304, also known as Ksnoname 2659, is a locally owned earth dam located in Woodson County, Kansas. Designed by USDA NRCS and completed in 1970, this structure serves multiple purposes including fire protection, stock, and small fish pond management. With a dam height of 13 feet and a capacity of 69 acre-feet, it boasts a normal storage capacity of 41.02 acre-feet and covers a surface area of 12 acres.

Situated on Cherry Creek-TR, 304 is under the jurisdiction of the Kansas City District and is regulated by the state of Kansas. Despite its low hazard potential and not being currently rated for condition assessment, this dam plays a crucial role in water resource management in the region. While it has not been modified in recent years, its strategic location and design make it a valuable asset for the community of Petrolia and surrounding areas.

With no associated structures and no federal funding or operations, 304 stands as a testament to local government efforts in ensuring water security and environmental sustainability. Its role in mitigating the risk of flooding and providing essential water resources for livestock and wildlife highlight the importance of such structures in maintaining a balanced ecosystem in Kansas.