Grant Water Quality Report
1 cities ranked · Average grade: B+ · South Dakota
Avg Score
84.2
Cities Ranked
1
Health Violations
0
PFAS Detected
1
84.2
County avg score
1
Cities ranked
100%
A or B grade
0%
D or F grade
0
Health violations
1
PFAS detected
Grade Distribution
How Grant 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 South Dakota average
▲ 2.9 pts above state average
City Map
Water quality across Grant
Each dot is a city, colored by grade. Click any city to view its full report.
County context
5,922
lbs/yr to surface water · top 10 TRI facilities
Industrial pollution
Top industrial polluters in Grant
Industrial polluters nearby
Facilities reporting the most surface-water releases in Grant, 2023.
Total reported releases to surface water: 5,922 lbs
| Facility | Top chemical | To surface water (lbs/yr) |
|---|---|---|
VALLEY QUEEN CHEESE FACTORY INC. MILBANK, SD57252 | Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 5,922 |
OTTER TAIL POWER CO BIG STONE PLANT BIG STONE CITY, SD57216 | — | — |
POET BIOREFINING-BIG STONE LLC BIG STONE CITY, SD57216 | — | — |
Source: EPA Toxic Release Inventory (TRI) 2023
Full Rankings
All 1 cities in Grant
| # | City | Grade | Score | Score | Population | Violations | Issues |
|---|---|---|---|---|---|---|---|
| 1 | Milbank | B+ | 84.2 | 9K | 8 | Unresolved |