Barnwell Water Quality Report
3 cities ranked · Average grade: A- · South Carolina
Avg Score
88.3
Cities Ranked
3
Health Violations
0
PFAS Detected
0
88.3
County avg score
3
Cities ranked
100%
A or B grade
0%
D or F grade
0
Health violations
0
PFAS detected
Grade Distribution
How Barnwell cities scored
A
3
100%
Excellent
B
0
0%
Good
C
0
0%
Fair
D
0
0%
Poor
F
0
0%
Failing
Comparison
County vs South Carolina average
▲ 6.5 pts above state average
City Map
Water quality across Barnwell
Each dot is a city, colored by grade. Click any city to view its full report.
Highlights
Top & bottom cities in Barnwell
Best cities
Worst cities
County context
1
Superfund site in Barnwell
0.0%
of residents on fluoridated water (CDC, 2020)
0
lbs/yr to surface water · top 10 TRI facilities
Industrial pollution
Top industrial polluters in Barnwell
Industrial polluters nearby
Facilities reporting the most surface-water releases in Barnwell, 2023.
| Facility | Top chemical | To surface water (lbs/yr) |
|---|---|---|
AUGUSTA FIBERGLASS COATINGS INC BLACKVILLE, SC29817 | — | — |
AUGUSTA FIBERGLASS COATINGS INC BLACKVILLE, SC29817 | — | — |
BEFESA ZINC US INC. BARNWELL, SC29812 | — | — |
CRANE PAYMENT INNOVATIONS WILLISTON, SC29853 | — | — |
Source: EPA Toxic Release Inventory (TRI) 2023
Superfund sites
Superfund sites in Barnwell
Superfund sites nearby
Federally tracked hazardous-waste sites within Barnwell on the EPA National Priorities List.
- SHURON INC
Source: EPA Superfund National Priorities List
Full Rankings
All 3 cities in Barnwell
| # | City | Grade | Score | Score | Population | Violations | Issues |
|---|---|---|---|---|---|---|---|
| 1 | Barnwell | A | 90.3 | 5K | 4 | Unresolved | |
| 2 | Williston | A- | 88.7 | 3K | 6 | Unresolved | |
| 3 | Blackville | A- | 85.8 | 2K | 11 | Unresolved |