This section features information and links to research and programs on the Illinois River basin.
- Fox River Watershed Investigation Site
- A multi-phase water quality study of the Fox River watershed from Stratton Dam to the Illinois River confluence.
- Critical Trends Assessment Program (CTAP)
- The Critical Trends Assessment Program (CTAP) is a long-term endeavor, which monitors the condition of forests,
wetlands, grasslands, and streams throughout the state of Illinois.