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June 2011 Quarterly Groundwater Report (PDF) May 2009 Quarterly Groundwater Report (PDF) February 2009 Quarterly Groundwater Report Part 2 (PDF) February 2009 Quarterly Groundwater Report Part 1 (PDF) November 2007 Quarterly Groundwater Report Part 2 (PDF) November 2007 Quarterly Groundwater Report Part 1 (PDF) August 2007 Quarterly Groundwater Report (PDF) January 2007 Quarterly Groundwater Report (PDF) July 2006 Quarterly Groundwater Report (PDF) April 2006 Quarterly Groundwater Report (PDF) January 2006 Quarterly Groundwater Report (PDF) October 2005 Quarterly Groundwater Report (PDF) April 2005 Quarterly Groundwater Report (PDF) January 2005 Quarterly Groundwater Report (PDF) October 2004 Quarterly Groundwater Report (PDF) July 2004 Quarterly Groundwater Report (PDF) April 2004 Quarterly Groundwater Report (PDF) January 2004 Quarterly Groundwater Report (PDF) October 2003 Quarterly Groundwater Report (PDF) July 2003 Quarterly Groundwater Report (PDF) July and September 2001 / 2nd and 3rd Quarterly Groundwater Report (PDF) June 2001 Quarterly Groundwater Report (PDF)