A version of the data presented on this site is available for download in a pdf format. Patrons should note that there may be slight differences between the pdf and the website. At the moment, there is only one large file (171MB) available for download. In the future this file will be split into smaller, more manageable sizes.
U.S. Department of the Interior |
U.S. Geological Survey
URL: http://il.water.usgs.gov/proj/nvalues/pdf.shtml
Page Contact Information: David Soong
Page Last Modified: Wednesday, 30-Jan-2008 10:02:55 CST
