Operation Clean Sewer Q2 - June, 2007 Q1 - March, 2007 Q1 - March, 2006 Q4 - December, 2005 Q4 - December, 2004 Q1 - February, 2004 Q4 - November, 2003 Q2 - April, 2003 Grease Management Program Q2 - June, 2007 Q1 - March, 2007 Q1- March, 2006 Q4 - December, 2005 Q3 - September, 2005 Q4 - December, 2004 Q4 - November, 2004 Q4 - November, 2003 Q2 - April, 2003