Know Your Environment. Protect Your Health.

CONTAMINANT

1,1,2-Trichloroethane

STATES DETECTED

5

serves

1.1 million

utilities detected

35

states detected

0

serves

0

utilities detected

0

Overview

1,1,2-Trichloroethane is a volatile neurotoxic solvent used for manufacturing products such as plastic wrap and carpet backing. It causes liver tumors in animal studies. learn more about this contaminant

The EPA classifies 1,1,2- trichloroethane as a possible human carcinogen. The California public health goal of 0.3 parts per billion, set to protect against cancer, is 16 times lower than the amount allowed by the federal government, which is a Maximum Contaminant Level of 5 parts per billion.

Click here to read more about carcinogenic VOCs.

State, National, and Health Guidelines for Drinking Water

EWG Health Guideline: 0.3 ppb

The EWG Health Guideline of 0.3 ppb for 1,1,2-trichloroethane 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.

EPA Maximum Contaminant
Level (MCL): 5 ppb

The legal limit for 1,1,2-trichloroethane, established in 1992, was based on analytical detection limits at the time that the standard was set. This limit may not fully protect against the risk of cancer due to 1,1,2-trichloroethane exposure.

ppb = parts per billion

National Standard Exists

Health Concerns:

  • Liver cancer

  • Harm to the kidney

  • Change to the central nervous system

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1,1,2-Trichloroethane from your water?

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1,1,2-Trichloroethane around the Country

UTILITIES WITH CONTAMINATION
State Utilities People Served
California171,044,040
Florida1035,976
Idaho17,500
New York65,992
Mississippi12,215

Utilities with the highest amounts of 1,1,2-trichloroethane, 2021-2023

ALL UTILITIES
LARGE UTILITIES
Utility Location Tests Average level People served
Pine Tree Mobile Home ParkStamford, NY1 of 10.500 ppb44
Villa MargaretOkeechobee, FL1 of 10.500 ppb132
Soundings Yacht & Tennis ClubHobe Sound, FL1 of 10.500 ppb450
Hialeah GardensHialeah Gardens, FL1 of 10.500 ppb22,200
Oak Park Trailer Court LLCTitusville, FL1 of 10.280 ppb90
Hillcrest Estates, Inc.Zephyrhills, FL1 of 10.270 ppb130
Silver Lake Institute - Castile Water District #1Castile, NY1 of 20.250 ppb440
Perry Center Water DistrictPerry, NY1 of 20.250 ppb150
Perry Village*Perry, NY1 of 20.250 ppb4,348
Gardeau Water DistrictSilver Springs, NY1 of 20.250 ppb60
21 Palms Rv ResortDavenport, FL1 of 10.230 ppb200
Town of EcruEcru, MS1 of 40.165 ppb2,215
Angelica Village Public WaterAngelica, NY1 of 40.125 ppb950
Indian River Shores Mobile Home ParkMicco, FL1 of 10.120 ppb55
Town Of AstatulaAstatula, FL1 of 50.1000 ppb1,937
Mountain Home Air Force BaseMountain Home Afb, ID1 of 130.0762 ppb7,500
Sunrise SouthwestFort Lauderdale, FL1 of 40.0700 ppb10,750
Lake Marian ResortKenansville, FL1 of 110.0455 ppb32
Mt. Eden Mutual Water CompanySaratoga, CA1 of 1810.0199 ppb165
Kennon Water CompanySan Jose, CA1 of 1810.0199 ppb142
Oakmont Water SystemStockton, CA1 of 1810.0199 ppb73
Saratoga Heights Mutual Water CompanySaratoga, CA1 of 1810.0199 ppb258
Sierra Road Improvement Association Inc.San Jose, CA1 of 1810.0199 ppb140
Vista Grande Water Users AssociationLos Gatos, CA1 of 1810.0199 ppb79
Roseview Heights Mutual Water CompanySan Jose, CA1 of 1810.0199 ppb148
Mt. Pleasant Water Users AssociationSan Jose, CA1 of 1810.0199 ppb300
Mountain Springs Mutual Water CompanyLos Gatos, CA1 of 1810.0199 ppb40
Mireval Improvement AssociationLos Gatos, CA1 of 1810.0199 ppb30
Big Redwood Park WaterFelton, CA1 of 1810.0199 ppb182
Brush and Old Well Mutual Water CompanyLos Gatos, CA1 of 1810.0199 ppb70
San Jose Water Company*San Jose, CA1 of 1810.0199 ppb1,007,514
San Jose State UniversitySan Jose, CA1 of 1810.0199 ppb30,000
Ridge Mutual Water CompanyLos Gatos, CA1 of 1810.0199 ppb213
Summit West Mutual Water CompanyLos Gatos, CA1 of 1810.0199 ppb479
Commerce-city, Water DepartmentSan Jose, CA2 of 1350.00741 ppb4,207

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

UtilityLocationTestsAverage levelPeople served
Hialeah GardensHialeah Gardens, FL1 of 10.500 ppb22,200
Sunrise SouthwestFort Lauderdale, FL1 of 40.0700 ppb10,750
San Jose Water Company*San Jose, CA1 of 1810.0199 ppb1,007,514
San Jose State UniversitySan Jose, CA1 of 1810.0199 ppb30,000

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

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