FAILED TO CONDUCT TOTAL COLIFORM MONITORING DURING THE QTRLY COMPLIANCE PERIODS OF OCTOBER-DECEMBER 1998; JANUARY-MARCH 1999; APRIL-JUNE 1999; AND JULY-SEPTEMBER 1999; FAILED TO CONDUCT ANNUAL MONITORING FOR NITRATE IN 1998; FAILED TO CONDUCT NITRITE MONITORING BY DECEMBER 31, 1998; FAILED TO REPORT THE VIOLATIONS TO THE STATE WITHIN 48 HOURS OF THE VIOLATIONS; FAILED TO ISSUE PUBLIC NOTIFICATION IN ASSOCIATION WITH THE ABOVE MENTIONED VIOLATIONS.