August 2005: Atrazine 0.01ug/L
September 2005: Endosulfan 0.0015ug/L (TRIMPS), Atrazine 0.016ug/L
October 2005: Endosulfan 0.0015ug/L (TRIMPS), Atrazine 0.022ug/L
November 2005: Endosulfan 0.0015ug/L (TRIMPS), Atrazine 0.032ug/L
December 2005: Atrazine 0.045ug/L
January 2006: Atrazine 0.038ug/L
February 2006: Atrazine 0.03ug/L
March 2006: Atrazine 0.03ug/L
April 2006: Atrazine 0.02ug/L