Know Your Environment. Protect Your Health.

Dibromochloromethane

City of Kirkland

Dibromochloromethane, one of the total trihalomethanes (TTHMs), is formed when chlorine or other disinfectants are used to treat drinking water. Dibromochloromethane and other disinfection byproducts increase the risk of cancer and may cause problems during pregnancy. Click here to read more about disinfection byproducts.

 

128

Samples

0

Samples exceeding legal limit (MCL)

2

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND160ND
2019ND160ND
2020N/A00N/A
2021ND320ND
2022ND320ND
20230.0382 ppb322ND - 0.634 ppb

ppb = parts per billion

State, National, and Health Guidelines for Drinking Water

EWG Health Guideline: 0.1 ppb

The EWG Health Guideline of 0.1 ppb for dibromochloromethane was based on the California Office of Environmental Health Hazard Assessment's public health goal, the level of a drinking water contaminant that does not pose a significant health risk. This health guideline protects against cancer and harm to fetal growth and development.

ppb = parts per billion

All test results

Date Lab ID Result
2018-01-17ND
2018-01-17ND
2018-01-17ND
2018-01-17ND
2018-04-10ND
2018-04-10ND
2018-04-10ND
2018-04-10ND
2018-07-12ND
2018-07-12ND
2018-07-12ND
2018-07-12ND
2018-10-08ND
2018-10-08ND
2018-10-08ND
2018-10-08ND
2019-01-17ND
2019-01-17ND
2019-01-17ND
2019-01-17ND
2019-04-09ND
2019-04-09ND
2019-04-09ND
2019-04-09ND
2019-07-19ND
2019-07-19ND
2019-07-19ND
2019-07-19ND
2019-10-16ND
2019-10-16ND
2019-10-16ND
2019-10-16ND
2021-01-134064317ND
2021-01-134064315ND
2021-01-134064318ND
2021-01-134064314ND
2021-01-134064316ND
2021-01-134064313ND
2021-01-134064311ND
2021-01-134064312ND
2021-04-134101653ND
2021-04-134101656ND
2021-04-134101654ND
2021-04-134101651ND
2021-04-134101658ND
2021-04-134101652ND
2021-04-134101655ND
2021-04-134101657ND
2021-07-144172408ND
2021-07-144172407ND
2021-07-144172404ND
2021-07-144172409ND
2021-07-144172406ND
2021-07-144172405ND
2021-07-144172403ND
2021-07-144172410ND
2021-10-144195734ND
2021-10-144195731ND
2021-10-144195732ND
2021-10-144195733ND
2021-10-144195735ND
2021-10-144195737ND
2021-10-144195738ND
2021-10-144195736ND
2022-01-114230069ND
2022-01-114230072ND
2022-01-114230071ND
2022-01-114230070ND
2022-01-114230068ND
2022-01-114230065ND
2022-01-114230066ND
2022-01-114230067ND
2022-04-124270538ND
2022-04-124270539ND
2022-04-124270542ND
2022-04-124270545ND
2022-04-124270541ND
2022-04-124270543ND
2022-04-124270544ND
2022-04-124270540ND
2022-07-124310282ND
2022-07-124310280ND
2022-07-124310283ND
2022-07-124310279ND
2022-07-124310281ND
2022-07-124310286ND
2022-07-124310285ND
2022-07-124310284ND
2022-10-114361983ND
2022-10-114361979ND
2022-10-114361981ND
2022-10-114361984ND
2022-10-114361980ND
2022-10-114361982ND
2022-10-114361977ND
2022-10-114361978ND
2023-01-104397723ND
2023-01-104397720ND
2023-01-104397722ND
2023-01-104397717ND
2023-01-104397719ND
2023-01-104397721ND
2023-01-104397716ND
2023-01-104397718ND
2023-04-104442087ND
2023-04-104442089ND
2023-04-104442085ND
2023-04-104442086ND
2023-04-104442088ND
2023-04-104442090ND
2023-04-104442084ND
2023-04-124442360ND
2023-07-104482816ND
2023-07-104482813ND
2023-07-104482815ND
2023-07-104482809ND
2023-07-104482810ND
2023-07-104482812ND
2023-07-104482814ND
2023-07-104482811ND
2023-10-094529380ND
2023-10-094529382ND
2023-10-0945293770.634 ppb
2023-10-0945293790.588 ppb
2023-10-094529383ND
2023-10-094529381ND
2023-10-094529376ND
2023-10-094529378ND