The East Fork Above Lavon WS SCS Site 19 Dam, located in Grayson, Texas, serves as a vital flood risk reduction structure along the East Fork Trinity River.
Wind
Humidity
Built in 1964 by the USDA NRCS, this earth dam stands at a height of 35 feet and spans 1434 feet in length. With a storage capacity of 979 acre-feet and a normal storage level of 155 acre-feet, the dam plays a crucial role in managing water flow and mitigating flood risks in the area.
This dam, regulated by the Texas Commission on Environmental Quality (TCEQ), features an uncontrolled spillway with a width of 202 feet and outlet gates that include a slide and two uncontrolled gates. The structure is classified as having a fair condition assessment and a moderate risk level. Regular inspections are conducted, with the last assessment taking place in April 2021. With a drainage area of 1.53 square miles and the ability to discharge up to 4943 cubic feet per second, the East Fork Above Lavon WS SCS Site 19 Dam is a crucial component of the region's water resource management infrastructure.
As water resource and climate enthusiasts, it is important to recognize the significance of structures like the East Fork Above Lavon WS SCS Site 19 Dam in safeguarding communities from potential flood hazards. With its strategic location on the East Fork Trinity River and its capacity to hold and release water effectively, this dam plays a key role in ensuring the safety and well-being of residents in Grayson, Texas. By understanding the design, purpose, and operational details of this dam, we can appreciate the intricate systems put in place to protect against natural disasters and manage water resources in a sustainable manner.
Year Completed |
1964 |
Dam Length |
1434 |
Dam Height |
35 |
River Or Stream |
TR-EAST FORK TRINITY RIVER |
Primary Dam Type |
Earth |
Surface Area |
29 |
Hydraulic Height |
35 |
Drainage Area |
1.53 |
Nid Storage |
979 |
Structural Height |
35 |
Outlet Gates |
Slide (sluice gate) - 1, Uncontrolled - 2 |
Hazard Potential |
Not Available |
Foundations |
Unlisted/Unknown |
Nid Height |
35 |