Menu

EWG's Tap Water Database — 2021 UPDATE

Donate

Bromochloromethane

Manville WSC

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.

MORE ABOUT THIS CONTAMINANT

 

56

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20130.0329 ppb144ND - 0.169 ppb
2014ND40ND
2015ND100ND
2016ND70ND
2017ND70ND
2018ND70ND
2019ND70ND

ppb = parts per billion

All test results

Date Lab ID Result
2013-05-011305095-009DND
2013-05-011305095-011DND
2013-05-011305095-013D0.110 ppb
2013-05-021305095-003DND
2013-05-021305095-005DND
2013-05-021305095-007DND
2013-05-021305095-001DND
2013-08-15Q13055780010.169 ppb
2013-11-04Q1311286009ND
2013-11-04Q1311286001ND
2013-11-04Q1311286005ND
2013-11-04Q1311286007ND
2013-11-04Q13112860030.0703 ppb
2013-11-08Q13125220010.111 ppb
2014-03-11AC46497ND
2014-06-18AC57300ND
2014-06-18AC57298ND
2014-06-18AC57302ND
2015-03-19AC85365ND
2015-03-19AC85357ND
2015-03-19AC85367ND
2015-03-19AC85369ND
2015-03-19AC85351ND
2015-05-26AC93312ND
2015-05-26AC93308ND
2015-05-26AC93310ND
2015-09-29AD09009ND
2015-11-18AD14027ND
2016-04-25AD34023ND
2016-04-25AD34021ND
2016-04-25AD34013ND
2016-04-25AD34015ND
2016-04-25AD34019ND
2016-04-25AD34017ND
2016-11-09AD57440ND
2017-01-23AD66094ND
2017-01-23AD66090ND
2017-01-23AD66092ND
2017-04-27AD81512ND
2017-04-27AD81514ND
2017-04-27AD81518ND
2017-04-27AD81516ND
2018-02-01AE11883ND
2018-02-01AE11885ND
2018-02-01AE11895ND
2018-02-01AE11881ND
2018-02-01AE11887ND
2018-02-01AE11893ND
2018-02-01AE11889ND
2019-02-06AE53188ND
2019-02-06AE53184ND
2019-02-06AE53182ND
2019-02-06AE53180ND
2019-02-06AE53186ND
2019-09-12AE83244ND
2019-09-30AE85125ND