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Violations

Water System No. : IL1115850 Federal Type : C
Water System Name : NORTHERN ILLINOIS UTILITIES, INC. State Type : C
Principal County Served : MCHENRY Primary Source : GW
Status : A Activity Date : 01-01-1934

**Please note: some of these violations may have been resolved and/or returned to compliance. Please click on the violation to view more information on its compliance status.

Group Violations

Violation No. Status Violation Type Violation Name Analyte Group Code Analyte Group Name Water System Facility State Asgn ID Water System Facility Name
Total Number of Records Fetched = 0

Individual Violations

Violation No. Status Violation Type Violation Name Analyte Code Analyte Name Water System Facility State Asgn ID Water System Facility Name
2014-7146508 V 02 MCL, AVERAGE 1005 ARSENIC TP01 TP01-TREATMENT PLANT
2013-7146507 V 02 MCL, AVERAGE 1005 ARSENIC TP01 TP01-TREATMENT PLANT
2005-7145905 V 52 FOLLOW-UP OR ROUTINE TAP M/R (LCR) 5000 LEAD & COPPER RULE null null
2004-7145804 V MN MONITORING (STATE ONLY VIOLATION) 1028 IRON TP01 TP01-TREATMENT PLANT
2004-7145604 V MN MONITORING (STATE ONLY VIOLATION) 1028 IRON null null
2002-5698802 V 23 MONITORING (TCR), ROUTINE MAJOR 3100 COLIFORM (TCR) null null
1998-4209398 V 24 MONITORING (TCR), ROUTINE MINOR 3100 COLIFORM (TCR) null null
1998-4123898 V 22 MCL (TCR), MONTHLY 3100 COLIFORM (TCR) null null
1998-4123998 V 26 MONITORING (TCR), REPEAT MINOR 3100 COLIFORM (TCR) null null
1994-2141994 V 24 MONITORING (TCR), ROUTINE MINOR 3100 COLIFORM (TCR) null null
1994-2141894 V 22 MCL (TCR), MONTHLY 3100 COLIFORM (TCR) null null
1994-2142094 V 26 MONITORING (TCR), REPEAT MINOR 3100 COLIFORM (TCR) null null
1993-1825793 V 03 MONITORING, ROUTINE MAJOR 2990 BENZENE null null
1993-1825893 V 03 MONITORING, ROUTINE MAJOR 2991 TOLUENE null null
1993-1825993 V 03 MONITORING, ROUTINE MAJOR 2992 ETHYLBENZENE null null
1993-2141793 V 03 MONITORING, ROUTINE MAJOR 2996 STYRENE null null
1993-1825693 V 03 MONITORING, ROUTINE MAJOR 2989 CHLOROBENZENE null null
1993-1825593 V 03 MONITORING, ROUTINE MAJOR 2987 TETRACHLOROETHYLENE null null
1993-1825493 V 03 MONITORING, ROUTINE MAJOR 2984 TRICHLOROETHYLENE null null
1993-1825393 V 03 MONITORING, ROUTINE MAJOR 2983 1,2-DICHLOROPROPANE null null
1993-1825293 V 03 MONITORING, ROUTINE MAJOR 2982 CARBON TETRACHLORIDE null null
1993-1825193 V 03 MONITORING, ROUTINE MAJOR 2981 1,1,1-TRICHLOROETHANE null null
1993-1825093 V 03 MONITORING, ROUTINE MAJOR 2980 1,2-DICHLOROETHANE null null
1993-1824993 V 03 MONITORING, ROUTINE MAJOR 2979 TRANS-1,2-DICHLOROETHYLENE null null
1993-1824893 V 03 MONITORING, ROUTINE MAJOR 2977 1,1-DICHLOROETHYLENE null null
1993-1824793 V 03 MONITORING, ROUTINE MAJOR 2969 P-DICHLOROBENZENE null null
1993-1824693 V 03 MONITORING, ROUTINE MAJOR 2968 O-DICHLOROBENZENE null null
1993-1824493 V 03 MONITORING, ROUTINE MAJOR 2380 CIS-1,2-DICHLOROETHYLENE null null
1993-1824593 V 03 MONITORING, ROUTINE MAJOR 2955 XYLENES, TOTAL null null
1993-1826093 V 23 MONITORING (TCR), ROUTINE MAJOR 3100 COLIFORM (TCR) null null
1993-1755993 V 03 MONITORING, ROUTINE MAJOR 2380 CIS-1,2-DICHLOROETHYLENE null null
1993-1756093 V 03 MONITORING, ROUTINE MAJOR 2955 XYLENES, TOTAL null null
1993-1756193 V 03 MONITORING, ROUTINE MAJOR 2968 O-DICHLOROBENZENE null null
1993-1756293 V 03 MONITORING, ROUTINE MAJOR 2969 P-DICHLOROBENZENE null null
1993-1756393 V 03 MONITORING, ROUTINE MAJOR 2977 1,1-DICHLOROETHYLENE null null
1993-1756493 V 03 MONITORING, ROUTINE MAJOR 2979 TRANS-1,2-DICHLOROETHYLENE null null
1993-1756593 V 03 MONITORING, ROUTINE MAJOR 2980 1,2-DICHLOROETHANE null null
1993-1756693 V 03 MONITORING, ROUTINE MAJOR 2981 1,1,1-TRICHLOROETHANE null null
