Oconee Water Quality Report
4 cities ranked · Average grade: B · South Carolina
Avg Score
75.9
Cities Ranked
4
Health Violations
3
PFAS Detected
0
75.9
County avg score
4
Cities ranked
50%
A or B grade
0%
D or F grade
3
Health violations
0
PFAS detected
Grade Distribution
How Oconee cities scored
A
2
50%
Excellent
B
0
0%
Good
C
2
50%
Fair
D
0
0%
Poor
F
0
0%
Failing
Comparison
County vs South Carolina average
▼ 5.9 pts below state average
City Map
Water quality across Oconee
Each dot is a city, colored by grade. Click any city to view its full report.
Highlights
Top & bottom cities in Oconee
Best cities
Worst cities
County context
99.4%
of residents on fluoridated water (CDC, 2020)
52
lbs/yr to surface water · top 10 TRI facilities
Industrial pollution
Top industrial polluters in Oconee
Industrial polluters nearby
Facilities reporting the most surface-water releases in Oconee, 2023.
Total reported releases to surface water: 52 lbs
| Facility | Top chemical | To surface water (lbs/yr) |
|---|---|---|
BASF CORP SENECA, SC29678 | Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 47 |
CLARIOS LLC WEST UNION, SC29696 | Lead And Lead Compounds | 5 |
GREENFIELD INDUSTRIES SENECA, SC29678 | — | — |
BORGWARNER POWER DRIVE SYSTEMS SENECA, SC29678 | — | — |
SCHNEIDER ELECTRIC SENECA, SC29678 | — | — |
+ 5 more facilities
Source: EPA Toxic Release Inventory (TRI) 2023
Full Rankings
All 4 cities in Oconee
| # | City | Grade | Score | Score | Population | Violations | Issues |
|---|---|---|---|---|---|---|---|
| 1 | Seneca | A | 94.2 | 39K | 12 | ||
| 2 | Walhalla | A- | 86.3 | 19K | 19 | Health Unresolved | |
| 3 | Salem | C+ | 67.7 | 11K | 120 | Health Unresolved | |
| 4 | Westminster | C- | 55.5 | 29K | 157 | Health Unresolved |