Know Your Environment. Protect Your Health.

Dibromochloromethane

Cross Roads Special 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.

 

47

Samples

0

Samples exceeding legal limit (MCL)

28

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20180.683 ppb42ND - 1.64 ppb
2019ND40ND
20201.48 ppb42ND - 4.85 ppb
20211.04 ppb128ND - 2.22 ppb
20220.928 ppb128ND - 1.81 ppb
20231.10 ppb118ND - 2.26 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 Lab ID Result
2018-06-11Q1823067005ND
2018-06-11Q1823067008ND
2018-06-11Q18230670111.09 ppb
2018-06-11Q18230670041.64 ppb
2019-09-03Q1961414001ND
2019-09-03Q1961414002ND
2019-10-29Q1974604001ND
2019-10-29Q1974604003ND
2020-09-17Q20371900014.85 ppb
2020-09-17Q20371900021.06 ppb
2020-12-17Q2050079006ND
2020-12-17Q2050079008ND
2021-03-02Q21053080061.46 ppb
2021-06-24Q21166160051.33 ppb
2021-06-24Q2116616008ND
2021-06-24Q2116616009ND
2021-09-21Q21258590041.79 ppb
2021-09-21Q21258590051.17 ppb
2021-09-21Q21258590061.62 ppb
2021-11-30Q2133008017ND
2021-11-30Q21330080162.22 ppb
2021-11-30Q21330080081.86 ppb
2021-11-30Q2133008006ND
2021-11-30Q21330080101.08 ppb
2022-03-22Q22091570071.29 ppb
2022-03-22Q2209157008ND
2022-03-22Q2209157009ND
2022-03-22Q22091570111.22 ppb
2022-03-22Q22091570131.81 ppb
2022-05-26Q22152400011.60 ppb
2022-05-26Q22152400021.10 ppb
2022-05-26Q22152400031.39 ppb
2022-09-15Q2227705001ND
2022-09-15Q2227705002ND
2022-12-13Q22372940011.70 ppb
2022-12-13Q22372940021.03 ppb
2023-02-27Q23078120031.20 ppb
2023-02-27Q23078120091.58 ppb
2023-02-27Q23078120101.16 ppb
2023-05-25Q23196650011.49 ppb
2023-05-25Q23196650021.26 ppb
2023-07-20Q23287420011.82 ppb
2023-07-20Q23287420052.26 ppb
2023-07-20Q23287420061.36 ppb
2023-10-16Q2343886003ND
2023-10-16Q2343886010ND
2023-10-16Q2343886011ND