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EWG's Tap Water Database — 2021 UPDATE

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1,1,1-Trichloroethane

Fcwwd #41/shaver Lake

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.

 

30

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014N/A00N/A
2015ND160ND
2016ND130ND
2017ND10ND
2018N/A00N/A
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
2015-06-045802-004-0900ND
2015-06-045802-005-0930ND
2015-06-045802-001-0800ND
2015-06-175802-062-0930ND
2015-06-175802-034-1030ND
2015-06-175802-033-0850ND
2015-06-185802-009-1030ND
2015-06-245802-011-1000ND
2015-06-245802-012-0930ND
2015-06-255802-015-1030ND
2015-06-255802-014-0945ND
2015-06-255802-008-0400ND
2015-06-305802-035-0930ND
2015-06-305802-006-0830ND
2015-07-015802-036-0830ND
2015-07-015802-042-0930ND
2016-06-165802-058-0930ND
2016-06-165802-057-1030ND
2016-06-165802-056-1130ND
2016-08-175802-065-1015ND
2016-08-175802-059-0930ND
2016-08-175802-066-0845ND
2016-08-245802-044-1030ND
2016-08-245802-046-0930ND
2016-09-275802-041-1115ND
2016-09-275802-038-1015ND
2016-11-155802-043-1000ND
2016-11-155802-040-0930ND
2016-12-155802-037-0830ND
2017-05-025802-002-1100ND