73.8
County avg score
8
Cities ranked
63%
A or B grade
13%
D or F grade
7
Health violations
1
PFAS detected
Grade Distribution
How Columbia cities scored
A
2
25%
Excellent
B
3
38%
Good
C
2
25%
Fair
D
1
13%
Poor
F
0
0%
Failing
Comparison
County vs New York average
▼ 7.8 pts below state average
City Map
Water quality across Columbia
Each dot is a city, colored by grade. Click any city to view its full report.
Highlights
Top & bottom cities in Columbia
County context
0
lbs/yr to surface water · top 10 TRI facilities
Industrial pollution
Top industrial polluters in Columbia
Industrial polluters nearby
Facilities reporting the most surface-water releases in Columbia, 2023.
| Facility | Top chemical | To surface water (lbs/yr) |
|---|---|---|
SWM HOLDINGS US LLC ANCRAM, NY12502 | — | — |
Source: EPA Toxic Release Inventory (TRI) 2023
Full Rankings
All 8 cities in Columbia
| # | City | Grade | Score | Score | Population | Violations | Issues |
|---|---|---|---|---|---|---|---|
| 1 | Hudson (C) | A | 94.6 | 7K | 10 | Health Unresolved | |
| 2 | Valatie (V) | A- | 86.7 | 2K | 14 | Health Unresolved | |
| 3 | Chatham (V) | B+ | 83.4 | 2K | 65 | Health Unresolved | |
| 4 | Stockport (T) | B | 79.5 | 2K | 73 | Health Unresolved | |
| 5 | Philmont (V) | B | 77.6 | 2K | 52 | Unresolved | |
| 6 | Copake (T) | C | 62.3 | 1K | 249 | Health Unresolved | |
| 7 | Greenport (T) | C- | 58.4 | 4K | 236 | Health Unresolved | |
| 8 | Kinderhook (V) | D | 48 | 1K | 186 | Health Unresolved |