1993-1756793 V 03 MONITORING, ROUTINE MAJOR 2982 CARBON TETRACHLORIDE null null
1993-1756893 V 03 MONITORING, ROUTINE MAJOR 2983 1,2-DICHLOROPROPANE null null
1993-1756993 V 03 MONITORING, ROUTINE MAJOR 2984 TRICHLOROETHYLENE null null
1993-1757093 V 03 MONITORING, ROUTINE MAJOR 2987 TETRACHLOROETHYLENE null null
1993-1757193 V 03 MONITORING, ROUTINE MAJOR 2989 CHLOROBENZENE null null
1993-1757293 V 03 MONITORING, ROUTINE MAJOR 2990 BENZENE null null
1993-1757393 V 03 MONITORING, ROUTINE MAJOR 2991 TOLUENE null null
1993-1757493 V 03 MONITORING, ROUTINE MAJOR 2992 ETHYLBENZENE null null
1993-2141693 V 03 MONITORING, ROUTINE MAJOR 2996 STYRENE null null
1993-1680593 V 03 MONITORING, ROUTINE MAJOR 2983 1,2-DICHLOROPROPANE null null
1993-1680793 V 03 MONITORING, ROUTINE MAJOR 2987 TETRACHLOROETHYLENE null null
1993-1680393 V 03 MONITORING, ROUTINE MAJOR 2981 1,1,1-TRICHLOROETHANE null null
1993-1680293 V 03 MONITORING, ROUTINE MAJOR 2980 1,2-DICHLOROETHANE null null
1993-1680193 V 03 MONITORING, ROUTINE MAJOR 2979 TRANS-1,2-DICHLOROETHYLENE null null
1993-1680093 V 03 MONITORING, ROUTINE MAJOR 2977 1,1-DICHLOROETHYLENE null null
1993-1679993 V 03 MONITORING, ROUTINE MAJOR 2969 P-DICHLOROBENZENE null null
1993-1679893 V 03 MONITORING, ROUTINE MAJOR 2968 O-DICHLOROBENZENE null null
1993-1679793 V 03 MONITORING, ROUTINE MAJOR 2955 XYLENES, TOTAL null null
1993-1679693 V 03 MONITORING, ROUTINE MAJOR 2380 CIS-1,2-DICHLOROETHYLENE null null
1993-1680893 V 03 MONITORING, ROUTINE MAJOR 2989 CHLOROBENZENE null null
1993-1680993 V 03 MONITORING, ROUTINE MAJOR 2990 BENZENE null null
1993-1681093 V 03 MONITORING, ROUTINE MAJOR 2991 TOLUENE null null
1993-2141593 V 03 MONITORING, ROUTINE MAJOR 2996 STYRENE null null
1993-1681193 V 03 MONITORING, ROUTINE MAJOR 2992 ETHYLBENZENE null null
1993-1680693 V 03 MONITORING, ROUTINE MAJOR 2984 TRICHLOROETHYLENE null null
1993-1680493 V 03 MONITORING, ROUTINE MAJOR 2982 CARBON TETRACHLORIDE null null
1992-2141492 V 03 MONITORING, ROUTINE MAJOR 2996 STYRENE null null
1992-1597192 V 03 MONITORING, ROUTINE MAJOR 2992 ETHYLBENZENE null null
1992-1597092 V 03 MONITORING, ROUTINE MAJOR 2991 TOLUENE null null
1992-1596892 V 03 MONITORING, ROUTINE MAJOR 2989 CHLOROBENZENE null null
1992-1596792 V 03 MONITORING, ROUTINE MAJOR 2987 TETRACHLOROETHYLENE null null
1992-1596692 V 03 MONITORING, ROUTINE MAJOR 2984 TRICHLOROETHYLENE null null
1992-1596592 V 03 MONITORING, ROUTINE MAJOR 2983 1,2-DICHLOROPROPANE null null
1992-1596492 V 03 MONITORING, ROUTINE MAJOR 2982 CARBON TETRACHLORIDE null null
1992-1596392 V 03 MONITORING, ROUTINE MAJOR 2981 1,1,1-TRICHLOROETHANE null null
1992-1596292 V 03 MONITORING, ROUTINE MAJOR 2980 1,2-DICHLOROETHANE null null
1992-1596192 V 03 MONITORING, ROUTINE MAJOR 2979 TRANS-1,2-DICHLOROETHYLENE null null
1992-1596092 V 03 MONITORING, ROUTINE MAJOR 2977 1,1-DICHLOROETHYLENE null null
1992-1595992 V 03 MONITORING, ROUTINE MAJOR 2969 P-DICHLOROBENZENE null null
1992-1595892 V 03 MONITORING, ROUTINE MAJOR 2968 O-DICHLOROBENZENE null null
1992-1595792 V 03 MONITORING, ROUTINE MAJOR 2955 XYLENES, TOTAL null null
1992-1595692 V 03 MONITORING, ROUTINE MAJOR 2380 CIS-1,2-DICHLOROETHYLENE null null
1992-1596992 V 03 MONITORING, ROUTINE MAJOR 2990 BENZENE null null
1992-1413492 V 23 MONITORING (TCR), ROUTINE MAJOR 3100 COLIFORM (TCR) null null
1990-1168490 V 03 MONITORING, ROUTINE MAJOR 3000 COLIFORM (PRE-TCR) null null
1990-1142090 V 03 MONITORING, ROUTINE MAJOR 3000 COLIFORM (PRE-TCR) null null
1986-133186 V 02 MCL, AVERAGE 3000 COLIFORM (PRE-TCR) null null
1980-7145480 V 03 MONITORING, ROUTINE MINOR 4000 GROSS ALPHA, EXCL. RADON & U null null
1980-8080 V 02 MCL, AVERAGE 3000 COLIFORM (PRE-TCR) null null
Total Number of Records Fetched = 87