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EWG's Tap Water Database — 2021 UPDATE

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tert-Butyl alcohol

Zone 7 Water Agency

tert-Butyl alcohol is an industrial chemical and a gasoline additive. It can also form as a breakdown product of the common drinking water contaminant MTBE.

 

14

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND20ND
2015ND30ND
2016N/A00N/A
2017N/A00N/A
2018ND90ND
2019N/A00N/A

ppb = parts per billion

All test results

Date Lab ID Result
2014-03-245100-001-1000ND
2014-03-245100-008-1045ND
2015-09-085100-001-0930ND
2015-09-085100-008-1030ND
2015-09-105100-017-0910ND
2018-04-095100-001-1137ND
2018-04-095100-008-1020ND
2018-04-095100-017-1035ND
2018-04-105100-005-1240ND
2018-04-105100-011-1215ND
2018-04-105100-019-0925ND
2018-04-115100-006-1110ND
2018-04-115100-012-1040ND
2018-04-115100-013-0940ND