62.8
County avg score
7
Cities ranked
43%
A or B grade
57%
D or F grade
7
Health violations
0
PFAS detected
Grade Distribution
How Lincoln cities scored
A
1
14%
Excellent
B
2
29%
Good
C
0
0%
Fair
D
4
57%
Poor
F
0
0%
Failing
Comparison
County vs Wyoming average
▼ 6.9 pts below state average
City Map
Water quality across Lincoln
Each dot is a city, colored by grade. Click any city to view its full report.
Highlights
Top & bottom cities in Lincoln
Worst cities
County context
993
lbs/yr to surface water · top 10 TRI facilities
Industrial pollution
Top industrial polluters in Lincoln
Industrial polluters nearby
Facilities reporting the most surface-water releases in Lincoln, 2023.
Total reported releases to surface water: 993 lbs
| Facility | Top chemical | To surface water (lbs/yr) |
|---|---|---|
PACIFICORP NAUGHTON PLANT KEMMERER, WY83101 | Barium And Barium Compounds | 993 |
OPAL GAS PLANT OPAL, WY83124 | — | — |
PIONEER CRYOGENIC PLANT OPAL, WY83124 | — | — |
Source: EPA Toxic Release Inventory (TRI) 2023
Full Rankings
All 7 cities in Lincoln
| # | City | Grade | Score | Score | Population | Violations | Issues |
|---|---|---|---|---|---|---|---|
| 1 | Smoot | A- | 85.3 | 720 | 32 | Health Unresolved | |
| 2 | Star Valley Ranch | B | 78.6 | 2K | 54 | Health Unresolved | |
| 3 | Bedford | B- | 73.6 | 750 | 51 | Health Unresolved | |
| 4 | Alpine | D+ | 51.1 | 2K | 213 | Health Unresolved | |
| 5 | Kemmerer | D+ | 50.8 | 3K | 58 | Health Unresolved | |
| 6 | Afton | D+ | 50 | 2K | 391 | Health Unresolved | |
| 7 | Cokeville | D+ | 50 | 535 | 135 | Health Unresolved |