Benson
|
29cfs |
Sabine Rv Nr Carthage
|
9200cfs |
Bayou Pierre Near Lake End
|
323cfs |