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EWG's Tap Water Database — 2021 UPDATE

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Bromochloromethane

City of Menlo Park

NOTE: City of Menlo Park purchases water from San Francisco Regional Water System which is required to test for bromochloromethane. Sample information shown below was taken by San Francisco Regional Water System.

Bromochloromethane is a tap water disinfection byproduct; it is also used as an intermediate in chemical manufacturing and as a fire extinguishing agent. Disinfection byproducts in drinking water increase the risk of cancer.

 

1

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND40ND
2015N/A00N/A
2016N/A00N/A
2017N/A00N/A
2018ND10ND
2019N/A00N/A

ppb = parts per billion

All test results

NOTE: City of Menlo Park purchases water from San Francisco Regional Water System which is required to test for bromochloromethane. Sample information shown below was taken by San Francisco Regional Water System.

Date Lab ID Result
2018-06-289590-015-0950ND