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EWG's Tap Water Database — 2021 UPDATE

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tert-Butyl alcohol

San Miguel Ws #01

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.

 

3

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
2015N/A00N/A
2016N/A00N/A
2017N/A00N/A
20181.20 ppb21ND - 2.40 ppb
2019ND10ND

ppb = parts per billion

All test results

Date Lab ID Result
2018-11-265810-001-1700ND
2018-11-265810-002-17152.40 ppb
2019-11-145810-003-1015ND