Know Your Environment. Protect Your Health.

Bromodichloromethane

City of Aubrey

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.

 

40

Samples

0

Samples exceeding legal limit (MCL)

13

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20180.492 ppb62ND - 1.83 ppb
20190.597 ppb63ND - 1.38 ppb
20200.483 ppb72ND - 2.22 ppb
20210.170 ppb61ND - 1.02 ppb
20220.190 ppb61ND - 1.14 ppb
20230.679 ppb94ND - 2.07 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
2018-03-15Q1810837004ND
2018-03-15Q1810837006ND
2018-03-15Q1810837008ND
2018-03-15Q1810837002ND
2018-07-10Q18274570011.83 ppb
2018-07-10Q18274570021.12 ppb
2019-05-15Q19262330151.11 ppb
2019-05-15Q19262330141.09 ppb
2019-05-15Q1926233007ND
2019-05-15Q19262330051.38 ppb
2019-05-15Q1926233003ND
2019-05-15Q1926233001ND
2020-03-26Q2012850003ND
2020-05-18Q2019651001ND
2020-05-18Q20196510032.22 ppb
2020-05-18Q20196510041.16 ppb
2020-10-05Q2038828008ND
2020-10-05Q2038828010ND
2020-10-05Q2038828012ND
2021-07-01Q2117370012ND
2021-07-01Q2117370021ND
2021-07-01Q2117370018ND
2021-07-01Q2117370014ND
2021-07-01Q2117370011ND
2021-07-01Q21173700161.02 ppb
2022-08-24Q2225200001ND
2022-08-24Q22252000021.14 ppb
2022-10-13Q2231065002ND
2022-10-13Q2231065004ND
2022-10-13Q2231065006ND
2022-10-13Q2231065008ND
2023-04-11Q23133000121.19 ppb
2023-09-26Q2341271006ND
2023-09-26Q2341271008ND
2023-09-26Q2341271010ND
2023-09-26Q2341271012ND
2023-09-26Q23412710341.35 ppb
2023-09-26Q23412710351.50 ppb
2023-09-26Q23412710372.07 ppb
2023-11-14Q2348752005ND