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EWG's Tap Water Database — 2019 UPDATE

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1,1,1,2-Tetrachloroethane

Brattleboro Water Department

1,1,1,2-Tetrachloroethane is a synthetic chemical used in metal degreasing and as an intermediate in industrial chemical production.

 

12

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012ND20ND
2013ND20ND
2014ND20ND
2015ND20ND
2016ND20ND
2017ND20ND

ppb = parts per billion

State and national drinking water standards and health guidelines

EWG Health Guideline 1 ppb

The EWG Health Guideline of 1 ppb for 1,1,1,2-tetrachloroethane was defined by the Environmental Protection Agency as a one-in-a-million lifetime risk of cancer. Values greater than one-in-a-million cancer risk level can result in increased cancer cases above one in a million people.

ppb = parts per billion

All test results

Date Lab ID Result
2012-02-141202048-01ND
2012-02-141202047-01ND
2013-03-051303025-06ND
2013-03-051303025-01ND
2014-02-111402-02568-002ND
2014-02-111402-02568-001ND
2015-02-101502-02507-002ND
2015-02-101502-02507-001ND
2016-02-231602-03529-002ND
2016-02-231602-03529-001ND
2017-02-281702-04140-002ND
2017-02-281702-04140-001ND