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Connecticut ZIP Code Water Quality

122 ZIP codes with water quality data · State average grade: C

ZIP Codes
122
Avg Grade
C
A or B
53%
D or F
33%
Grade Distribution

How Connecticut ZIP codes scored

27%
26%
14%
30%
A
33
27%
Excellent
B
32
26%
Good
C
17
14%
Fair
D
37
30%
Poor
F
3
2%
Failing
All ZIP Codes

All 122 ZIP codes in Connecticut

ZIP Code Primary City Grade Score Score Cities
06010 Plainville
C
 63.4
4
06011 Plainville
C
 63.4
4
06050 Farmington
D+
 54.4
6
06051 Farmington
D+
 54.4
6
06052 Farmington
D+
 54.4
6
06053 Farmington
D+
 54.4
6
06101 East Hartford
A-
 86.7
15
06102 East Hartford
A-
 86.7
15
06103 East Hartford
A-
 86.7
15
06104 East Hartford
A-
 86.7
15
06105 East Hartford
A-
 86.7
15
06106 East Hartford
A-
 86.7
15
06112 East Hartford
A-
 86.7
15
06114 East Hartford
A-
 86.7
15
06115 East Hartford
A-
 86.7
15
06120 East Hartford
A-
 86.7
15
06123 East Hartford
A-
 86.7
15
06126 East Hartford
A-
 86.7
15
06127 East Hartford
A-
 86.7
15
06132 East Hartford
A-
 86.7
15
06133 East Hartford
A-
 86.7
15
06134 East Hartford
A-
 86.7
15
06140 East Hartford
A-
 86.7
15
06141 East Hartford
A-
 86.7
15
06142 East Hartford
A-
 86.7
15
06143 East Hartford
A-
 86.7
15
06144 East Hartford
A-
 86.7
15
06145 East Hartford
A-
 86.7
15
06146 East Hartford
A-
 86.7
15
06147 East Hartford
A-
 86.7
15
06150 East Hartford
A-
 86.7
15
06151 East Hartford
A-
 86.7
15
06152 East Hartford
A-
 86.7
15
06154 East Hartford
A-
 86.7
15
06160 East Hartford
A-
 86.7
15
06167 East Hartford
A-
 86.7
15
06176 East Hartford
A-
 86.7
15
06183 East Hartford
A-
 86.7
15
06339-3060 Mashantucket
B
 78
1
06360 Bozrah
B
 78.8
6
06380 Bozrah
B
 78.8
6
06382 Uncasville
A
 92.2
1
06389 Bozrah
B
 78.8
6
06450 Ansonia
B+
 82.4
20
06451 Ansonia
B+
 82.4
20
06457 Middletown
D
 46
2
06459 Middletown
D
 46
2
06501 Ansonia
B+
 82.4
20
06502 Ansonia
B+
 82.4
20
06503 Ansonia
B+
 82.4
20
06504 Ansonia
B+
 82.4
20
06505 Ansonia
B+
 82.4
20
06506 Ansonia
B+
 82.4
20
06507 Ansonia
B+
 82.4
20
06508 Ansonia
B+
 82.4
20
06509 Ansonia
B+
 82.4
20
06510 Ansonia
B+
 82.4
20
06511 Ansonia
B+
 82.4
20
06512 Ansonia
B+
 82.4
20
06513 Ansonia
B+
 82.4
20
06515 Ansonia
B+
 82.4
20
06516 Ansonia
B+
 82.4
20
06519 Ansonia
B+
 82.4
20
06520 Ansonia
B+
 82.4
20
06521 Ansonia
B+
 82.4
20
06530 Ansonia
B+
 82.4
20
06531 Ansonia
B+
 82.4
20
06532 Ansonia
B+
 82.4
20
06533 Ansonia
B+
 82.4
20
06534 Ansonia
B+
 82.4
20
06535 Ansonia
B+
 82.4
20
06536 Ansonia
B+
 82.4
20
06540 Ansonia
B+
 82.4
20
06601 Seymour
D+
 50.4
15
06602 Seymour
D+
 50.4
15
06604 Seymour
D+
 50.4
15
06605 Seymour
D+
 50.4
15
06606 Seymour
D+
 50.4
15
06607 Seymour
D+
 50.4
15
06608 Seymour
D+
 50.4
15
06610 Seymour
D+
 50.4
15
06701 Prospect
C+
 69.1
4
06702 Prospect
C+
 69.1
4
06703 Prospect
C+
 69.1
4
06704 Prospect
C+
 69.1
4
06705 Prospect
C+
 69.1
4
06706 Prospect
C+
 69.1
4
06708 Prospect
C+
 69.1
4
06710 Prospect
C+
 69.1
4
06720 Prospect
C+
 69.1
4
06721 Prospect
C+
 69.1
4
06722 Prospect
C+
 69.1
4
06723 Prospect
C+
 69.1
4
06724 Prospect
C+
 69.1
4
06725 Prospect
C+
 69.1
4
06726 Prospect
C+
 69.1
4
06810 Danbury
F
 34
3
06811 Danbury
F
 34
3
06813 Danbury
F
 34
3
06850 Seymour
D+
 50.4
15
06851 Seymour
D+
 50.4
15
06852 Seymour
D+
 50.4
15
06853 Seymour
D+
 50.4
15
06854 Seymour
D+
 50.4
15
06855 Seymour
D+
 50.4
15
06856 Seymour
D+
 50.4
15
06857 Seymour
D+
 50.4
15
06858 Seymour
D+
 50.4
15
06901 Seymour
D+
 50.4
15
06902 Seymour
D+
 50.4
15
06903 Seymour
D+
 50.4
15
06904 Seymour
D+
 50.4
15
06905 Seymour
D+
 50.4
15
06906 Seymour
D+
 50.4
15
06907 Seymour
D+
 50.4
15
06910 Seymour
D+
 50.4
15
06911 Seymour
D+
 50.4
15
06912 Seymour
D+
 50.4
15
06913 Seymour
D+
 50.4
15
06914 Seymour
D+
 50.4
15
06926 Seymour
D+
 50.4
15
06927 Seymour
D+
 50.4
15
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