East Fork Above Lavon WS SCS Site 4 Dam, located in Collin County, Texas, was designed by the USDA NRCS and completed in 1959 for flood risk reduction on the Franklin Branch river.
Wind
Humidity
This earth dam stands at a height of 34 feet and has a length of 1947 feet, with a storage capacity of 2090 acre-feet. The dam serves multiple purposes including fire protection, stock or small fish pond, flood risk reduction, and recreation.
The dam's spillway is uncontrolled with a width of 256 feet, allowing for a maximum discharge of 11500 cubic feet per second. The structure is maintained in fair condition, with inspections conducted every 5 years by the Texas Commission on Environmental Quality (TCEQ). The dam has a moderate risk rating and lacks an Emergency Action Plan (EAP) as of the last assessment in 2017.
Overall, East Fork Above Lavon WS SCS Site 4 Dam plays a crucial role in managing water resources and minimizing flood risks in the region. Its strategic location and design make it a vital asset for the local community, highlighting the importance of proper maintenance and risk management to ensure its continued effectiveness in safeguarding the area from potential hazards.
Year Completed |
1959 |
Dam Length |
1947 |
Dam Height |
34 |
River Or Stream |
FRANKLIN BRANCH |
Primary Dam Type |
Earth |
Surface Area |
33 |
Hydraulic Height |
34 |
Drainage Area |
3.71 |
Nid Storage |
2090 |
Structural Height |
34 |
Outlet Gates |
Uncontrolled - 2, Valve - 1 |
Hazard Potential |
Not Available |
Foundations |
Rock, Soil |
Nid Height |
34 |