SYSTEM FAILED TO SAMPLE QUARTERLY FOR COLIFORM BACTERIA FOR ALL QUARTERS DURING 1998 THRU 2001, AND ANNUALLY FOR NITRATE FOR 1998 THRU 2001; AND DID NOT NOTIFY THE PUBLIC ABOUT THESE VIOLATIONS. THE AO REQUIRES THE SYSTEM TO PROVIDE PUBLIC NOTICE FOR PAST VIOLATIONS, AND SAMPLE FOR COLIFORM BACTERIA AND NITRATE BY 4/15/02, AND SUBMIT COPY OF NOTICE AND SAMPLE RESULTS BY 4/30; AND SAMPLE FOR COLIFORM BACTERIA DURING THE 3RD AND 4TH CALENDAR QUARTERS OF 2002 AND 1ST QUARTER OF 2003; AND SUBMIT SAMPLE RESULTS BY THE 10TH DAY OF THE FOLLOWING QUARTER.