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EWG's Tap Water Database — 2021 UPDATE

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1,1,1-Trichloroethane

Lacey Twp MUA

1,1,1-Trichloroethane is a solvent and a degreasing agent used for manufacturing metal products and as ingredient in cleaners and aerosols. Exposure to 1,1,1-trichloroethane can harm the nervous system, liver and circulatory system.

 

42

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND60ND
2015ND80ND
2016ND80ND
2017ND100ND
2018ND80ND
2019ND20ND

ppb = parts per billion

State and national drinking water standards and health guidelines

EPA Maximum Contaminant
Level (MCL) 200 ppb

The legal limit for 1,1,1-trichloroethane, established in 1987, was based on toxicity studies conducted in laboratory animals in the 1970s and 1980s.

ppb = parts per billion

All test results

Date Lab ID Result
2014-01-07P14-0046-03ND
2014-01-07P14-0046-02ND
2014-01-07P14-0046-01ND
2014-04-08P14-0831-02ND
2014-04-08P14-0831-01ND
2014-07-08P14-2174-01ND
2015-01-05P15-0029-02ND
2015-01-05P15-0029-01ND
2015-04-01P15-1122-02ND
2015-04-01P15-1122-01ND
2015-07-14P15-3406-02ND
2015-07-14P15-3406-01ND
2015-10-13P15-5504-01ND
2015-11-17P15-6073-01ND
2016-01-26P16-0326-01ND
2016-01-26P16-0326-02ND
2016-04-12P16-1577-02ND
2016-04-12P16-1577-01ND
2016-07-05P16-3511-01ND
2016-07-05P16-3511-02ND
2016-10-12P16-5898-01ND
2016-10-12P16-5898-02ND
2017-01-24P17-0320-01ND
2017-01-24P17-0320-02ND
2017-02-07P17-0547-01ND
2017-02-07P17-0548-01ND
2017-04-25P17-1837-01ND
2017-04-25P17-1837-02ND
2017-07-25P17-4223-01ND
2017-07-25P17-4223-02ND
2017-10-24P17-6300-01ND
2017-10-24P17-6300-02ND
2018-01-29P18-0375-02ND
2018-01-29P18-0375-01ND
2018-04-26P18-1753-01ND
2018-04-26P18-1753-02ND
2018-07-31P18-5279-02ND
2018-07-31P18-5279-01ND
2018-10-25P18-7886-02ND
2018-10-25P18-7886-01ND
2019-01-15P19-0242-01ND
2019-01-15P19-0242-02ND