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EWG's Tap Water Database — 2021 UPDATE

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1,1,1-Trichloroethane

Herkimer Village

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.

 

12

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND20ND
2015ND20ND
2016ND20ND
2017ND20ND
2018ND20ND
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
2014-12-191420630-POCND
2014-12-191420629-POCND
2015-10-231516911-POCND
2015-10-231517221-POCND
2016-12-161620762-003-POCND
2016-12-161620762-001-POCND
2017-12-011719611-001-POCND
2017-12-011719610-001-POCND
2018-11-301820337-1-POCND
2018-11-301820339-2-POCND
2019-12-161920832-001-POCND
2019-12-161920832-002-POCND