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EWG's Tap Water Database — 2021 UPDATE

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Bromide

Manhasset Lakeville WD

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.

 

12

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND10ND
2015100.0 ppb11100.0 ppb
201616.7 ppb31ND - 50.0 ppb
201762.5 ppb2256.0 ppb - 69.0 ppb
201824.8 ppb52ND - 69.0 ppb
2019N/A00N/A

ppb = parts per billion

All test results

Date Lab ID Result
2014-03-241403G29-001ND
2015-03-311503L06-008100.0 ppb
2016-07-131607A82-00250.0 ppb
2016-07-131607A82-001ND
2016-07-201607H37-003ND
2017-11-27703653900369.0 ppb
2017-11-28703665900156.0 ppb
2018-08-22706246700155.0 ppb
2018-08-237062640002ND
2018-08-237062640001ND
2018-08-297063131005-POCSND
2018-08-30706332200269.0 ppb