74.9
County avg score
4
Cities ranked
75%
A or B grade
0%
D or F grade
4
Health violations
4
PFAS detected
Grade Distribution
How Rockland cities scored
A
0
0%
Excellent
B
3
75%
Good
C
1
25%
Fair
D
0
0%
Poor
F
0
0%
Failing
Comparison
County vs New York average
▼ 6.7 pts below state average
City Map
Water quality across Rockland
Each dot is a city, colored by grade. Click any city to view its full report.
Highlights
Top & bottom cities in Rockland
County context
1
Superfund site in Rockland
1
lbs/yr to surface water · top 10 TRI facilities
Industrial pollution
Top industrial polluters in Rockland
Industrial polluters nearby
Facilities reporting the most surface-water releases in Rockland, 2023.
Total reported releases to surface water: 1 lbs
| Facility | Top chemical | To surface water (lbs/yr) |
|---|---|---|
LINDE ADVANCED MATERIAL TECHNOLOGIES ORANGEBURG, NY10962 | Copper | 1 |
PROFESSIONAL DISPOSABLES INTERNATIONAL INC. ORANGEBURG, NY10962 | — | — |
U.S. POLYCHEMICAL CHESTNUT RIDGE, NY10977 | — | — |
SRM - NYACK VALLEY COTTAGE, NY10989 | — | — |
BOWLINE GENERATING STATION WEST HAVERSTRAW, NY10993 | — | — |
Source: EPA Toxic Release Inventory (TRI) 2023
Superfund sites
Superfund sites in Rockland
Superfund sites nearby
Federally tracked hazardous-waste sites within Rockland on the EPA National Priorities List.
- RAMAPO LANDFILL
Source: EPA Superfund National Priorities List
Full Rankings
All 4 cities in Rockland
| # | City | Grade | Score | Score | Population | Violations | Issues |
|---|---|---|---|---|---|---|---|
| 1 | Nyack (V) | B | 79.7 | 15K | 8 | Health PFAS Unresolved | |
| 2 | South Nyack (V) | B | 79.7 | 15K | 8 | Health PFAS Unresolved | |
| 3 | Clarkstown (T) | B- | 72.6 | 270K | 69 | Health PFAS Unresolved | |
| 4 | Ramapo (T) | C+ | 67.7 | 12K | 50 | Health PFAS Unresolved |