THE PWS FILED A 40/30 CERTIFICATION WITH EPA. THE TTHM AND HAAT DATA SUBMITTED WAS NOT REPRESENTATIVE OF THE HIGHEST POTENTIAL FOR DISINFECTION BYPRODUCT FORMATION. EPA REQUESTED, UNDER 40 CFR 141.603(b)(2) THAT THE SYSTEM COLLECT MORE TTHM/HAA5 DATA IN THE SUMMER 2009 TO SUPPORT ITS 40/30 CERTIFICATION. THE SYSTEM FAILED TO SUBMIT THE REQUESTED DATA, SO EPA IS REQUIRING STANDARD MONITORING. THE ORDER ENSURES THE SYSTEM WILL FOLLOW ITS STANDARD MONITORING PLAN TO TAKE QUARTERLY DBP SAMPLES (SINCE PREVIOUSLY, MDE WAS CONDUCTING DISINFECTION BYPRODUCT MONITORING FOR THE SYSTEM).