Sweet Grass Water Quality Report
1 cities ranked · Average grade: B+ · Montana
Avg Score
81.8
Cities Ranked
1
Health Violations
1
PFAS Detected
0
81.8
County avg score
1
Cities ranked
100%
A or B grade
0%
D or F grade
1
Health violations
0
PFAS detected
Grade Distribution
How Sweet Grass cities scored
A
0
0%
Excellent
B
1
100%
Good
C
0
0%
Fair
D
0
0%
Poor
F
0
0%
Failing
Comparison
County vs Montana average
▲ 16.1 pts above state average
City Map
Water quality across Sweet Grass
Each dot is a city, colored by grade. Click any city to view its full report.
Highlights
Top & bottom cities in Sweet Grass
Best cities
Worst cities
County context
0
lbs/yr to surface water · top 10 TRI facilities
Industrial pollution
Top industrial polluters in Sweet Grass
Industrial polluters nearby
Facilities reporting the most surface-water releases in Sweet Grass, 2023.
| Facility | Top chemical | To surface water (lbs/yr) |
|---|---|---|
STILLWATER MINING CO EAST BOULDER MINE BIG TIMBER, MT59011 | — | — |
Source: EPA Toxic Release Inventory (TRI) 2023
Full Rankings
All 1 cities in Sweet Grass
| # | City | Grade | Score | Score | Population | Violations | Issues |
|---|---|---|---|---|---|---|---|
| 1 | Big Timber | B+ | 81.8 | 2K | 64 | Health Unresolved |