Madison Water Quality Report
2 cities ranked · Average grade: C+ · Idaho
Avg Score
66.6
Cities Ranked
2
Health Violations
2
PFAS Detected
1
66.6
County avg score
2
Cities ranked
50%
A or B grade
50%
D or F grade
2
Health violations
1
PFAS detected
Grade Distribution
How Madison cities scored
A
1
50%
Excellent
B
0
0%
Good
C
0
0%
Fair
D
0
0%
Poor
F
1
50%
Failing
Comparison
County vs Idaho average
▼ 1.6 pts below state average
City Map
Water quality across Madison
Each dot is a city, colored by grade. Click any city to view its full report.
Highlights
Top & bottom cities in Madison
Best cities
Worst cities
County context
99.0%
of residents on fluoridated water (CDC, 2020)
Full Rankings
All 2 cities in Madison
| # | City | Grade | Score | Score | Population | Violations | Issues |
|---|---|---|---|---|---|---|---|
| 1 | Sugar City | A | 90.1 | 3K | 43 | Health Unresolved | |
| 2 | Rexburg | F | 43.1 | 42K | 848 | Health Unresolved |