Know Your Environment. Protect Your Health.

Dibromochloromethane

Lcjmwsc-pelion, Town of

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.

 

48

Samples

0

Samples exceeding legal limit (MCL)

14

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20181.29 ppb87ND - 2.17 ppb
20190.275 ppb82ND - 1.15 ppb
2020ND80ND
20210.125 ppb81ND - 1.000 ppb
20220.649 ppb84ND - 1.62 ppb
2023ND80ND

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
2018-01-302180202-231.18 ppb
2018-01-302180202-241.09 ppb
2018-05-012180502-27ND
2018-05-012180502-281.000 ppb
2018-08-022180803-111.55 ppb
2018-08-022180803-122.17 ppb
2018-10-292181101-521.71 ppb
2018-10-292181101-511.58 ppb
2019-02-042190205-321.05 ppb
2019-02-042190205-31ND
2019-04-292190501-31ND
2019-04-292190501-32ND
2019-07-312190802-321.15 ppb
2019-07-312190802-31ND
2019-11-082191113-38ND
2019-11-082191113-37ND
2020-02-042200205-22ND
2020-02-042200205-21ND
2020-05-052200506-41ND
2020-05-052200506-42ND
2020-08-032200804-22ND
2020-08-032200804-21ND
2020-11-052201106-12ND
2020-11-052201106-11ND
2021-02-022210203-22ND
2021-02-022210203-21ND
2021-05-172210518-21ND
2021-05-172210518-22ND
2021-08-042210805-211.000 ppb
2021-08-042210805-22ND
2021-11-022211103-31ND
2021-11-022211103-32ND
2022-02-012220202-221.16 ppb
2022-02-012220202-21ND
2022-05-052220506-19ND
2022-05-052220506-20ND
2022-08-012220802-261.62 ppb
2022-08-012220802-251.18 ppb
2022-11-012221102-25ND
2022-11-012221102-261.23 ppb
2023-02-022230203-22ND
2023-02-022230203-21ND
2023-05-022230503-34ND
2023-05-022230503-33ND
2023-08-102230811-05ND
2023-08-102230811-06ND
2023-10-302231031-21ND
2023-10-302231031-22ND