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EWG's Tap Water Database — 2021 UPDATE

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Bromochloromethane

City of Chino

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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29

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20140.0304 ppb82ND - 0.180 ppb
20150.0112 ppb171ND - 0.190 ppb
2016N/A00N/A
2017N/A00N/A
2018ND40ND
2019N/A00N/A

ppb = parts per billion

All test results

Date Lab ID Result
2014-03-259590-019-0830ND
2014-10-30201410300287AMND
2014-10-30201410300311AMND
2014-10-30201410300300AMND
2014-10-30201410300379AMND
2014-10-30201410300377AMND
2014-10-30201410300302AM0.180 ppb
2014-10-30201410300281AM0.0630 ppb
2015-01-29201501290343AMND
2015-01-29201501290336AMND
2015-04-29201504290625AM0.190 ppb
2015-04-29201504290657AMND
2015-04-29201504290430AMND
2015-04-29201504290435AMND
2015-04-29201504290666AMND
2015-04-29201504290662AMND
2015-04-29201504290495AMND
2015-07-23201507230361AMND
2015-07-23201507230333AMND
2015-08-259590-011-0930ND
2015-08-259590-004-0720ND
2015-08-259590-009-0900ND
2015-08-259590-010-0740ND
2015-08-259590-012-0900ND
2015-08-259590-019-1100ND
2018-07-179588-008-0920ND
2018-07-179588-012-0815ND
2018-07-319588-019-0705ND
2018-11-279588-004-0840ND