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High > 90% 75-89% 25-74% 10-24% <10% Low Unranked. USGS Water Watch http://waterdata.usgs.gov/nwis/rt. Sept 2006. Sept 2002. Sept 2003. Sept 2007.
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High >90% 75-89% 25-74% 10-24% <10% Low Unranked USGS Water Watchhttp://waterdata.usgs.gov/nwis/rt Sept 2006 Sept 2002 Sept 2003 Sept 2007