Know Your Environment. Protect Your Health.

Dibromochloromethane

North Howard Rural Water Association

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.

 

51

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND90ND
2019ND80ND
2020ND80ND
2021ND100ND
2022ND80ND
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
2018-02-1318046001602ND
2018-02-1318046001302ND
2018-05-1518137005702ND
2018-05-1518137005602ND
2018-08-1418228003902ND
2018-08-1418228004002ND
2018-09-1718263001102ND
2018-11-1318319006502ND
2018-11-1318319006402ND
2019-02-1219045008002ND
2019-02-1219045008102ND
2019-05-0719129005202ND
2019-05-0719129005102ND
2019-08-1319227003302ND
2019-08-1319227003202ND
2019-11-0419311000802ND
2019-11-0419311000902ND
2020-02-0320037001902ND
2020-02-0320037001802ND
2020-05-0520128006102ND
2020-05-0520128006202ND
2020-08-1120226005302ND
2020-08-1120226005402ND
2020-11-0420310005502ND
2020-11-0420310005402ND
2021-02-2421056004101ND
2021-02-2421056004001ND
2021-05-1121133006702ND
2021-05-1121133006802ND
2021-08-0421217002902ND
2021-08-0421217002802ND
2021-09-1521259001402ND
2021-09-1521259001302ND
2021-10-2721300003002ND
2021-10-2721300003102ND
2022-01-3122033009002ND
2022-01-3122033009102ND
2022-05-04O197619-THM-1ND
2022-05-04O197618-THM-1ND
2022-08-03O200307-THM-1ND
2022-08-03O200306-THM-1ND
2022-10-25O203125-THM-1ND
2022-10-25O203124-THM-1ND
2023-02-08O206078-THM-1ND
2023-02-08O206079-THM-1ND
2023-05-01O208737-THM-1ND
2023-05-01O208738-THM-1ND
2023-07-24O210965-THM-1ND
2023-07-24O210964-THM-1ND
2023-10-31O213545-THM-1ND
2023-10-31O213544-THM-1ND