The Marmaton River Watershed is a geographical area in southeastern Kansas, primarily located in Bourbon County. It encompasses the land that drains into the Marmaton River, which flows into the larger Marais des Cygnes River. The watershed plays a crucial role in local ecology and water management. This watershed supports various ecosystems and provides water resources for agriculture and communities in the region. It is also important for flood control and maintaining water quality. Conservation efforts in the Marmaton River Watershed aim to protect its natural resources and promote sustainable land use practices.