The Illinois State Water Survey and/or The Illinois Department of Natural Resources will not knowingly post copyrighted material on the Internet without permission from the copyright holder. Any questions of Copyright legalities should be directed to the Office of Legal Counsel.

Data Disclaimer
The Illinois State Water Survey and/or The Illinois Department of Natural Resources shall not be held liable for improper or incorrect use of the data described or information contained on these pages. These data, information and related graphics are not legal documents and are not intended to be used as such.

The Illinois State Water Survey and/or The Illinois Department of Natural Resources gives no warranty, express or implied, as to the accuracy, reliability, utility or completeness of this information. The user of this system assumes all responsibility and risk for the use of this server and the Internet generally. The Illinois State Water Survey and/or The Illinois Department of Natural Resources disclaims all warranties, representations or endorsements, express or implied, with regard to the information accessed from, or via, this server or the Internet, including, but not limited to, all implied warranties of merchantability, fitness for a particular purpose or non-infringement.

Data Citation
Please cite all Illinois State Climatologist's Office data in this manner:

Data provided by the Illinois State Climatologist's Office, a part of the Illinois State Water Survey (ISWS) located in Champaign, Peoria, and Carbondale, Illinois, and on the web at www.sws.uiuc.edu/atmos/statecli.

Please cite all Water and Atmospheric Resources Monitoring Program data in this manner:

Data provided by the Water and Atmospheric Resources Monitoring Program, a part of the Illinois State Water Survey (ISWS) located in Champaign, Peoria, and Carbondale, Illinois, and on the web at www.sws.uiuc.edu/warm.

Please cite all other Illinois State Water Survey data in this manner:

Data provided by the Illinois State Water Survey (ISWS) located in Champaign, Peoria, and Carbondale, Illinois, and on the web at www.sws.uiuc.edu.

Map Disclaimer
The maps on this web site were compiled by The Illinois State Water Survey, using data considered as accurate; however, a degree of error is inherent in all maps. The maps are distributed "AS-IS" without warranties of any kind, either expressed or implied, including but not limited to warranties of suitability to a particular purpose or use. No attempt has been made in either the design or production of the maps to define the limits or jurisdiction of any federal, state, or local government. The maps are intended for use only at the published scale. Detailed on-the-ground surveys and historical analyses of sites may differ from the maps.

Electronic Publications
The Illinois State Water Survey and/or The Illinois Department of Natural Resources shall not be held liable for improper or incorrect use of data or information contained in any electronic publications. Data, information, and related graphics contained in electronic publications are not legal documents and are not intended to be used as such.

The Illinois State Water Survey and/or The Illinois Department of Natural Resources gives no warranty, express or implied, as to the accuracy, reliability, utility or completeness of any information contained in any electronic document. The user of any electronic document assumes all responsibility and risk for the accuracy and verification of any information contained within it. The Illinois State Water Survey and/or The Illinois Department of Natural Resources disclaims all warranties, representations or endorsements, express or implied, with regard to the information contained in all electronic documents, including but not limited to, all implied warranties of merchantability, fitness for a particular purpose or non-infringement.

External Links
The Illinois State Water Survey and/or Illinois Department of Natural Resources is an agency of the State of Illinois. We therefore strive to avoid any impropriety, or appearance of impropriety, in terms of the information served on the Internet and links to external servers.

Various links on this site will allow you to leave the Illinois State Water Survey Web site. The linked sites are not under the control of the Illinois State Water Survey, and the Illinois State Water Survey and/or Illinois Department of Natural Resources is not responsible for the contents of any linked site or any link contained in a linked site, or any changes or updates to such sites. The Illinois State Water Survey is not responsible for any correspondence via email or any other medium, email listservers, webcasting or any other form of transmission received from any linked site.

Links to external servers do not imply any official endorsement by The Illinois State Water Survey and/or The Illinois Department of Natural Resources or the opinions,ideas or information contained therein, nor guarantee the validity, completeness or utility of the information provided. Reference herein to any products, services, processes, hypertext links to third parties or other information does not necessarily constitute or imply endorsement, sponsorship or recommendation.

Our resources for Internet activities are limited. Therefore, we will update and add content, data, external links, and other services at our sole discretion.

Links to external servers may occur when the following conditions are met:

• The external server provides information that is useful to our employees or constituents.
• The external server is managed in a professional manner, i.e., it is fully operational, is available most of the time, is kept up-to-date, does not serve inaccurate or inappropriate information.

We will remove or require the removal of any external link that does not continue to meet these conditions.

Copyright Notice
Copyright © 2008 Illinois State Water Survey, 2204 Griffith Drive, Champaign, Illinois 61820-7495 U.S.A. All rights reserved.