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EWG's Tap Water Database — 2021 UPDATE

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1,1,1-Trichloroethane

Arizona Water Company - Lakeside

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.

 

10

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013N/A00N/A
2014N/A00N/A
2015ND50ND
2016N/A00N/A
2017N/A00N/A
2018ND50ND
2019N/A00N/A

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
2015-05-195051551-01VND
2015-05-195051551-02VND
2015-05-195051551-03ND
2015-05-195051551-04ND
2015-06-225061965-01VND
2018-05-2118E2210-01 VOCND
2018-05-2118E2210-02 VOCND
2018-05-2118E2210-03 VOCND
2018-05-2118E2210-04 VOCND
2018-05-2118E2210-05 VOCND