Bromoform

Montgomery County Municipal Utility District 84

NOTE: Montgomery County Municipal Utility District 84 purchases water from Montgomery County Municipal Utility District 83 which is required to test for bromoform. Sample information shown below was taken by Montgomery County Municipal Utility District 83.

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.

MORE ABOUT THIS CONTAMINANT

Samples

Samples exceeding legal limit (MCL)

Samples exceeding
health guidelines

Testing results - average by year

Year	Average result	Samples taken	Range of results
2014	ND	2	ND
2015	ND	2	ND
2016	ND	2	ND
2017	ND	2	ND
2018	ND	2	ND
2019	ND	2	ND

ppb = parts per billion

State and national drinking water standards and health guidelines

EWG Health Guideline 0.5 ppb

The EWG Health Guideline of 0.5 ppb for bromoform was proposed in 2018 by the California Office of Environmental Health Hazard Assessment as a one-in-a-million lifetime risk of cancer. Values greater than one-in-a-million cancer risk level can result in increased cancer cases above one in a million people.

ppb = parts per billion

All test results

Date	Lab ID	Result
2014-08-19	AC64324	ND
2014-08-19	AC64404	ND
2015-02-24	AC81689	ND
2015-05-28	AC93613	ND
2015-05-28	AC93723	ND
2016-09-13	AD49126	ND
2016-11-22	AD59054	ND
2017-04-27	AD81510	ND
2017-07-24	AD90354	ND
2018-09-11	AE39602	ND
2018-09-11	AE39542	ND
2019-09-26	AE84799	ND
2019-11-25	AE90428	ND