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EWG's Tap Water Database — 2021 UPDATE

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Butane

West Harris County Municipal Utility District 11

Butane is a component of natural gas. It can enter drinking water sources in areas where wastewater from natural gas or oil production contaminates soil and groundwater.

 

2

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
201446.0 ppb1146.0 ppb
2015N/A00N/A
2016N/A00N/A
2017N/A00N/A
2018N/A00N/A
20197.00 ppb117.00 ppb

ppb = parts per billion

All test results

Date Lab ID Result
2014-01-22AC3981746.0 ppb
2019-02-20AE550577.00 ppb