Lake At Southwick, located at 199th & Mission Rd in Johnson, Kansas, is a privately owned reservoir primarily used for fire protection, stock, and recreational purposes. Constructed in 1970 by the USDA NRCS, this earth dam stands at a height of 15 feet and stretches 1500 feet in length, with a storage capacity of 134.2 acre-feet and a surface area of 14.4 acres. Despite its significant hazard potential and poor condition assessment, the dam has a moderate risk level and is regulated by the Kansas Dept. of Agriculture.

The dam's location near the CAMP BRANCH-TR river/stream and its controlled spillway with a width of 55 feet ensure effective water management and downstream safety. With a drainage area of 0.17 square miles and a maximum discharge capacity of 339 cubic feet per second, Lake At Southwick plays a crucial role in mitigating flood risks and providing essential water resources to the surrounding area. However, the dam's condition and hazard potential highlight the need for regular inspections and potential risk management measures to ensure the safety of the community and ecosystem.

Overall, Lake At Southwick serves as a vital water resource for fire protection, livestock, and recreational activities in the region. While facing challenges in terms of condition assessment and hazard potential, the dam's strategic location and design features make it a key element in water management and climate resilience efforts in Johnson, Kansas. Continued monitoring and maintenance will be essential to safeguarding the dam's functionality and ensuring the safety of downstream communities and ecosystems.