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Table 11

Just Add Water: Table 11

May 1, 1996

Table 11.

The largest drinking water systems with reported violations of standards for toxic chemicals or radiation, 1994-1995.

 
Water System City Served State Population Chemical Violation(s) Most Recent Chemical Violation
Modesto, City Of Modesto CA 180,320 Nitrate 4/1/95 - 6/30/95
Joliet Joliet IL 78,000 Gross Alpha Radiation 2/22/95 - 2/21/99
North Penn Water Authority Philadelphia PA 69,072 Tetrachloroethylene 4/1/94 - 6/30/94
Fort Bragg Fort Bragg NC 65,000 Trihalomethanes 1/1/95 - 4/1/95
Anderson Water Department Anderson IN 62,148 Trihalomethanes 1/1/94 - 12/31/94
Ridgewood Water Department Ridgewood NJ 60,100 Trichloroethylene, Tetrachloroethylene 1/1/95 - 1/1/96
Camden City Water Department Camden NJ 54,100 1,2-Dichloroethane, Tetrachloroethylene, Trichloroethylene 1/1/95 - 1/1/96
Mansfield, City Of Mansfield OH 51,000 Trihalomethanes 7/1/95 - 10/1/95
Parsippany-Troy Hills Water Parsippany NJ 48,478 Dichloromethane (Methylene Chloride), 1/1/94 - 12/31/94
Warminster Municipal Authority Warminster PA 40,000 Tetrachloroethylene 7/1/94 - 9/30/94
Willingboro Municipal Authority Willingboro NJ 39,923 Tetrachloroethylene 1/1/95 - 1/1/96
Shenango Valley Water Company Shanango PA 37,260 Fluoride, Cadmium 1/1/95 - 1/1/96
Marion City Water Works Marion IN 35,830 Trihalomethanes 1/1/94 - 12/31/94
De Kalb De Kalb IL 35,000 Combined Radium (-226 & -228) 12/1/94 - 11/30/98
Minot City Of Minot ND 34,544 Trihalomethanes 4/1/94 - 6/30/94
Vineland Water & Sewer Utility Vineland NJ 33,500 Trichloroethylene 1/1/94 - 12/31/94
Lancaster County Water Lancaster SC 25,704 Trihalomethanes 1/1/95 - 1/1/96
Winchester Municipal Utilities Winchester KY 25,080 Trihalomethanes 1/1/95 - 1/1/96
Norco, City Of Norco CA 24,704 Nitrate 8/1/95 - 10/31/95
Garden City Village Garden City NY 23,000 Trichloroethylene 7/1/95 - 9/30/95
Talladega Water & Sewer Board Talladega AL 22,500 Tetrachloroethylene 4/1/95 - 7/1/95
Alexander City Water Department Alexander AL 22,254 Trihalomethanes 4/1/95 - 7/1/95
Gaffney BPW Gaffney SC 21,746 Trihalomethanes 10/1/94 - 12/31/94
City Of Dodge City Dodge City KS 21,294 Nitrate 1/1/95 - 3/31/95
Collingswood Water Department Collingswood NJ 21,000 Benzene, Tetrachloroethylene, Trichloroethylene 1/1/95 - 1/1/96
Bellwood Bellwood IL 20,241 Combined Radium (-226 & -228) 8/1/94 - 7/31/98
Sylacauga Utilities Board Sylacauga AL 19,530 Tetrachloroethylene 10/1/95 - 1/1/96
Bridgeton Water Dept Bridgeton NJ 18,750 Trichloroethylene, Benzene, Tetrachloroethylene 1/1/95 - 1/1/96
Marlboro Municipal Authority Marlboro NJ 18,072 1,1,1-Trichloroethane 1/1/95 - 1/1/96
Muhlenberg County Water District Greenville KY 17,625 Trihalomethanes 7/1/95 - 10/1/95
Chambersburg Boro. Water System Chambersburg PA 17,500 Trihalomethanes 10/1/94 - 1/1/95
Okmulgee Okmulgee OK 17,000 Trihalomethanes 10/1/94 - 12/31/94
Sand Springs Sand Springs OK 17,000 Trihalomethanes 10/1/94 - 12/31/94
Defiance, City Of Defiance OH 17,000 Trihalomethanes 7/1/95 - 10/1/95
Park Ridge Water Department Park Ridge NJ 16,100 Dichloromethane (Methylene Chloride) 1/1/95 - 1/1/96
Lake Zurich Lake Zurich IL 15,940 Barium, Combined Radium (-226 & -228) 5/1/95 - 5/1/99
Madison Water Department Madison NJ 15,850 Tetrachloroethylene 1/1/95 - 1/1/96
Chester Metro Chester SC 15,128 Trihalomethanes 7/1/94 - 10/1/94
Ramsey Water Department Ramsey NJ 15,000 Tetrachloroethylene 1/1/94 - 12/31/94
West Chicago Chicago IL 14,796 Combined Radium (-226 & -228) 1/1/95 - 12/31/98
Elizabeth City Water System Eliabeth NC 14,500 Trihalomethanes 1/1/95 - 4/1/95
 
Source: Environmental Working Group. Compiled from EPA Safe Drinking Water Information System 1994-1996.