Administrative:
| Office of the Director | Please also see our Research Page |
- Center for Atmospheric Science
- Center for Chemistry & Technology
- Center for Groundwater Science
- Center for Watershed Science
- National Atmospheric Deposition Program
Survey Programs:
- Bondville Environmental and Atmospheric Research Site (BEARS)
- Climate, Air Quality and Impact Modeling System (CAQIMS)
- Floodplain Map Modernization
- Hypoxia In The Gulf Of Mexico and Nutrients in the Midwest
- Illinois Rivers Decision Support System
- Illinois State Climatologist's Office
- Illinois Water Inventory Program
- Illinois Water Supply Planning
- Institutional Water Treatment Program
- Midwest Technology Assistance Center
- Midwestern Regional Climate Center
- NADP Central Analytical Laboratory
- Public Service Lab
- Rain Check Network (not official ISWS data)
- Surface Water and Floodplain Information
- Water and Atmospheric Resources Monitoring Program



