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EWG's Tap Water Database — 2021 UPDATE

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Bromomethane

Co Water District of Billings Heights

NOTE: Co Water District of Billings Heights purchases water from City of Billings which is required to test for bromomethane. Sample information shown below was taken by City of Billings.

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

MORE ABOUT THIS CONTAMINANT

 

37

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND20ND
2015ND20ND
2016ND40ND
2017ND120ND
2018ND40ND
2019ND50ND

ppb = parts per billion

All test results

NOTE: Co Water District of Billings Heights purchases water from City of Billings which is required to test for bromomethane. Sample information shown below was taken by City of Billings.

Date Lab ID Result
2013-02-12704968-8092ND
2013-05-07718174-8781ND
2013-08-13737612-9513ND
2013-11-04757057-10235ND
2014-02-10B14020492-001FND
2014-05-12B14051004-001AND
2014-08-11B14081054-001DND
2014-11-12B14110966-007AND
2015-02-09B15020974-001DND
2015-05-11B15051144-009AND
2015-08-10B15080796-002AND
2015-11-09B15110678-001AND
2016-02-08B16020890-001DND
2016-05-10B16051069-001AND
2016-08-08B16081057-001AND
2016-11-09B16110820-001AND
2017-02-08B17020497-002DND
2017-05-08B17051019-001DND
2017-08-07B17081099-001DND
2017-11-06B17110842-003AND
2017-11-06B17110842-002AND
2017-11-06B17110842-001AND
2017-11-07B17110842-005AND
2017-11-07B17110842-004AND
2017-11-08B17110842-008AND
2017-11-08B17110842-007AND
2017-11-08B17110842-006AND
2017-11-09B17110842-009AND
2018-02-05B18020545-001FND
2018-05-07B18051134-001FND
2018-08-06B18080949-002END
2018-08-06B18080949-001FND
2019-02-11B19020608-001FND
2019-05-13B19051523-001AND
2019-08-12B19081432-001AND
2019-11-13B19111116-001AND
2019-11-13B19111116-002AND