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EWG's Tap Water Database — 2021 UPDATE

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1,1,1-Trichloroethane

Benders Landing Water Plant 1 & 2

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.

 

16

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND10ND
2015ND30ND
2016ND30ND
2017ND30ND
2018ND30ND
2019ND30ND

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
2014-06-05AC56099ND
2015-08-20AD04945ND
2015-11-02AD12218ND
2015-11-02AD12220ND
2016-11-30AD59615ND
2016-11-30AD59623ND
2016-11-30AD59619ND
2017-10-03AD99063ND
2017-10-03AD99061ND
2017-10-03AD99065ND
2018-08-09AE36388ND
2018-08-09AE36390ND
2018-08-09AE36392ND
2019-11-05AE88470ND
2019-11-05AE88472ND
2019-11-05AE88478ND