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1,1-Dichloroethylene

Status: National drinking water standard exists

 

1,1-Dichloroethylene is used for plastics production. It damages DNA and causes cancer in laboratory animal studies.

2015:

FOUND

23

states detected

99

utilities detected

3.7 million

people served

Health concerns for 1,1-dichloroethylene

Harm to the central nervous system

Change in body weight

Change to the liver

State and national drinking water standards and health guidelines

EPA Maximum Contaminant
Level (MCL) 7 ppb

The enforceable federal standard that defines the highest level of a contaminant allowed in drinking water.

ppb = parts per billion.

EPA Maximum Contaminant
Level Goal (MCLG)7 ppb

A non-enforceable federal health guideline. For cancer-causing chemicals, these health goals are typically set to zero.

ppb = parts per billion.

States reporting 1,1-dichloroethylene in drinking water

UTILITIES WITH CONTAMINATION
State UtilitiesPeople Served
California282,204,637
New York9338,010
Florida10320,756
Alabama7286,489
Tennessee192,506
Arkansas372,396
Pennsylvania1067,062
Colorado251,690
New Jersey451,257
Connecticut251,128
Minnesota241,916
Massachusetts232,265
North Carolina513,566
Wisconsin111,490
Missouri37,535
Maryland16,750
Georgia23,687
South Carolina13,442
Texas22,392
Louisiana1684
New Hampshire1600
Nevada1150
Washington150
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Utilities with the highest amounts of 1,1-dichloroethylene, 2015

ALL UTILITIES
LARGE UTILITIES
UtilityLocationTestsAverage levelPeople served
City of Broussard Highway 90 Water SystemBroussard, LA18 of 285.43 ppb684
Page Avenue Mutual Water CompanyFullerton, CA4 of 45.00 ppb115
City of Idalou*Idalou, TX8 of 134.10 ppb2,308
Yadkinville, Town ofYadkinville, NC4 of 53.84 ppb4,178
Bets Water SystemOak Harbor, WA1 of 12.70 ppb50
Ashwood ApartmentsChester Springs, PA4 of 42.65 ppb75
Mountain View Mobile Estates LLCNewport Beach, CA11 of 172.52 ppb250
Pineview S/dGastonia, NC1 of 12.00 ppb58
California Domestic Water Company*Whittier, CA60 of 841.96 ppb1,200
Grafton WaterworksGrafton, WI8 of 241.60 ppb11,490
N Walpole Village District/lowBellows Falls, NH8 of 81.59 ppb600
City Of Industry Waterworks Systems*La Puente, CA16 of 161.55 ppb7,000
Umh Valley View Danboro Mobile Home ParkDoylestown, PA1 of 11.40 ppb920
Commerce-city, Water DepartmentSan Jose, CA23 of 431.39 ppb3,828
Upper Hanover Water Authority*East Greenville, PA1 of 31.33 ppb4,600
Queen of ApostlesMonroe, NY1 of 11.30 ppb45
California Water Service Company Oak HillsSan Jose, CA9 of 141.26 ppb3,904
Acton Water Supply DistrictActon, MA4 of 161.11 ppb21,562
River Run S/dStokesdale, NC1 of 21.000 ppb244
Montmorenci Water DistrictAiken, SC4 of 40.993 ppb3,442
Jurupa Community Services District*Jurupa Valley, CA15 of 310.892 ppb106,907
East Cocalico TownshipDenver, PA1 of 30.833 ppb7,467
Swan Lake ResortGalloway, NJ4 of 50.822 ppb70
Cleveland WaterworksCleveland, GA1 of 10.810 ppb3,640
Doylestown Borough Water Department*Doylestown, PA1 of 50.760 ppb8,700
Jefferson County Public Water Supply District 6*House Springs, MO1 of 40.743 ppb7,300
Wasco St. Prison Reception CenterWasco, CA4 of 40.605 ppb5,155
Riverbelle Properties LLC Mobile Home ParkReno, NV1 of 20.600 ppb150
Truluck-oak Park SubdivisionCordele, GA4 of 40.530 ppb47
Pomona Water Department*Pomona, CA88 of 1830.521 ppb151,713

* This water utility supplies finished drinking water to at least one other water utility. The purchasing utility is not required to test for or report 1,1-Dichloroethylene, but it likely has the contaminant in its water supply.

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UtilityLocationTestsAverage levelPeople served
Grafton WaterworksGrafton, WI8 of 241.60 ppb11,490
Acton Water Supply DistrictActon, MA4 of 161.11 ppb21,562
Jurupa Community Services District*Jurupa Valley, CA15 of 310.892 ppb106,907
Pomona Water Department*Pomona, CA88 of 1830.521 ppb151,713
Franklin Square WDFranklin Square, NY7 of 220.457 ppb20,000
South Huntington Water DepartmentSouth Huntington, NY1 of 10.450 ppb81,760
California Water Service Company - East Los AngelesSan Jose, CA22 of 680.392 ppb150,446
City of Loma LindaLoma Linda, CA1 of 20.375 ppb23,261
Perkasie Regional Authority*Perkasie, PA3 of 110.318 ppb11,100
Westbury WDWestbury, NY10 of 300.285 ppb20,500
City of PortervillePorterville, CA3 of 90.267 ppb55,107
La Verne WDLa Verne, CA4 of 110.265 ppb32,230
Golden State Water Company (GSWC) - ClaremontSan Dimas, CA5 of 390.233 ppb37,160
Moorestown Water DepartmentMorrestown, NJ5 of 50.218 ppb19,000
Ambler Boro Water DeptAmbler, PA5 of 180.204 ppb20,000
South Adams County Water and Sanitation District*Commerce City, CO4 of 130.200 ppb51,465
Cerritos - City, Water Department*Cerritos, CA1 of 30.173 ppb49,041
Jonesboro Water System*Jonesboro, AR1 of 30.170 ppb70,066
Garfield Water DepartmentGarfield City, NJ4 of 150.164 ppb30,487
City of AnaheimAnaheim, CA6 of 520.150 ppb450,000
Riviera Beach Utility District*Riviera Beach, FL2 of 160.141 ppb31,500
Grafton Water District*Grafton, MA1 of 100.120 ppb10,703
East Pasadena Water CompanyPasadena, CA19 of 1300.0910 ppb10,978
Town of Hempstead Water DepartmentEast Meadow, NY4 of 1100.0831 ppb110,000
South Gate Water DepartmentSouth Gate, CA1 of 80.0763 ppb96,057
Jackson Water SystemJackson, TN12 of 1260.0758 ppb92,506
Manchester Water Department*Manchester, CT1 of 160.0688 ppb51,066
Port Washington WD38 Sqndy Hollow Rd, NY7 of 890.0544 ppb34,000
Montgomery Water Works*Montgomery, AL1 of 100.0540 ppb240,840
City of FullertonFullerton, CA2 of 580.0397 ppb138,251

* This water utility supplies finished drinking water to at least one other water utility. The purchasing utility is not required to test for or report 1,1-Dichloroethylene, but it likely has the contaminant in its water supply.

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