Menu

EWG's Tap Water Database — 2021 UPDATE

Donate

Bromochloromethane

Clear Lake City Water Authority

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.

MORE ABOUT THIS CONTAMINANT

 

42

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20130.0157 ppb182ND - 0.173 ppb
2014ND50ND
2015ND40ND
2016ND40ND
2017ND50ND
2018ND30ND
2019ND30ND

ppb = parts per billion

All test results

Date Lab ID Result
2013-04-09713558-8572ND
2013-04-09713556-8572ND
2013-04-09713544-8572ND
2013-04-09713560-8572ND
2013-04-09713562-8572ND
2013-04-09713554-8572ND
2013-04-09713542-8572ND
2013-07-10730595-9308ND
2013-07-10730585-9308ND
2013-07-10730593-9308ND
2013-07-10730591-9308ND
2013-10-08751262-10003ND
2013-10-08751275-100190.110 ppb
2013-10-08751296-10003ND
2013-10-08751267-10003ND
2013-10-08751367-10019ND
2013-10-08751277-10003ND
2013-10-08751283-100030.173 ppb
2014-01-08765716-10539ND
2014-01-08765714-10539ND
2014-01-08765722-10539ND
2014-01-08765736-10539ND
2014-02-26AC44797ND
2015-01-20AC76760ND
2015-01-20AC76770ND
2015-01-20AC76758ND
2015-01-20AC76766ND
2016-01-19AD18636ND
2016-01-19AD18634ND
2016-06-20AD41195ND
2016-06-20AD41193ND
2017-01-19AD65733ND
2017-03-08AD74031ND
2017-03-08AD74035ND
2017-03-08AD74033ND
2017-10-25AE02122ND
2018-02-20AE14467ND
2018-03-12AE17898ND
2018-04-24AE23717ND
2019-02-27AE56261ND
2019-02-27AE56279ND
2019-02-27AE56283ND