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EWG's Tap Water Database — 2019 UPDATE

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Dibromomethane

Williams Water Supply

Dibromomethane is an industrial chemical and is also formed when disinfectants like chlorine are added to drinking water.

 

7

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20120.650 ppb220.600 ppb - 0.700 ppb
20130.600 ppb220.500 ppb - 0.700 ppb
20140.900 ppb110.900 ppb
2015N/A00N/A
20160.600 ppb220.500 ppb - 0.700 ppb
2017N/A00N/A

ppb = parts per billion

All test results

Date Lab ID Result
2012-08-1319240220.600 ppb
2012-10-0219366630.700 ppb
2013-08-0719963220.700 ppb
2013-11-1220183020.500 ppb
2014-08-0420690510.900 ppb
2016-08-08OE4129850.500 ppb
2016-11-02OE4486470.700 ppb