RESPONDENT FAILED TO CONDUCT TOTAL COLIFORM MONITORING DURING SEVERAL QTRLY COMPLIANCE PERIODS FROM 1996 TO 2000; FAILED TO REPORT THE RESULTS TO THE NCDENR AS REQUIRED BY 40 CFR 141.31; FAILED TO CONDUCT ANNUAL MONITORING FOR NITRATE IN 1996, 1997, 1998, AND 1999; FAILED TO REPORT THE RESULTS TO THE NCDENR AS REQUIRED BY 40 CFR 141.23; FAILED TO CONDUCT NITRITE MONITORING BY 12/31/1996; FAILED TO REPORT THE RESULTS TO NCDENR AS REQUIRED BY 40 CFR 141.23; FAILED TO REPORT THE VIOLATIONS TO THE NCDENR WITHIN 40 HOURS OF THE VIOLATIONS AS REQUIRED BY 40 CFR 141.32.