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EWG's Tap Water Database — 2021 UPDATE

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1-Butanol

North Marin Water District

1-butanol is an industrial petrochemical used in the production of butyl acetate. Exposure to 1-butanol can harm the nervous system, liver and kidneys.

 

5

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
2018N/A00N/A
2019ND50ND

ppb = parts per billion

All test results

Date Lab ID Result
2019-02-28201903010203ND
2019-05-23201905240173ND
2019-08-06201908070540ND
2019-08-07201908080946ND
2019-11-05201911060334ND