Know Your Environment. Protect Your Health.

Dibromochloromethane

Raleigh County Psd Fitzpatrick

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.

 

7

Samples

0

Samples exceeding legal limit (MCL)

4

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20181.30 ppb111.30 ppb
2019ND10ND
20200.600 ppb110.600 ppb
20210.780 ppb110.780 ppb
2022ND10ND
20230.500 ppb21ND - 1.000 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
2018-08-03354091770011.30 ppb
2019-08-0135487519001ND
2020-08-03366577790010.600 ppb
2021-08-03356534340010.780 ppb
2022-08-023256536001ND
2023-08-043317096001ND
2023-11-0233315790011.000 ppb