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EWG's Tap Water Database — 2021 UPDATE

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Bromochloromethane

Ronan, City of

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.

 

12

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND30ND
2015ND20ND
2016ND20ND
2017ND30ND
2018ND10ND
2019ND10ND

ppb = parts per billion

All test results

Date Lab ID Result
2014-11-18B14111397-001CND
2014-11-18B14111397-002CND
2014-11-18B14111397-003AND
2015-11-17B15111584-001AND
2015-11-17B15111584-002AND
2016-10-04B16100485-001AND
2016-10-04B16100485-002AND
2017-10-17B17101781-001CND
2017-10-17B17101781-002CND
2017-10-17B17101781-003CND
2018-08-22B18082541-001AND
2019-10-29B19102651-001AND