Suggested citation and version history for Anning, David W., 2008, Dissolved solids in basin-fill aquifers and streams in the southwestern United States--executive summary: U.S. Geological Survey Fact Sheet 2008-3076 [http://pubs.usgs.gov/fs/2008/3076/]. Version 1.0, September 9, 2008 Initial release online at http://pubs.usgs.gov/fs/2008/3076/