Bonneville Water Quality Report
5 cities ranked · Average grade: C+ · Idaho
Avg Score
65.6
Cities Ranked
5
Health Violations
4
PFAS Detected
2
65.6
County avg score
5
Cities ranked
40%
A or B grade
60%
D or F grade
4
Health violations
2
PFAS detected
Grade Distribution
How Bonneville cities scored
A
2
40%
Excellent
B
0
0%
Good
C
0
0%
Fair
D
3
60%
Poor
F
0
0%
Failing
Comparison
County vs Idaho average
▼ 2.6 pts below state average
City Map
Water quality across Bonneville
Each dot is a city, colored by grade. Click any city to view its full report.
Highlights
Top & bottom cities in Bonneville
Best cities
Worst cities
County context
0.0%
of residents on fluoridated water (CDC, 2020)
0
lbs/yr to surface water · top 10 TRI facilities
Industrial pollution
Top industrial polluters in Bonneville
Industrial polluters nearby
Facilities reporting the most surface-water releases in Bonneville, 2023.
| Facility | Top chemical | To surface water (lbs/yr) |
|---|---|---|
INGREDION INC IDAHO FALLS PLANT IDAHO FALLS, ID83402 | — | — |
OLDCASTLE PRECAST INC IDAHO FALLS, ID83402 | — | — |
AMERICAN FABRICATION INC. IDAHO FALLS, ID83402 | — | — |
CRANNY PIT IDAHO FALLS, ID83402 | — | — |
CIVES STEEL IDAHO IDAHO FALLS, ID83401 | — | — |
+ 3 more facilities
Source: EPA Toxic Release Inventory (TRI) 2023
Full Rankings
All 5 cities in Bonneville
| # | City | Grade | Score | Score | Population | Violations | Issues |
|---|---|---|---|---|---|---|---|
| 1 | Uconn | A | 91.9 | 680 | 10 | ||
| 2 | Iona | A- | 87.1 | 3K | 72 | Health Unresolved | |
| 3 | Ucon | D+ | 52 | 1K | 193 | Health Unresolved | |
| 4 | Ammon | D+ | 50.2 | 17K | 329 | Health Unresolved | |
| 5 | Idaho Falls | D | 46.6 | 97K | 1042 | Health Unresolved |