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National Drinking Water Database


National Drinking Water Database - Chemical Contaminants

The Most Polluted Communities

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

Ranked by population

RankSystem Population Served Positive test results of total reported tests Average Level
(Range)
1Machias Water Company
Machias, ME
1,3832 of 30.87 ppb
(0 to 1.3 ppb)
2Franklin Water Dept.
Franklin, ME
4284 of 50.21 ppb
(0 to 0.42 ppb)
3Aqua Maine,inc. Union Division
Rockport, ME
2381 of 10.69 ppb
(0.69 ppb)
4Hancock Heights Mhp
Hancock, ME
2182 of 23.75 ppb
(3.7 to 3.8 ppb)
5Addison Point Water District
Addison, ME
1631 of 20.35 ppb
(0 to 0.69 ppb)
6Crescent Mobile Home Park
Hancock, ME
702 of 22.9 ppb
(2.4 to 3.4 ppb)
7Allen Water Company
Columbia Falls, ME
681 of 10.96 ppb
(0.96 ppb)