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1,1,1,2-Tetrachloroethane

Bennington Water Department

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

 

9

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2010ND10ND
2011ND20ND
2012ND10ND
2013ND10ND
2014ND20ND
2015ND20ND

ppb = parts per billion.

State and national drinking water standards and health guidelines

Health Guideline 1 ppb

The 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
2010-01-129885801ND
2011-02-151102057-01ND
2011-02-151102058-01ND
2012-02-141202057-01ND
2013-02-131302060-01ND
2014-02-101402-02560-001ND
2014-02-101402-02560-002ND
2015-02-171502-02721-001ND
2015-11-121511-24580-001ND