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cis-1,2-Dichloroethylene

Status: National drinking water standard exists

 

1,2-Dichloroethylene, a neurotoxic solvent, exists in two different forms: trans-1,2-dichloroethylene and cis-1,2-dichloroethylene. A mixture of the two forms is used to manufacture other solvents and chemical products.

2015:

FOUND

28

states detected

195

utilities detected

5.9 million

people served

Health concerns for cis-1,2-dichloroethylene

Harm to the brain and nervous system

Harm to the kidney

Harm to the liver

State and national drinking water standards and health guidelines

EPA Maximum Contaminant
Level (MCL) 70 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)70.0 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 cis-1,2-dichloroethylene in drinking water

UTILITIES WITH CONTAMINATION
State UtilitiesPeople Served
California161,210,769
New York261,087,727
Pennsylvania201,027,807
Iowa33636,886
Florida17348,276
Wisconsin10312,356
New Jersey10236,801
Illinois10229,121
Idaho3214,780
Michigan2196,292
Minnesota6118,268
Ohio1099,702
Indiana284,154
Massachusetts762,487
West Virginia323,440
North Carolina421,125
Virginia28,856
Alabama18,492
Alaska18,193
Missouri11,938
New Hampshire41,643
Arkansas11,250
Oklahoma11,060
Tennessee1923
Montana1290
Nevada1150
Georgia1114
New Mexico150
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Utilities with the highest amounts of cis-1,2-dichloroethylene, 2015

ALL UTILITIES
LARGE UTILITIES
UtilityLocationTestsAverage levelPeople served
Saint Louis ParkSt. Louis Park, MN4 of 417.0 ppb45,505
Pawc HomesiteWilkes-barre, PA8 of 816.9 ppb55
Swan Lake ResortGalloway, NJ4 of 56.41 ppb70
Weirton Area Water Board*Weirton, WV3 of 35.45 ppb22,694
Richland Township Water Authority*Quakertown, PA6 of 65.37 ppb3,958
Exeter River Mobile Home ParkExeter, NH1 of 15.20 ppb980
Garfield Water DepartmentGarfield City, NJ7 of 153.81 ppb30,487
East AltonEast Alton, IL5 of 53.64 ppb6,695
Hillcrest Water DistrictBrewster, NY4 of 103.54 ppb305
Bethpage WDBethpage, NY43 of 1623.49 ppb33,000
Camelot Mobile Home ParkAsheville, NC7 of 82.99 ppb85
Cdcr-high Desert State PrisonSusanville, CA24 of 282.87 ppb9,132
Coal Grove Public Water System*Coal Grove, OH3 of 32.72 ppb2,165
Goshen Water UtilityGoshen, IN1 of 22.40 ppb31,719
Mars Borough Water WorksMars, PA1 of 12.20 ppb1,956
Perkasie Regional Authority*Perkasie, PA6 of 112.15 ppb11,100
Jefferson Water DepartmentJefferson, IA1 of 12.14 ppb4,345
RockfordRockford, IL6 of 181.86 ppb155,000
Purcellville, Town ofPurcellville, VA3 of 81.80 ppb8,606
Spring Park*Spring Park, MN8 of 161.67 ppb1,673
Sandwich*Sandwich, IL2 of 21.49 ppb6,687
Montara Water and Sanitary DistrictMontara, CA7 of 121.48 ppb4,374
Hicksville WDHicksville, NY32 of 1701.45 ppb47,810
California Domestic Water Company*Whittier, CA19 of 301.40 ppb1,200
BeardstownBeardstown, IL1 of 11.30 ppb6,000
Parker Little River Water SystemStuart, GA4 of 41.25 ppb114
Whitehall Twp AuthorityWhitehall, PA4 of 101.24 ppb13,063
Hidden Oaks Mobile Home ParkTampa, FL2 of 21.23 ppb135
Fort Edward Village*Fort Edward, NY17 of 471.16 ppb3,232
Palmer Water District No.1Palmer, MA1 of 51.15 ppb4,789

* 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 cis-1,2-Dichloroethylene, but it likely has the contaminant in its water supply.

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UtilityLocationTestsAverage levelPeople served
Saint Louis ParkSt. Louis Park, MN4 of 417.0 ppb45,505
Weirton Area Water Board*Weirton, WV3 of 35.45 ppb22,694
Garfield Water DepartmentGarfield City, NJ7 of 153.81 ppb30,487
Bethpage WDBethpage, NY43 of 1623.49 ppb33,000
Goshen Water UtilityGoshen, IN1 of 22.40 ppb31,719
Perkasie Regional Authority*Perkasie, PA6 of 112.15 ppb11,100
RockfordRockford, IL6 of 181.86 ppb155,000
Hicksville WDHicksville, NY32 of 1701.45 ppb47,810
Whitehall Twp AuthorityWhitehall, PA4 of 101.24 ppb13,063
Loves ParkLoves Park, IL1 of 21.15 ppb22,476
Grafton Water District*Grafton, MA1 of 101.10 ppb10,703
Waterloo Water Works*Waterloo, IA1 of 11.03 ppb70,070
Holden Water Division, DPWHolden, MA4 of 80.875 ppb15,871
City of RiponRipon, CA1 of 40.750 ppb14,915
Warren Water District*Indianola, IA6 of 60.733 ppb18,045
City of Stuart - Water PlantStuart, FL4 of 40.713 ppb19,000
Indiana American Water - KokomoGreenwood, IN1 of 10.700 ppb52,435
Cedarburg L & W CommissionCedarburg, WI9 of 240.690 ppb11,900
Grafton WaterworksGrafton, WI11 of 260.688 ppb11,490
Riviera Beach Utility District*Riviera Beach, FL5 of 160.671 ppb31,500
FaribaultFaribault, MN1 of 10.660 ppb23,415
Kalamazoo*Kalamazoo, MI1 of 10.600 ppb150,000
Garden CityGarden City, NY31 of 1320.595 ppb25,000
WA of Great Neck NorthGreat Neck, NY30 of 1310.591 ppb31,400
Waukee Water SupplyWaukee, IA1 of 10.500 ppb13,790
HempsteadHempstead, NY15 of 600.493 ppb56,000
Olivehurst Public UDOlivehurst, CA2 of 30.490 ppb13,738
Brookwood Comm. Water System*Fayetteville, NC4 of 50.440 ppb15,665
Port Washington WD38 Sqndy Hollow Rd, NY18 of 890.397 ppb34,000
FreeportFreeport, IL1 of 30.380 ppb26,443

* 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 cis-1,2-Dichloroethylene, but it likely has the contaminant in its water supply.

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