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trans-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
FOUND ABOVE HEALTH GUIDELINES

8

states detected

16

utilities detected

251,000

people served

0

states over health guideline

0

utilities over health guideline

0

people served over health guideline

Health concerns for trans-1,2-dichloroethylene

Harm to the brain and nervous system

Harm to the liver

Harm to the immune system

State and national drinking water standards and health guidelines

Health Guideline 60 ppb

The health guideline of 60 ppb for trans-1,2-dichloroethylene 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 harm to internal organs.

ppb = parts per billion.

EPA Maximum Contaminant
Level (MCL) 100 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)100 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 trans-1,2-dichloroethylene in drinking water

UTILITIES WITH CONTAMINATION
State UtilitiesPeople Served
Illinois3161,845
Minnesota247,240
Wisconsin316,861
Pennsylvania213,118
New York36,880
California14,374
Oklahoma11,060
New Hampshire188
MORE
LESS

Utilities with the highest amounts of trans-1,2-dichloroethylene, 2015

ALL UTILITIES
LARGE UTILITIES
UtilityLocationTestsAverage levelPeople served
Marell Courts and Rentals LlcHillsboro, WI3 of 33.37 ppb60
Hydro Public Works AuthorityHydro, OK2 of 81.30 ppb1,060
Whitehall Twp AuthorityWhitehall, PA4 of 101.04 ppb13,063
Saint Louis ParkSt. Louis Park, MN4 of 40.728 ppb45,505
ArlingtonArlington, IL1 of 10.560 ppb150
Montara Water and Sanitary DistrictMontara, CA4 of 120.517 ppb4,374
Pawc HomesiteWilkes-barre, PA4 of 80.438 ppb55
Highland Links ColonyCampton, NH1 of 40.400 ppb88
East AltonEast Alton, IL3 of 50.392 ppb6,695
Waupun Correctional InstWaupun, WI1 of 10.290 ppb4,901
Cedarburg L & W CommissionCedarburg, WI7 of 240.206 ppb11,900
Black River Village*Black River, NY1 of 30.167 ppb4,240
ClearwaterClearwater, MN1 of 30.0867 ppb1,735
RockfordRockford, IL2 of 150.0800 ppb155,000

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

UtilityLocationTestsAverage levelPeople served
Whitehall Twp AuthorityWhitehall, PA4 of 101.04 ppb13,063
Saint Louis ParkSt. Louis Park, MN4 of 40.728 ppb45,505
Cedarburg L & W CommissionCedarburg, WI7 of 240.206 ppb11,900
RockfordRockford, IL2 of 150.0800 ppb155,000