Union Water Quality Report
5 cities ranked · Average grade: B · Oregon
Avg Score
77.2
Cities Ranked
5
Health Violations
5
PFAS Detected
0
77.2
County avg score
5
Cities ranked
80%
A or B grade
20%
D or F grade
5
Health violations
0
PFAS detected
Grade Distribution
How Union cities scored
A
3
60%
Excellent
B
1
20%
Good
C
0
0%
Fair
D
1
20%
Poor
F
0
0%
Failing
Comparison
County vs Oregon average
▲ 14.9 pts above state average
City Map
Water quality across Union
Each dot is a city, colored by grade. Click any city to view its full report.
Highlights
Top & bottom cities in Union
Best cities
Worst cities
County context
1.5%
of residents on fluoridated water (CDC, 2020)
0
lbs/yr to surface water · top 10 TRI facilities
Industrial pollution
Top industrial polluters in Union
Industrial polluters nearby
Facilities reporting the most surface-water releases in Union, 2023.
| Facility | Top chemical | To surface water (lbs/yr) |
|---|---|---|
HEXION INC. ISLAND CITY, OR97850 | — | — |
KRONOSPAN LA GRANDE LLC LA GRANDE, OR97850 | — | — |
Source: EPA Toxic Release Inventory (TRI) 2023
Full Rankings
All 5 cities in Union
| # | City | Grade | Score | Score | Population | Violations | Issues |
|---|---|---|---|---|---|---|---|
| 1 | Cove | A | 90.5 | 550 | 14 | Health Unresolved | |
| 2 | Elgin | A- | 87.6 | 2K | 32 | Health Unresolved | |
| 3 | Union | A- | 87.1 | 2K | 21 | Health Unresolved | |
| 4 | La Grande | B- | 71 | 14K | 199 | Health Unresolved | |
| 5 | Island City | D+ | 50 | 1K | 109 | Health Unresolved |