80
County avg score
11
Cities ranked
91%
A or B grade
0%
D or F grade
11
Health violations
6
PFAS detected
Grade Distribution
How Kent cities scored
A
4
36%
Excellent
B
6
55%
Good
C
1
9%
Fair
D
0
0%
Poor
F
0
0%
Failing
Comparison
County vs Delaware average
▲ 3.3 pts above state average
City Map
Water quality across Kent
Each dot is a city, colored by grade. Click any city to view its full report.
Highlights
Top & bottom cities in Kent
Best cities
Worst cities
County context
2
Superfund sites in Kent
67.1%
of residents on fluoridated water (CDC, 2020)
0
lbs/yr to surface water · top 10 TRI facilities
Industrial pollution
Top industrial polluters in Kent
Industrial polluters nearby
Facilities reporting the most surface-water releases in Kent, 2023.
| Facility | Top chemical | To surface water (lbs/yr) |
|---|---|---|
GRIFFITH ENERGY SERVICES INC CARL KING INC DOVER, DE19901 | — | — |
US DOD USAF DOVER AFB DOVER AFB, DE199025600 | — | — |
GARRISON ENERGY CENTER DOVER, DE19901 | — | — |
HANDYTUBE LLC CAMDEN, DE19934 | — | — |
METAL MASTERS FOOD SERVICE EQU IPMENT CO CLAYTON, DE19938 | — | — |
+ 5 more facilities
Source: EPA Toxic Release Inventory (TRI) 2023
Superfund sites
Superfund sites in Kent
Superfund sites nearby
Federally tracked hazardous-waste sites within Kent on the EPA National Priorities List.
- DOVER AIR FORCE BASE
- DOVER GAS LIGHT CO
Source: EPA Superfund National Priorities List
Full Rankings
All 11 cities in Kent
| # | City | Grade | Score | Score | Population | Violations | Issues |
|---|---|---|---|---|---|---|---|
| 1 | Frederica | A | 92.5 | 950 | 19 | Health Unresolved | |
| 2 | Dover Afb | A | 90.3 | 11K | 6 | Health Unresolved | |
| 3 | Clayton | A- | 89.8 | 7K | 2 | Health Unresolved | |
| 4 | Milford | A- | 85.5 | 10K | 24 | Health Unresolved | |
| 5 | Cheswold | B+ | 80.9 | 2K | 55 | Health Unresolved | |
| 6 | Harrington | B+ | 80.8 | 4K | 38 | Health Unresolved | |
| 7 | Magnolia | B | 76.2 | 1K | 56 | Health Unresolved | |
| 8 | Camden-Wyoming | B | 75.5 | 17K | 66 | Health Unresolved | |
| 9 | Dover | B | 75.3 | 41K | 66 | Health Unresolved | |
| 10 | Felton | B- | 70.4 | 2K | 95 | Health Unresolved | |
| 11 | Smyrna | C | 63.1 | 13K | 61 | Health PFAS Unresolved |