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1,1-Dichloroethane

Status: No national drinking water standard exists

 

1,1-Dichloroethane is used in industrial chemical synthesis; in plastics, paint, varnish and finish removers; and as a pesticide. It can cause cancer.

2010-2015:

FOUND
FOUND ABOVE HEALTH GUIDELINES

39

states detected

406

utilities detected

17 million

people served

2

states over health guideline

2

utilities over health guideline

10,787

people served over health guideline

Health concerns for 1,1-dichloroethane

Cancer

Change to the heart and blood vessels

State and national drinking water standards and health guidelines

Health Guideline 3 ppb

The health guideline of 3 ppb for 1,1-dichloroethane was defined by the California Office of Environmental Health Hazard Assessment as a public health goal, the level of a drinking water contaminant that does not pose a significant health risk. This health guideline protects against cancer.

ppb = parts per billion.

States reporting 1,1-dichloroethane in drinking water

UTILITIES REPORTING ABOVE HEALTH GUIDELINES UTILITIES WITH CONTAMINATION
State UtilitiesPeople Served UtilitiesPeople Served
California00565,053,430
New York184352,402,138
Arizona0091,750,397
New Jersey00341,573,646
Pennsylvania00351,333,081
Ohio0024482,181
Maryland006436,361
Illinois0021415,160
Wisconsin0014371,678
Indiana0013348,815
Delaware002337,450
Kansas002335,402
Massachusetts110,70317334,591
Florida005264,308
Michigan004243,549
Minnesota008223,702
Iowa0012205,814
Alabama009138,669
Nebraska007136,474
Louisiana008115,506
Alaska007113,760
North Carolina0019111,061
Colorado003106,423
Washington00389,948
Rhode Island00582,923
Connecticut00276,672
New Mexico00272,877
Arkansas00270,425
Mississippi00655,615
South Carolina00854,533
Missouri00348,063
Utah00125,000
West Virginia00323,440
Vermont00914,335
Texas00114,102
Oklahoma00311,562
Georgia00210,455
New Hampshire005909
Nevada00140
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Utilities with the highest amounts of 1,1-dichloroethane, 2010-2015

ALL UTILITIES
LARGE UTILITIES
UtilityLocationTestsAverage levelPeople served
Hillview VillageYorkshire, NY4 of 1413.7 ppb84
Grafton Water District*Grafton, MA8 of 613.10 ppb10,703
N Walpole Village District/lowBellows Falls, NH28 of 332.60 ppb600
Hicksville WDHicksville, NY624 of 1,7852.17 ppb47,810
Grafton WaterworksGrafton, WI77 of 1592.04 ppb11,490
Carle Place Water DistrictCarle Place, NY130 of 2670.812 ppb9,005
Westbury WDWestbury, NY172 of 3930.773 ppb20,500
Montmorenci Water DistrictAiken, SC26 of 360.768 ppb3,442
Jefferson County Public Water Supply District 6*House Springs, MO18 of 330.717 ppb7,300
Bethpage WDBethpage, NY307 of 8700.650 ppb33,000
, PA3 of 40.629 ppb0
Green Hills Mobile Home ParkBarrington, NH2 of 160.606 ppb50
Port Washington WD38 Sqndy Hollow Rd, NY232 of 5090.601 ppb34,000
Merrill WaterworksMerrill, WI11 of 150.547 ppb9,661
City of Broussard Highway 90 Water SystemBroussard, LA30 of 560.544 ppb684
Swan Lake ResortGalloway, NJ5 of 130.451 ppb70
Saint Anthony Village*Minneapolis, MN6 of 70.393 ppb8,226
Coleraine*Coleraine, MN2 of 20.390 ppb1,114
Garfield Water DepartmentGarfield City, NJ25 of 610.370 ppb30,487
Weirton Area Water Board*Weirton, WV2 of 30.360 ppb22,694
Greenlawn WDGreenlawn, NY17 of 200.343 ppb42,000
South Huntington Water DepartmentSouth Huntington, NY14 of 210.335 ppb81,760
ElsberryElsberry, MO17 of 410.323 ppb1,963
RockfordRockford, IL13 of 530.316 ppb155,000
Lomira WaterworksLomira, WI4 of 40.310 ppb2,461
Smithtown WDKings Park, NY1 of 10.310 ppb19,635
Burlington Water Department*Burlington, MA4 of 490.296 ppb24,777
Pompton Lakes Mua*Pompton Lakes, NJ14 of 350.280 ppb11,435
Annie Oakley Mobile Home ParkWindham, NH1 of 40.275 ppb127
Sioux City Water Supply*Sioux City, IA9 of 130.274 ppb82,759

* 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-Dichloroethane, but it likely has the contaminant in its water supply.

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UtilityLocationTestsAverage levelPeople served
Grafton Water District*Grafton, MA8 of 613.10 ppb10,703
Hicksville WDHicksville, NY624 of 1,7852.17 ppb47,810
Grafton WaterworksGrafton, WI77 of 1592.04 ppb11,490
Westbury WDWestbury, NY172 of 3930.773 ppb20,500
Bethpage WDBethpage, NY307 of 8700.650 ppb33,000
Port Washington WD38 Sqndy Hollow Rd, NY232 of 5090.601 ppb34,000
Garfield Water DepartmentGarfield City, NJ25 of 610.370 ppb30,487
Weirton Area Water Board*Weirton, WV2 of 30.360 ppb22,694
Greenlawn WDGreenlawn, NY17 of 200.343 ppb42,000
South Huntington Water DepartmentSouth Huntington, NY14 of 210.335 ppb81,760
RockfordRockford, IL13 of 530.316 ppb155,000
Smithtown WDKings Park, NY1 of 10.310 ppb19,635
Burlington Water Department*Burlington, MA4 of 490.296 ppb24,777
Pompton Lakes Mua*Pompton Lakes, NJ14 of 350.280 ppb11,435
Sioux City Water Supply*Sioux City, IA9 of 130.274 ppb82,759
City of LindsayLindsay, CA4 of 120.264 ppb13,445
South Adams County Water and Sanitation District*Commerce City, CO46 of 970.260 ppb51,465
Jericho Water DistrictSyosset, NY191 of 1,0640.197 ppb58,000
HempsteadHempstead, NY30 of 3470.193 ppb56,000
Hudson Water SupplyHudson, MA10 of 340.182 ppb18,557
Plainview WDPlainview, NY47 of 4330.179 ppb35,000
Huber Heights Public Water SystemHuber Heights, OH7 of 1010.177 ppb38,278
Garden CityGarden City, NY71 of 7910.145 ppb25,000
Suffolk County Water Authority*Hauppauge, NY153 of 4880.142 ppb1,137,108
Town of Hempstead Water DepartmentEast Meadow, NY185 of 1,5250.134 ppb110,000
WA of Great Neck NorthGreat Neck, NY57 of 9590.123 ppb31,400
Loveland City PWSLoveland, OH2 of 20.115 ppb12,800
MineolaMineola, NY104 of 6080.114 ppb20,600
Parsippany-Troy Hills Water DepartmentParsippany, NJ26 of 1670.0980 ppb50,400
Willingboro MUA*Willingboro, NJ8 of 440.0909 ppb35,000

* 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-Dichloroethane, but it likely has the contaminant in its water supply.

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