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National Drinking Water Database

Bromide in Massachusetts

Bromide is a naturally occurring element found in surface waters and groundwater and contributes to the formation of toxic tap water disinfection byproducts.

The Most Polluted Communities in Massachusetts

9 water utilities reported detecting Bromide in tap water since 2004, according to EWG's analysis of water quality data supplied by state water agencies

Ranked by highest average Bromide level

RankSystem Population Served Positive test results of total reported tests Average Level
1Cambridge Water Department
Cambridge, MA
101,35516 of 1688 ppb
(46 to 130 ppb)
2Billerica Water Dept
Billerica, MA
38,9816 of 770.71 ppb
(0 to 150 ppb)
3Westford Water Department
15,85312 of 1262.79 ppb
(35 to 70 ppb)
4Andover Water Dept
Andover, MA
31,34412 of 1249.75 ppb
(40 to 64 ppb)
5Littleton Water Department
Littleton, MA
8,50052 of 5239.77 ppb
(19 to 67 ppb)
6North Andover Water Dept Dpw
North Andover, MA
28,20025 of 2531.6 ppb
(13 to 40 ppb)
7Gardner Water Department
Gardner, MA
20,77049 of 5727.1 ppb
(0 to 180 ppb)
8Massachusetts Water Resources Authority
Boston, MA
2,000,00028 of 2816.09 ppb
(13 to 24.3 ppb)
9Worcester Dpw, Water Supply Division
Worcester, MA
172,6489 of 1790.79 ppb
(0 to 23 ppb)

Health Based Limits for Bromide

There are no health based standards that EWG is using for this chemical

Violation Summary for Bromide in Massachusetts

There are no violations reported for this contaminant in Massachusetts