About The Illinois State Water Survey

Extending the Climate Record

CDMP 19th Century Forts and Voluntary Observers Database Build Project


Weather data from 450 U.S. stations operating during the period 1820-1892 were keyed and more than 350 of these stations were quality controlled under NOAA Climate Data Base Modernization (CDMP) funding. For more information, visit the Midwest Regional Climate Center website.

Illinois State Water Survey

2204 Griffith Dr., MC-674
Champaign, IL 61820-7463
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