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EWG's Tap Water Database — 2021 UPDATE

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Bromomethane

Washington Suburban Sanitary Commission

Bromomethane, or methyl bromide, is a pesticide fumigant that was banned because it depletes the ozone layer.

MORE ABOUT THIS CONTAMINANT

 

36

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013ND40ND
2014ND280ND
2015ND40ND
2016N/A00N/A
2017N/A00N/A
2018N/A00N/A
2019N/A00N/A

ppb = parts per billion

All test results

Date Lab ID Result
2013-07-15201307160419AMND
2013-07-15201307160497AMND
2013-10-21201310220211AMND
2013-10-21201310220261AMND
2014-01-140150005_01_AC148ND
2014-01-140150005_02_AC147ND
2014-01-21201401220119AMND
2014-01-21201401220157AMND
2014-02-040150005_01_AC170ND
2014-03-040150005_01_AC197ND
2014-03-040150005_02_AC196ND
2014-04-080150005_01_AC237ND
2014-04-080150005_02_AC237ND
2014-04-14201404150437AMND
2014-04-14201404150446AMND
2014-05-060150005_01_AC271ND
2014-05-060150005_02_AC270ND
2014-06-030150005_01_AC301ND
2014-06-030150005_02_AC300ND
2014-06-030150005_02_AC300ND
2014-07-080150005_02_AC338ND
2014-07-080150005_01_AC339ND
2014-08-050150005_02_AC369ND
2014-08-050150005_01_AC369ND
2014-09-020150005_02_AC396ND
2014-09-020150005_01_AC398ND
2014-10-070150005_01_AC442ND
2014-10-070150005_02_AC441ND
2014-11-040150005_01_AC476ND
2014-11-040150005_02_AC475ND
2014-12-020150005_02_AC501ND
2014-12-020150005_01_AC502ND
2015-01-220150005_02_AC550ND
2015-01-220150005_01_AC550ND
2015-02-030150005_02_AC562ND
2015-02-030150005_01_AC564ND