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EWG's Tap Water Database — 2021 UPDATE

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tert-Amyl methyl ether

Newhall Cwd-castaic

tert-Amyl methyl ether is an industrial chemical used as a gasoline additive.

 

15

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND30ND
2015ND30ND
2016ND30ND
2017ND30ND
2018N/A00N/A
2019ND30ND

ppb = parts per billion

All test results

Date Lab ID Result
2014-02-139590-001-0904ND
2014-02-139590-002-0918ND
2014-02-139590-008-0925ND
2015-02-199590-001-1020ND
2015-02-199590-002-1110ND
2015-02-199590-008-1050ND
2016-02-189590-001-1120ND
2016-02-189590-002-1030ND
2016-02-189590-008-1040ND
2017-02-169590-002-0919ND
2017-02-169590-008-0931ND
2017-11-029590-001-1040ND
2019-04-189590-001-0850ND
2019-04-189590-002-0920ND
2019-04-189590-008-0910ND