Know Your Environment. Protect Your Health.

Dibromochloromethane

Hendersonville Utility District

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.

 

91

Samples

0

Samples exceeding legal limit (MCL)

12

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20180.731 ppb110.731 ppb
2019ND10ND
2020N/A00N/A
20210.0567 ppb181ND - 1.02 ppb
20220.265 ppb266ND - 1.29 ppb
20230.0978 ppb454ND - 1.26 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
2018-05-230.731 ppb
2019-05-28ND
2021-01-05ND
2021-01-05ND
2021-01-05ND
2021-01-05ND
2021-04-14ND
2021-04-14ND
2021-04-14ND
2021-04-14ND
2021-05-25ND
2021-07-141.02 ppb
2021-07-14ND
2021-07-14ND
2021-07-14ND
2021-10-13ND
2021-10-13ND
2021-10-13ND
2021-10-13ND
2021-11-17ND
2022-01-11ND
2022-01-11ND
2022-01-11ND
2022-01-11ND
2022-01-11ND
2022-01-11ND
2022-01-11ND
2022-01-11ND
2022-04-12ND
2022-04-12ND
2022-04-12ND
2022-04-12ND
2022-04-27ND
2022-05-25ND
2022-07-13ND
2022-07-13ND
2022-07-13ND
2022-07-13ND
2022-10-12ND
2022-10-12ND
2022-10-121.19 ppb
2022-10-121.16 ppb
2022-10-121.04 ppb
2022-10-121.29 ppb
2022-10-121.19 ppb
2022-10-121.01 ppb
2023-01-11ND
2023-01-11ND
2023-01-11ND
2023-01-11ND
2023-01-11ND
2023-01-11ND
2023-01-11ND
2023-01-11ND
2023-01-11ND
2023-01-11ND
2023-01-11ND
2023-01-11ND
2023-01-11ND
2023-01-11ND
2023-01-11ND
2023-01-11ND
2023-01-11ND
2023-01-11ND
2023-01-11ND
2023-01-11ND
2023-01-11ND
2023-01-11ND
2023-01-11ND
2023-01-11ND
2023-04-12ND
2023-04-12ND
2023-04-12ND
2023-04-12ND
2023-04-12ND
2023-04-12ND
2023-04-12ND
2023-04-12ND
2023-05-24ND
2023-07-11ND
2023-07-11ND
2023-07-11ND
2023-07-111.05 ppb
2023-07-11ND
2023-07-11ND
2023-07-111.02 ppb
2023-07-11ND
2023-10-11ND
2023-10-111.26 ppb
2023-10-11ND
2023-10-111.07 ppb