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EWG's Tap Water Database — 2021 UPDATE

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Bromomethane

California Water Service Company - Dominguez

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

MORE ABOUT THIS CONTAMINANT

 

61

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND230ND
2015ND70ND
2016ND70ND
2017ND40ND
2018ND100ND
2019ND100ND

ppb = parts per billion

All test results

Date Lab ID Result
2014-04-02201404030202AMND
2014-04-02201404030190AMND
2014-04-02201404030215AMND
2014-04-09201404100039AMND
2014-04-09201404100049AMND
2014-04-09201404100021AMND
2014-04-16201404161020AMND
2014-04-16201404161006AMND
2014-04-16201404161015AMND
2014-05-229590-018-1002ND
2014-07-09201407100245AMND
2014-07-16201407160938AMND
2014-07-16201407160951AMND
2014-07-17201407170900AMND
2014-07-17201407170891AMND
2014-08-135810-805-1142ND
2014-10-01201410010696AMND
2014-10-01201410010680AMND
2014-10-159590-805-1054ND
2014-10-22201410220557AMND
2014-10-22201410220543AMND
2014-10-31201410310235AMND
2014-12-179590-004-1450ND
2015-01-07201501080023AMND
2015-01-07201501070702AMND
2015-01-08201501080799AMND
2015-01-14201501141020AMND
2015-01-14201501141133AMND
2015-12-239590-022-1040ND
2015-12-299590-016-1150ND
2016-03-169590-004-1040ND
2016-03-239590-018-1340ND
2016-07-239590-057-1000ND
2016-07-279590-057-1105ND
2016-12-145810-805-1104ND
2016-12-219590-016-1255ND
2016-12-289590-019-0930ND
2017-03-089590-019-1430ND
2017-07-129590-805-1001ND
2017-10-169590-805-1030ND
2017-11-085810-805-1058ND
2018-07-115810-805-1146ND
2018-08-109590-018-1040ND
2018-08-109590-036-1300ND
2018-11-295810-018-1420ND
2018-12-045810-016-1208ND
2018-12-045810-022-1117ND
2018-12-209590-004-1345ND
2018-12-209590-019-1140ND
2018-12-209590-024-1300ND
2018-12-269590-805-0920ND
2019-01-165810-805-1116ND
2019-02-219590-065-1345ND
2019-08-285810-036-1435ND
2019-08-285810-018-1130ND
2019-09-065810-050-1050ND
2019-09-069590-050-1120ND
2019-10-159590-026-1452ND
2019-10-159590-050-1440ND
2019-10-159590-052-1455ND
2019-12-179590-022-1440ND