Know Your Environment. Protect Your Health.

Dibromochloromethane

Fentress County UD

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.

 

52

Samples

0

Samples exceeding legal limit (MCL)

9

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND10ND
2019ND10ND
2020ND10ND
20210.333 ppb164ND - 1.62 ppb
20220.283 ppb204ND - 1.49 ppb
20230.0625 ppb161ND - 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 Result
2021-02-24ND
2021-02-24ND
2021-02-24ND
2021-02-24ND
2021-05-19ND
2021-05-19ND
2021-05-19ND
2021-05-19ND
2021-08-181.62 ppb
2021-08-181.08 ppb
2021-08-181.25 ppb
2021-08-181.38 ppb
2021-11-17ND
2021-11-17ND
2021-11-17ND
2021-11-17ND
2022-02-23ND
2022-02-23ND
2022-02-23ND
2022-02-23ND
2022-02-23ND
2022-02-23ND
2022-02-23ND
2022-02-23ND
2022-05-18ND
2022-05-18ND
2022-05-18ND
2022-05-18ND
2022-09-271.49 ppb
2022-09-271.48 ppb
2022-09-271.31 ppb
2022-09-271.38 ppb
2022-11-16ND
2022-11-16ND
2022-11-16ND
2022-11-16ND
2023-02-15ND
2023-02-15ND
2023-02-15ND
2023-02-15ND
2023-05-17ND
2023-05-17ND
2023-05-17ND
2023-05-17ND
2023-08-16ND
2023-08-16ND
2023-08-16ND
2023-08-16ND
2023-11-15ND
2023-11-15ND
2023-11-151.000 ppb
2023-11-15ND