Know Your Environment. Protect Your Health.

Bromoform

Aqua Pa Uwchlan

Bromoform, one of the total trihalomethanes (TTHMs), is formed when chlorine or other disinfectants are used to treat drinking water. Bromoform and other disinfection byproducts increase the risk of cancer and may cause problems during pregnancy. Click here to read more about disinfection byproducts.

 

96

Samples

0

Samples exceeding legal limit (MCL)

25

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20180.425 ppb1611ND - 0.800 ppb
20190.213 ppb166ND - 0.700 ppb
20200.119 ppb163ND - 0.800 ppb
2021ND160ND
20220.331 ppb168ND - 0.900 ppb
20230.381 ppb169ND - 1.000 ppb

ppb = parts per billion

State, National, and Health Guidelines for Drinking Water

EWG Health Guideline: 0.5 ppb

The EWG Health Guideline of 0.5 ppb for bromoform is 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, harm to reproduction and child development, and change to fetal growth and development .

ppb = parts per billion

All test results

Date Lab ID Result
2018-02-02AF751050.600 ppb
2018-02-02AF75090ND
2018-02-02AF75098ND
2018-02-02AF750930.500 ppb
2018-05-04AF831960.600 ppb
2018-05-04AF82684ND
2018-05-04AF832090.500 ppb
2018-05-04AF83199ND
2018-08-03AF914890.700 ppb
2018-08-03AF91060ND
2018-08-03AF915020.800 ppb
2018-08-03AF914910.600 ppb
2018-11-02AG001700.500 ppb
2018-11-02AG001670.600 ppb
2018-11-02AG001820.800 ppb
2018-11-02AF985070.600 ppb
2019-02-01AG07528ND
2019-02-01AG07539ND
2019-02-01AG07525ND
2019-02-01AG06315ND
2019-05-03AG16209ND
2019-05-03AG16212ND
2019-05-03AG147620.500 ppb
2019-05-03AG16230ND
2019-08-02AG244270.700 ppb
2019-08-02AG263110.500 ppb
2019-08-02AG263130.500 ppb
2019-08-02AG263280.600 ppb
2019-11-01AG370230.600 ppb
2019-11-01AG37011ND
2019-11-01AG37014ND
2019-11-01AG35545ND
2020-02-07ND
2020-02-07ND
2020-02-07ND
2020-02-07ND
2020-05-01ND
2020-05-01ND
2020-05-01ND
2020-05-01ND
2020-08-04ND
2020-08-040.600 ppb
2020-08-04ND
2020-08-050.500 ppb
2020-11-06ND
2020-11-06ND
2020-11-06ND
2020-11-060.800 ppb
2021-02-03ND
2021-02-03ND
2021-02-03ND
2021-02-03ND
2021-05-07ND
2021-05-07ND
2021-05-07ND
2021-05-07ND
2021-08-06ND
2021-08-06ND
2021-08-06ND
2021-08-06ND
2021-11-05ND
2021-11-05ND
2021-11-05ND
2021-11-05ND
2022-02-04ND
2022-02-04ND
2022-02-04ND
2022-02-04ND
2022-05-030.500 ppb
2022-05-030.500 ppb
2022-05-03ND
2022-05-03ND
2022-08-050.700 ppb
2022-08-050.900 ppb
2022-08-050.600 ppb
2022-08-05ND
2022-11-040.700 ppb
2022-11-040.600 ppb
2022-11-04ND
2022-11-040.800 ppb
2023-02-03ND
2023-02-03ND
2023-02-03ND
2023-02-03ND
2023-05-050.500 ppb
2023-05-05ND
2023-05-050.600 ppb
2023-05-05ND
2023-08-040.600 ppb
2023-08-040.800 ppb
2023-08-040.800 ppb
2023-08-041.000 ppb
2023-11-030.500 ppb
2023-11-030.500 ppb
2023-11-030.800 ppb
2023-11-03ND