Lower Wabash

Watershed Hydrology

The Lower Wabash watershed, designated as HUC 05120113, encompasses approximately 5,200 square miles in southwestern Indiana and southeastern Illinois. The region is characterized by a humid continental climate, with hot summers and cold winters. The hydrology of the watershed is dominated by the Wabash River, which is the main surface water source in the area. The river is prone to flooding, with significant flooding occurring in 2008 and 2011. The area also experiences typical Midwestern snowpack during the winter months. Reservoirs in the Lower Wabash watershed include the Patoka Lake and the Raccoon Lake, which are used for flood control, recreation, and water supply purposes. The watershed is home to a variety of fish species, including catfish, bass, and crappie. Interesting climatic trends in the region include an increase in average temperature over the past several decades, along with a decrease in precipitation.


Surface Flows

Lower Wabash Watershed

Snowpack Depths

Lower Wabash Watershed

Dams & Reservoirs

Lower Wabash Watershed

Groundwater Levels

Lower Wabash Watershed

Lower Wabash Rivers

Rivers of the Watershed