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EWG's Tap Water Database — 2021 UPDATE

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Bromide

Mid-Peninsula Water District

Bromide is a naturally occurring element found in surface waters and groundwater. During drinking water treatment, bromide can combine with chlorine or other disinfectants, contributing to the formation of toxic tap water disinfection byproducts.

 

0

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND30ND
2015ND30ND
20167.00 ppb42ND - 14.0 ppb
201713.0 ppb32ND - 24.0 ppb
2018ND30ND
2019ND30ND

ppb = parts per billion

All test results

Date Lab ID Result