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Date: 2009-09-21 16:01:42Aquifers Environmental science Aquatic ecology Perchlorate Flare Groundwater Water pollution Rialto California Inland Empire Water Hydrology Hydraulic engineering | Statement of Dr. Matthew C. Larsen Associate Director for Water U.S Geological SurveyAdd to Reading ListSource URL: www.usgs.govDownload Document from Source WebsiteFile Size: 51,00 KBShare Document on Facebook |