Know Your Environment. Protect Your Health.

Dibromochloromethane

Pecos County Water Control and Improvement District 1

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.

 

12

Samples

0

Samples exceeding legal limit (MCL)

1

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND20ND
2019ND20ND
2020ND20ND
2021ND20ND
20220.590 ppb21ND - 1.18 ppb
2023ND20ND

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
2018-01-24Q1803181002ND
2018-06-12Q1823699001ND
2019-02-21Q1907796003ND
2019-05-01Q1918336001ND
2020-02-05Q2004912003ND
2020-06-03Q2022414002ND
2021-03-16Q2106897002ND
2021-05-18Q2112885001ND
2022-02-08Q2204839002ND
2022-08-30Q22256590011.18 ppb
2023-05-24Q2319573002ND
2023-05-24Q2319573009ND