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EWG's Tap Water Database — 2021 UPDATE

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Bromochloromethane

Golden State Water Company (GSWC) - Claremont

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.

 

30

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND150ND
2015ND130ND
2016ND10ND
2017N/A00N/A
2018N/A00N/A
2019ND10ND

ppb = parts per billion

All test results

Date Lab ID Result
2014-07-15201407150664AMND
2014-07-15201407150666AMND
2014-07-15201407150676AMND
2014-07-15201407150670AMND
2014-07-15201407150680AMND
2014-07-15201407150678AMND
2014-07-15201407150672AMND
2014-07-15201407150682AMND
2014-07-15201407150668AMND
2014-07-31201407310362AMND
2014-10-10201410100278AMND
2014-10-10201410100272AMND
2014-10-10201410100274AMND
2014-10-10201410100270AMND
2014-10-10201410100276AMND
2015-01-07201501070613AMND
2015-01-07201501070619AMND
2015-01-07201501070615AMND
2015-01-07201501070621AMND
2015-01-07201501070617AMND
2015-01-07201501070631AMND
2015-01-07201501070633AMND
2015-01-07201501070635AMND
2015-04-15201504150623AMND
2015-04-15201504150621AMND
2015-04-15201504150625AMND
2015-04-15201504150619AMND
2015-04-15201504150627AMND
2016-02-084790-047-0928ND
2019-10-239590-024-1042ND