Know Your Environment. Protect Your Health.

Dibromochloromethane

Horton Estates Condominium Trust Inc.

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.

 

13

Samples

0

Samples exceeding legal limit (MCL)

6

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20180.650 ppb21ND - 1.30 ppb
20190.367 ppb31ND - 1.10 ppb
20200.950 ppb220.550 ppb - 1.35 ppb
2021ND10ND
2022ND20ND
20230.840 ppb32ND - 1.57 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
2018-06-25ND
2018-08-061.30 ppb
2019-06-181.10 ppb
2019-08-01ND
2019-08-20ND
2020-04-230.550 ppb
2020-08-281.35 ppb
2021-04-19ND
2022-04-15ND
2022-08-29ND
2023-04-101.57 ppb
2023-07-17ND
2023-08-240.950 ppb