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EWG's Tap Water Database — 2021 UPDATE

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Bromochloromethane

Mountain Water Company

Bromochloromethane is a tap water disinfection byproduct; it is also used as an intermediate in chemical manufacturing and as a fire extinguishing agent. Disinfection byproducts in drinking water increase the risk of cancer.

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127

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013ND160ND
2014ND250ND
2015ND280ND
2016ND160ND
2017ND170ND
2018ND130ND
2019ND120ND

ppb = parts per billion

All test results

Date Lab ID Result
2013-05-07718194-8788ND
2013-05-08718433-8788ND
2013-05-14719518-8818ND
2013-05-14719520-8818ND
2013-05-14719477-8831ND
2013-05-15719821-8831ND
2013-05-15719823-8831ND
2013-05-21720742-8898ND
2013-11-19759535-10322ND
2013-11-19759549-10322ND
2013-11-19759553-10322ND
2013-11-20759882-10330ND
2013-11-20759880-10330ND
2013-11-25760469-10340ND
2013-11-25760458-10351ND
2013-11-25760466-10351ND
2014-05-20790747-11434ND
2014-05-20790729-11453ND
2014-05-20790731-11453ND
2014-05-20790745-11434ND
2014-05-21791855-11450ND
2014-05-21791853-11450ND
2014-05-21792082-11460ND
2014-09-18B14091884-005AND
2014-09-18B14091884-005BND
2014-09-18B14091884-005CND
2014-10-13B14101125-005AND
2014-10-13B14101125-005BND
2014-10-13B14101125-005CND
2014-10-29B14102506-005AND
2014-10-29B14102506-005BND
2014-10-29B14102506-005CND
2014-11-05830254-12807ND
2014-11-05830252-12807ND
2014-11-05830258-12820ND
2014-11-05830250-12807ND
2014-11-05830256-12807ND
2014-11-24832941-12914ND
2014-11-24832943-12914ND
2014-12-01B14120125-001AND
2014-12-01B14120125-002AND
2015-02-26B15022051-001CND
2015-02-26B15022051-002CND
2015-05-06858619-14037ND
2015-05-06858624-14037ND
2015-05-06858627-14037ND
2015-05-06858622-14037ND
2015-05-12859529-14080ND
2015-05-12859527-14080ND
2015-05-12859531-14080ND
2015-09-23B15092184-006AND
2015-09-23B15092184-006BND
2015-09-23B15092184-006CND
2015-09-23B15092184-006DND
2015-10-08B15100826-006AND
2015-10-08B15100826-006BND
2015-10-08B15100826-007AND
2015-10-08B15100826-008AND
2015-11-04B15110444-006AND
2015-11-04B15110444-006BND
2015-11-04B15110444-006CND
2015-11-04B15110444-006DND
2015-11-09893224-15395ND
2015-11-09893228-15395ND
2015-11-09893222-15395ND
2015-11-09893226-15395ND
2015-11-09893230-15395ND
2015-11-10893564-15395ND
2015-11-17894625-15427ND
2016-05-24B16051932-001BND
2016-08-23B16082328-001BND
2016-09-14B16091275-006AND
2016-09-14B16091275-006BND
2016-09-14B16091275-006CND
2016-09-14B16091275-006DND
2016-09-21B16091896-007AND
2016-09-21B16091896-007BND
2016-09-21B16091896-007CND
2016-09-21B16091896-007DND
2016-09-28B16092451-005AND
2016-09-28B16092451-005BND
2016-09-28B16092451-005CND
2016-10-18B16101448-002AND
2016-10-18B16101448-003AND
2016-10-18B16101448-004AND
2017-03-08H17030154-001FND
2017-03-08H17030156-001FND
2017-03-08H17030158-001FND
2017-09-13B17091233-001BND
2017-09-13B17091233-006AND
2017-10-24B17102253-001DND
2017-10-24B17102253-002DND
2017-10-24B17102253-003DND
2017-10-24B17102253-004DND
2017-11-01B17110168-001CND
2017-11-01B17110168-002CND
2017-11-01B17110168-003CND
2017-11-01B17110168-004DND
2017-11-21B17111863-001CND
2017-11-21B17111863-002CND
2017-11-21B17111863-003CND
2017-11-21B17111863-004CND
2018-05-15B18051508-001FND
2018-05-15B18051514-001FND
2018-05-23B18052237-001GND
2018-06-05B18060423-001GND
2018-06-19B18061823-001FND
2018-07-17B18071571-001GND
2018-07-17B18071604-001GND
2018-07-18B18071741-001GND
2018-07-18B18071799-001GND
2018-07-31B18080102-001BND
2018-09-05B18090357-001GND
2018-09-05B18090419-001AND
2018-09-05B18090421-001AND
2019-05-07B19050690-001BND
2019-05-14B19051387-001GND
2019-05-22B19052006-001FND
2019-06-04B19060314-001GND
2019-06-11B19061058-001FND
2019-06-18B19061773-001FND
2019-07-09B19070912-002AND
2019-07-17B19071738-001GND
2019-07-23B19072150-001FND
2019-08-07B19080745-001GND
2019-08-13B19081351-001GND
2019-08-20B19082022-001GND