The Power of Information

National Drinking Water Database


National Drinking Water Database - Chemical Contaminants

The Most Polluted Communities

24 water utilities reported detecting Tin (total) 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)
1Saint Paul Regional Water Services
St Paul, MN
414,73517 of 1747.92 ppb
(10.18 to 75.3 ppb)
2Canton Village
Canton, NY
6,3791 of 18 ppb
(8 ppb)
3Keeseville V
Keeseville, NY
2,3001 of 16 ppb
(6 ppb)
4Clayton Village
Clayton, NY
2,1001 of 110 ppb
(10 ppb)
5Black River Village
Black River, NY
1,6001 of 141 ppb
(41 ppb)
6Theresa Village
Theresa, NY
9501 of 19.5 ppb
(9.5 ppb)
7Antwerp Village
Antwerp, NY
9001 of 111 ppb
(11 ppb)
8Fort Covington Wd
Fort Covington, NY
9001 of 17 ppb
(7 ppb)
9Copenhagen Village
Copenhagen, NY
8502 of 219.5 ppb
(6 to 33 ppb)
10Port Leyden Village
Port Leyden, NY
8201 of 15 ppb
(5 ppb)
11Fultonville Village Pws
Fultonville, NY
7401 of 12.5 ppb
(2.5 ppb)
12Harrisville Village
Harrisville, NY
7001 of 111 ppb
(11 ppb)
13Henderson Town WD #1
Henderson, NY
6502 of 27 ppb
(6 to 8 ppb)
14Evans Mills Village
Evans Mills, NY
6442 of 223.5 ppb
(13 to 34 ppb)
15Turin Village
Turin, NY
3501 of 114 ppb
(14 ppb)
16Castorland Village
Castorland, NY
3201 of 110 ppb
(10 ppb)
17Ellisburg WD 1 (Pierrepont Manor)
Ellisburg, NY
3002 of 211 ppb
(10 to 12 ppb)
18Essex Wd
Essex, NY
3001 of 18 ppb
(8 ppb)
19Deferiet Village
Deferiet, NY
3002 of 211.5 ppb
(7 to 16 ppb)
20Champion Wd#2 (H.champion)
Carthage, NY
2401 of 134 ppb
(34 ppb)