Plymouth Water Quality Report
22 cities ranked · Average grade: B · Massachusetts
Avg Score
75.6
Cities Ranked
22
Health Violations
22
PFAS Detected
17
75.6
County avg score
22
Cities ranked
64%
A or B grade
5%
D or F grade
22
Health violations
17
PFAS detected
Grade Distribution
How Plymouth cities scored
A
6
27%
Excellent
B
8
36%
Good
C
7
32%
Fair
D
0
0%
Poor
F
1
5%
Failing
Comparison
County vs Massachusetts average
▼ 3.7 pts below state average
City Map
Water quality across Plymouth
Each dot is a city, colored by grade. Click any city to view its full report.
Highlights
Top & bottom cities in Plymouth
County context
14.7%
of residents on fluoridated water (CDC, 2020)
0
lbs/yr to surface water · top 10 TRI facilities
Industrial pollution
Top industrial polluters in Plymouth
Industrial polluters nearby
Facilities reporting the most surface-water releases in Plymouth, 2023.
| Facility | Top chemical | To surface water (lbs/yr) |
|---|---|---|
RUSSELECTRIC A SIEMENS BUSINESS HINGHAM, MA02043 | — | — |
AVEDIS ZILDJIAN CO. NORWELL, MA02061 | — | — |
SCITUATE CONCRETE PIPE SCITUATE, MA02066 | — | — |
CAPE COD READY MIX CARVER CARVER, MA02330 | — | — |
GEM GRAVURE CO INC. WEST HANOVER, MA02339 | — | — |
+ 5 more facilities
Source: EPA Toxic Release Inventory (TRI) 2023
Full Rankings
All 22 cities in Plymouth
| # | City | Grade | Score | Score | Population | Violations | Issues |
|---|---|---|---|---|---|---|---|
| 1 | Pembroke | A | 94.8 | 18K | 22 | Health Unresolved | |
| 2 | Mattapoisett | A | 93 | 37K | 12 | Health Unresolved | |
| 3 | Brockton | A- | 88.5 | 106K | 62 | Health Unresolved | |
| 4 | West Bridgewater | A- | 88.4 | 8K | 76 | Health PFAS Unresolved | |
| 5 | Marion | A- | 87.9 | 6K | 24 | Health Unresolved | |
| 6 | Whitman | A- | 87.5 | 15K | 21 | Health Unresolved | |
| 7 | Hanson | B+ | 84.6 | 10K | 80 | Health PFAS Unresolved | |
| 8 | East Bridgewater | B+ | 81.8 | 15K | 59 | Health PFAS Unresolved | |
| 9 | Duxbury | B+ | 81.5 | 16K | 12 | Health PFAS Unresolved | |
| 10 | Norwell | B+ | 80 | 11K | 14 | Health PFAS Unresolved | |
| 11 | Abington | B | 78.1 | 34K | 17 | Health PFAS Unresolved | |
| 12 | Wareham | B | 77.2 | 27K | 65 | Health PFAS Unresolved | |
| 13 | Middleborough | B | 75.5 | 16K | 108 | Health PFAS Unresolved | |
| 14 | Marshfield | B- | 74.2 | 34K | 68 | Health PFAS Unresolved | |
| 15 | Hingham | C+ | 69.5 | 46K | 35 | Health PFAS Unresolved | |
| 16 | Bridgewater | C+ | 69 | 31K | 44 | Health PFAS Unresolved | |
| 17 | Halifax | C+ | 67.8 | 8K | 50 | Health PFAS Unresolved | |
| 18 | Kingston | C | 63.5 | 15K | 80 | Health Unresolved | |
| 19 | Scituate | C | 61.9 | 19K | 67 | Health PFAS Unresolved | |
| 20 | Carver | C- | 59.3 | 2K | 209 | Health Unresolved | |
| 21 | Hanover | C- | 56.2 | 15K | 42 | Health PFAS Unresolved | |
| 22 | Plymouth | F | 43.4 | 61K | 294 | Health Unresolved |