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EWG's Tap Water Database — 2021 UPDATE

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Isobutane

Bluff Dale Water Supply Corporation

Isobutane is a volatile hydrocarbon gas used as a refrigerant.

 

2

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
201736.7 ppb1136.7 ppb
201836.9 ppb1136.9 ppb
2019N/A00N/A

ppb = parts per billion

All test results

Date Lab ID Result
2017-12-06Q176318100236.7 ppb
2018-09-25Q183819200336.9 ppb