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EWG's Tap Water Database — 2021 UPDATE

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Bromochloromethane

Salem Water Department

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.

 

17

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013ND40ND
2014ND20ND
2015ND20ND
2016ND30ND
2017ND20ND
2018ND20ND
2019ND20ND

ppb = parts per billion

All test results

Date Lab ID Result
2013-02-1221227201ND
2013-05-1021964901ND
2013-08-1223245301ND
2013-11-0624073301ND
2014-02-191402-00360-001ND
2014-07-221407-00658-001ND
2015-03-091503-00536-001ND
2015-08-181508-01552-001ND
2016-03-071603-00674-001ND
2016-07-071607-00564-001ND
2016-11-09B610151002ND
2017-02-221702-01614-001ND
2017-07-181707-02043-001ND
2018-02-151802-01345-001ND
2018-07-021807-00228-001ND
2019-02-071902-00602-001ND
2019-07-111907-01496-001ND