Know Your Environment. Protect Your Health.

Bromodichloromethane

Dixie Isle Water System

Bromodichloromethane, one of the total trihalomethanes (TTHMs), is formed when chlorine or other disinfectants are used to treat drinking water. Bromodichloromethane and other disinfection byproducts increase the risk of cancer and may cause problems during pregnancy. Click here to read more about disinfection byproducts.

 

18

Samples

0

Samples exceeding legal limit (MCL)

4

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND30ND
2019ND30ND
2020ND30ND
20211.07 ppb31ND - 3.22 ppb
20221.38 ppb32ND - 3.15 ppb
20230.760 ppb31ND - 2.28 ppb

ppb = parts per billion

State, National, and Health Guidelines for Drinking Water

EWG Health Guideline: 0.06 ppb

The EWG Health Guideline of 0.06 ppb for bromodichloromethane 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
2018-09-14Q1837128002ND
2018-12-13Q1851439007ND
2018-12-13Q1851439011ND
2019-08-21Q1957963001ND
2019-08-21Q1957963003ND
2019-08-21Q1957963009ND
2020-05-27Q2020826014ND
2020-05-27Q2020826015ND
2020-05-27Q2020826017ND
2021-06-30Q2117165005ND
2021-06-30Q21171650133.22 ppb
2021-06-30Q2117165008ND
2022-06-29Q22183550021.000 ppb
2022-06-29Q2218355004ND
2022-06-29Q22183550093.15 ppb
2023-03-01Q2308238008ND
2023-03-01Q2308238010ND
2023-09-25Q23412000022.28 ppb