Skip to main content
WaterVerge
Alerts Cities States PFAS Tracker Guides News Maps Glossary Methodology

Maine ZIP Code Water Quality

128 ZIP codes with water quality data · State average grade: B+

ZIP Codes
128
Avg Grade
B+
A or B
77%
D or F
11%
Grade Distribution

How Maine ZIP codes scored

49%
28%
12%
A
63
49%
Excellent
B
36
28%
Good
C
15
12%
Fair
D
6
5%
Poor
F
8
6%
Failing
All ZIP Codes

All 128 ZIP codes in Maine

ZIP Code Primary City Grade Score Score Cities
03902 York
A+
 97
1
03904 Kittery
A
 92.8
1
03905 Kittery
A
 92.8
1
03909 York
A+
 97
1
03910 York
A+
 97
1
03911 York
A+
 97
1
04005 Biddeford
A
 94.3
2
04006 Biddeford
A
 94.3
2
04007 Biddeford
A
 94.3
2
04009 Bridgton
D
 48.1
1
04014 Kennebunk
A
 93.2
2
04019 Cape Elizabeth
A
 93.8
10
04021 Cape Elizabeth
A
 93.8
10
04028 Hiram
A
 91.6
3
04030 Waterboro
B
 75.2
1
04038 Cape Elizabeth
A
 93.8
10
04043 Kennebunk
A
 93.2
2
04046 Kennebunk
A
 93.2
2
04047 Hiram
A
 91.6
3
04057 Bridgton
D
 48.1
1
04061 Waterboro
B
 75.2
1
04070 Cape Elizabeth
A
 93.8
10
04071 Cape Elizabeth
A
 93.8
10
04073 Sanford
B-
 74.5
1
04074 Cape Elizabeth
A
 93.8
10
04077 Cape Elizabeth
A
 93.8
10
04082 Cape Elizabeth
A
 93.8
10
04083 Sanford
B-
 74.5
1
04087 Waterboro
B
 75.2
1
04092 Cape Elizabeth
A
 93.8
10
04094 Kennebunk
A
 93.2
2
04098 Cape Elizabeth
A
 93.8
10
04101 Cape Elizabeth
A
 93.8
10
04102 Cape Elizabeth
A
 93.8
10
04103 Cape Elizabeth
A
 93.8
10
04104 Cape Elizabeth
A
 93.8
10
04108 Cape Elizabeth
A
 93.8
10
04109 Cape Elizabeth
A
 93.8
10
04110 Cape Elizabeth
A
 93.8
10
04112 Cape Elizabeth
A
 93.8
10
04116 Cape Elizabeth
A
 93.8
10
04122 Cape Elizabeth
A
 93.8
10
04123 Cape Elizabeth
A
 93.8
10
04124 Cape Elizabeth
A
 93.8
10
04210 Auburn
B+
 84.5
1
04211 Auburn
B+
 84.5
1
04212 Auburn
B+
 84.5
1
04217 Bethel
B
 78.2
1
04223 Auburn
B+
 84.5
1
04224 Dixfield
A-
 86.4
1
04225 Wilton
B+
 80.2
1
04227 Dixfield
A-
 86.4
1
04234 Wilton
B+
 80.2
1
04239 Jay
C+
 65.7
1
04240 Lewiston
A-
 86.2
1
04241 Lewiston
A-
 86.2
1
04243 Lewiston
A-
 86.2
1
04250 Lisbon
A-
 86
1
04252 Lisbon
A-
 86
1
04259 Monmouth
B+
 81.3
1
04262 Jay
C+
 65.7
1
04265 Monmouth
B+
 81.3
1
04271 Paris
A-
 86.6
1
04281 Paris
A-
 86.6
1
04286 Bethel
B
 78.2
1
04294 Wilton
B+
 80.2
1
04330 Vassalboro
C
 63.8
5
04332 Vassalboro
C
 63.8
5
04333 Vassalboro
C
 63.8
5
04336 Vassalboro
C
 63.8
5
04338 Vassalboro
C
 63.8
5
04343 Vassalboro
C
 63.8
5
04345 Gardiner
B-
 72.8
1
04359 Gardiner
B-
 72.8
1
04364 Vassalboro
C
 63.8
5
04401 Bangor
B
 76.5
7
04402 Bangor
B
 76.5
7
04414 Brownville
C
 61.1
1
04415 Brownville
C
 61.1
1
04420 Castine
C+
 67.3
1
04421 Castine
C+
 67.3
1
04448 Howland
A
 90.7
1
04453 Howland
A
 90.7
1
04468 Old Town
A-
 89.6
1
04469 Orono
B-
 70.2
1
04473 Orono
B-
 70.2
1
04489 Old Town
A-
 89.6
1
04537 Boothbay
A-
 86.6
1
04544 Boothbay
A-
 86.6
1
04549 Boothbay
A-
 86.6
1
04571 Boothbay
A-
 86.6
1
04609 Bar Harbor
A-
 87.6
1
04637 Princeton
D
 47
2
04644 Bar Harbor
A-
 87.6
1
04660 Mount Desert
B-
 72.5
1
04662 Mount Desert
B-
 72.5
1
04668 Princeton
D
 47
2
04672 Bar Harbor
A-
 87.6
1
04675 Mount Desert
B-
 72.5
1
04732 Ashland
A-
 87.2
1
04738 Washburn
B+
 82.9
1
04743 Fort Kent
C+
 67.4
1
04744 Fort Kent
C+
 67.4
1
04750 Limestone
D
 49.6
1
04751 Limestone
D
 49.6
1
04756 Madawaska
A
 93.6
1
04773 Madawaska
A
 93.6
1
04775 Ashland
A-
 87.2
1
04786 Washburn
B+
 82.9
1
04856 Camden
B
 79.7
5
04865 Camden
B
 79.7
5
04901 Fairfield
F
 36.4
5
04903 Fairfield
F
 36.4
5
04911 Anson
B
 77.5
3
04933 Newport
B+
 83
1
04935 Fairfield
F
 36.4
5
04937 Fairfield
F
 36.4
5
04938 Farmington
B
 77.9
1
04940 Farmington
B
 77.9
1
04944 Fairfield
F
 36.4
5
04953 Newport
B+
 83
1
04958 Anson
B
 77.5
3
04962 Fairfield
F
 36.4
5
04964 Dallas Plt
A-
 86.7
4
04970 Dallas Plt
A-
 86.7
4
04975 Fairfield
F
 36.4
5
04989 Fairfield
F
 36.4
5
04992 Farmington
B
 77.9
1
← All states ZIP directory Maine water overview Maine water alerts →