LIRB Pages
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![]() All stream segment survey data of the Lower Illinois River Basin
produced as part of this study were made using Surfer® for Windows,
and Grapher® for Windows. Both are products of Golden Software, Inc.
Data points for the plots were collected using a Nikon© Total
Station. Any use of trade, product, or firm names is for descriptive
purposes only and does not imply endorsement by the U.S. Government.
Personnel to contact about a specific subject are listed on the staff page. U.S. Department of the Interior U.S. Geological Survey 221 North Broadway, Urbana, IL 61801, USA URL: http://il.water.usgs.gov/proj/lirb/survey/index.html Maintainer: djfazio@usgs.gov Last modified: 13:24 CST Wed 10 May 2000 |