Menu

EWG's Tap Water Database — 2019 UPDATE

Donate

Bromochloromethane

City of Chino Hills

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.

 

19

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012ND10ND
2013ND80ND
2014ND40ND
2015N/A00N/A
2016ND20ND
2017ND40ND

ppb = parts per billion

All test results

Date Lab ID Result
2012-07-184790-014-1130ND
2013-06-18B3F1931-03ND
2013-06-18B3F1931-01ND
2013-06-18B3F1931-05ND
2013-09-24B3I2250-05ND
2013-09-24B3I2250-07ND
2013-12-16B3L1445-03ND
2013-12-16B3L1445-01ND
2013-12-16B3L1445-05ND
2014-01-234790-017-1330ND
2014-01-234790-001-1300ND
2014-03-13B4C1347-01ND
2014-03-13B4C1347-03ND
2016-03-034790-024-1030ND
2016-03-034790-014-1130ND
2017-02-169588-017-1040ND
2017-02-169588-001-1010ND
2017-04-199588-010-0945ND
2017-04-199588-009-1030ND