Use of Illinois State Water Survey Data
Data provided by the ISWS either on this website or through a specific request for data is subject to the ISWS Data Use License Agreement.
Weather & Agricultural
- Alternative Crops Suitability Maps (archived site)
- Arcola Data Station
- Cook County Precipitation Network Daily Data Archive Also: Current Hourly & 10 min. Data
- Illinois Climate Network Data
- Illinois Water and Climate Summaries
- Imperial Valley Precipitation Network Data
- Midwestern Regional Climate Center Climate Watch
- Water and Atmospheric Resources Monitoring Program
Streamflow & Flood
- 7-Day 10-Year Low Flow Maps
- Benchmark Sediment Monitoring Program
- Illinois Rivers Decision Support System - Water Quality Database
- Illinois Streamflow Assessment Model
- Provisional Monthly Streamflow Network
Drought
Groundwater & Wells
Atmosphere & Precipitation Chemistry
- Floodplain & Surface Water Information : Bill Saylor, (217) 333-0447, wsaylor@illinois.edu
- Floodplain Map Modernization: Sally McConkey, (217) 333-5482, sally@illinois.edu
- Groundwater Information & Aquifer Testing Services: Ken Hlinka, (217) 333-8431, khlinka@illinois.edu
- Midwestern Regional Climate Center: Beth Hall, (217) 265-761, bethhall@illinois.edu
- Precipitation Data & Information: Nancy Westcott, (217) 244-0884, nan@illinois.edu
- Illinois State Climatologist: statecli@isws.illinois.edu, (217) 333-0729
- Stream & Watershed Monitoring: Laura Keefer, (217) 333-3468, lkeefer@illinois.edu
- Public Service Laboratory: Dan Webb, (217) 244-0625 or (217) 333-0802, danwebb@illinois.edu
- Water & Atmospheric Resources Monitoring Program: Jennie Atkins, (217) 333-4966, jatkins@illinois.edu
- Well Records: gwinfo@isws.illinois.edu