Know Your Environment. Protect Your Health.

Dibromochloromethane

Raleigh County Psd Odd

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.

 

25

Samples

0

Samples exceeding legal limit (MCL)

13

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20180.750 ppb43ND - 1.10 ppb
20190.160 ppb41ND - 0.640 ppb
20200.888 ppb550.610 ppb - 1.10 ppb
20210.725 ppb43ND - 1.20 ppb
2022ND40ND
20230.300 ppb41ND - 1.20 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
2018-02-02353726630011.10 ppb
2018-05-0135390238001ND
2018-08-02354091700011.000 ppb
2018-11-02354292820010.900 ppb
2019-02-0135446754001ND
2019-05-03354665360010.640 ppb
2019-08-0135487631001ND
2019-11-0435509907001ND
2020-02-03356284640011.10 ppb
2020-02-03356284640011.10 ppb
2020-05-05355488450010.610 ppb
2020-08-05365687680010.920 ppb
2020-11-04355902360010.710 ppb
2021-02-02358098850010.500 ppb
2021-05-0535631417001ND
2021-08-02358532140011.20 ppb
2021-11-01356770840011.20 ppb
2022-02-013225476001ND
2022-05-023240647001ND
2022-08-013256214001ND
2022-11-023272665001ND
2023-02-013286616001ND
2023-05-023301399001ND
2023-08-033317105001ND
2023-11-0333315800011.20 ppb