College Springs, Iowa is a small town located in the southwestern part of the state. It has a humid continental climate with hot summers and cold winters. The town is situated in the Nishnabotna River watershed, which is part of the larger Missouri River basin. Agricultural runoff and wastewater from the town are the primary sources of hydrology constituents in the river. However, the river offers opportunities for outdoor recreation such as fishing and boating. Nearby, residents can also enjoy hiking and camping at the nearby Waubonsie State Park.