Hancock Water Quality Report
6 cities ranked · Average grade: C+ · Mississippi
Avg Score
67.8
Cities Ranked
6
Health Violations
4
PFAS Detected
5
67.8
County avg score
6
Cities ranked
33%
A or B grade
33%
D or F grade
4
Health violations
5
PFAS detected
Grade Distribution
How Hancock cities scored
A
2
33%
Excellent
B
0
0%
Good
C
2
33%
Fair
D
2
33%
Poor
F
0
0%
Failing
Comparison
County vs Mississippi average
▼ 0.9 pts below state average
City Map
Water quality across Hancock
Each dot is a city, colored by grade. Click any city to view its full report.
Highlights
Top & bottom cities in Hancock
County context
62.2%
of residents on fluoridated water (CDC, 2020)
4,900
lbs/yr to surface water · top 10 TRI facilities
Industrial pollution
Top industrial polluters in Hancock
Industrial polluters nearby
Facilities reporting the most surface-water releases in Hancock, 2023.
Total reported releases to surface water: 4,900 lbs
| Facility | Top chemical | To surface water (lbs/yr) |
|---|---|---|
POLYCHEMIE INC PEARLINGTON, MS39572 | Ammonia | 4,900 |
GULF STATES READY-MIX PLANT 25 BAY SAINT LOUIS, MS39520 | Lead | 0 |
CALGON CARBON CORP - PEARL RIVER PLANT BAY SAINT LOUIS, MS39520 | — | — |
ALPEK POLYESTER MISSISSIPPI INC BAY SAINT LOUIS, MS39520 | — | — |
SABIC INNOVATIVE PLASTICS US LLC BAY SAINT LOUIS, MS39520 | — | — |
+ 1 more facility
Source: EPA Toxic Release Inventory (TRI) 2023
Full Rankings
All 6 cities in Hancock
| # | City | Grade | Score | Score | Population | Violations | Issues |
|---|---|---|---|---|---|---|---|
| 1 | Stennis Space Center | A | 92 | 5K | 79 | Unresolved | |
| 2 | Pearlington | A- | 87.5 | 1K | 66 | Unresolved | |
| 3 | Bay St Louis | C+ | 67.3 | 12K | 202 | Health Unresolved | |
| 4 | Waveland | C+ | 65.7 | 6K | 361 | Health Unresolved | |
| 5 | Diamondhead | D | 48.8 | 13K | 302 | Health Unresolved | |
| 6 | Kiln | D | 45.5 | 16K | 500 | Health Unresolved |