Simpson Water Quality Report
8 cities ranked · Average grade: B- · Mississippi
Avg Score
74.6
Cities Ranked
8
Health Violations
8
PFAS Detected
2
74.6
County avg score
8
Cities ranked
75%
A or B grade
13%
D or F grade
8
Health violations
2
PFAS detected
Grade Distribution
How Simpson cities scored
A
2
25%
Excellent
B
4
50%
Good
C
1
13%
Fair
D
1
13%
Poor
F
0
0%
Failing
Comparison
County vs Mississippi average
▲ 5.9 pts above state average
City Map
Water quality across Simpson
Each dot is a city, colored by grade. Click any city to view its full report.
Highlights
Top & bottom cities in Simpson
Best cities
Worst cities
County context
67.8%
of residents on fluoridated water (CDC, 2020)
0
lbs/yr to surface water · top 10 TRI facilities
Industrial pollution
Top industrial polluters in Simpson
Industrial polluters nearby
Facilities reporting the most surface-water releases in Simpson, 2023.
| Facility | Top chemical | To surface water (lbs/yr) |
|---|---|---|
TYSON FARMS MAGEE MS FEED MILL MAGEE, MS39111 | — | — |
Source: EPA Toxic Release Inventory (TRI) 2023
Full Rankings
All 8 cities in Simpson
| # | City | Grade | Score | Score | Population | Violations | Issues |
|---|---|---|---|---|---|---|---|
| 1 | Mendenhall | A | 92 | 3K | 83 | Health Unresolved | |
| 2 | D'Lo | A- | 85.9 | 510 | 169 | Health Unresolved | |
| 3 | Harrisville | B | 78.2 | 2K | 339 | Health Unresolved | |
| 4 | Braxton | B | 77 | 800 | 260 | Health Unresolved | |
| 5 | Mt Olive | B | 76.2 | 4K | 180 | Health Unresolved | |
| 6 | Pinola | B | 75.3 | 5K | 434 | Health Unresolved | |
| 7 | Mount Olive | C | 60.9 | 13K | 511 | Health Unresolved | |
| 8 | Magee | D+ | 51.5 | 11K | 570 | Health PFAS Unresolved |