Know Your Environment. Protect Your Health.

Dibromochloromethane

Fort Bend County Municipal Utility District 128

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.

 

23

Samples

0

Samples exceeding legal limit (MCL)

3

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20180.300 ppb41ND - 1.20 ppb
20190.350 ppb41ND - 1.40 ppb
2020ND30ND
202110.1 ppb41ND - 40.3 ppb
2022ND40ND
2023ND40ND

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
2018-01-25AE104741.20 ppb
2018-06-21AE30948ND
2018-08-14AE36826ND
2018-10-24AE44456ND
2019-01-22AE50686ND
2019-04-09AE61576ND
2019-09-11AE829931.40 ppb
2019-11-19AE89750ND
2020-02-13AE98414ND
2020-05-29AF13356ND
2020-07-10AF19102ND
2021-02-11AF43693ND
2021-04-22AF5108840.3 ppb
2021-07-21AF62808ND
2021-10-19AF73905ND
2022-01-25AF81584ND
2022-04-18AF93509ND
2022-09-28AG15215ND
2022-12-14AG21794ND
2023-02-01AG27086ND
2023-05-11AG40289ND
2023-07-21Q2330356001ND
2023-12-12AG66321ND