Sweetwater Water Quality Report
5 cities ranked · Average grade: B- · Wyoming
Avg Score
74
Cities Ranked
5
Health Violations
5
PFAS Detected
2
74
County avg score
5
Cities ranked
60%
A or B grade
0%
D or F grade
5
Health violations
2
PFAS detected
Grade Distribution
How Sweetwater cities scored
A
1
20%
Excellent
B
2
40%
Good
C
2
40%
Fair
D
0
0%
Poor
F
0
0%
Failing
Comparison
County vs Wyoming average
▲ 4.5 pts above state average
City Map
Water quality across Sweetwater
Each dot is a city, colored by grade. Click any city to view its full report.
Highlights
Top & bottom cities in Sweetwater
County context
0
lbs/yr to surface water · top 10 TRI facilities
Industrial pollution
Top industrial polluters in Sweetwater
Industrial polluters nearby
Facilities reporting the most surface-water releases in Sweetwater, 2023.
| Facility | Top chemical | To surface water (lbs/yr) |
|---|---|---|
SIMPLOT PHOSPHATES LLC ROCK SPRINGS, WY82901 | — | — |
P4 PRODUCTION LLC ROCK SPRINGS, WY82901 | — | — |
SUNROC CORP - LAGOON DRIVE READY MIX ROCK SPRINGS, WY82901 | — | — |
VERMILLION GAS PLANT ROCK SPRINGS, WY82901 | — | — |
CHURCH & DWIGHT CO INC GREEN RIVER, WY82935 | — | — |
+ 3 more facilities
Source: EPA Toxic Release Inventory (TRI) 2023
Full Rankings
All 5 cities in Sweetwater
| # | City | Grade | Score | Score | Population | Violations | Issues |
|---|---|---|---|---|---|---|---|
| 1 | Wamsutter | A- | 87 | 500 | 22 | Health Unresolved | |
| 2 | Green River | B | 77.5 | 12K | 40 | Health Unresolved | |
| 3 | Farson | B- | 72 | 550 | 112 | Health Unresolved | |
| 4 | Little America | C+ | 68.7 | 2K | 67 | Health Unresolved | |
| 5 | Rock Springs | C | 64.8 | 31K | 132 | Health Unresolved |