Madison Water Quality Report
25 cities ranked · Average grade: B · Illinois
Avg Score
78.3
Cities Ranked
25
Health Violations
15
PFAS Detected
12
78.3
County avg score
25
Cities ranked
88%
A or B grade
4%
D or F grade
15
Health violations
12
PFAS detected
Grade Distribution
How Madison cities scored
A
6
24%
Excellent
B
16
64%
Good
C
2
8%
Fair
D
1
4%
Poor
F
0
0%
Failing
Comparison
County vs Illinois average
▼ 1.4 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
County context
3
Superfund sites in Madison
99.4%
of residents on fluoridated water (CDC, 2020)
2,366,073
lbs/yr to surface water · top 10 TRI facilities
Industrial pollution
Top industrial polluters in Madison
Industrial polluters nearby
Facilities reporting the most surface-water releases in Madison, 2023.
Total reported releases to surface water: 2,366,073 lbs
| Facility | Top chemical | To surface water (lbs/yr) |
|---|---|---|
WOOD RIVER REFINERY ROXANA, IL62084 | Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 2,149,385 |
U.S. STEEL GRANITE CITY WORKS GRANITE CITY, IL62040 | Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 205,575 |
OLIN WINCHESTER LLC MAIN PLANT EAST ALTON, IL62024 | Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 8,869 |
WIELAND ROLLED PRODUCTS N.A. - EAST ALTON CASTING P EAST ALTON, IL62024 | Zinc compounds | 1,284 |
WIELAND ROLLED PRODUCTS N.A. - EAST ALTON MAIN PLAN EAST ALTON, IL62024 | Zinc compounds | 509 |
+ 5 more facilities
Source: EPA Toxic Release Inventory (TRI) 2023
Superfund sites
Superfund sites in Madison
Superfund sites nearby
Federally tracked hazardous-waste sites within Madison on the EPA National Priorities List.
- CHEMETCO
- JENNISON WRIGHT CORPORATION
- NL INDUSTRIES TARACORP LEAD SMELTER
Source: EPA Superfund National Priorities List
Full Rankings
All 25 cities in Madison
| # | City | Grade | Score | Score | Population | Violations | Issues |
|---|---|---|---|---|---|---|---|
| 1 | Alhambra | A | 92.2 | 755 | 6 | Health Unresolved | |
| 2 | Roxana | A | 90.5 | 2K | 3 | Unresolved | |
| 3 | Maryville | A | 90.1 | 10K | 10 | Health Unresolved | |
| 4 | Bethalto | A- | 88.3 | 17K | 9 | Unresolved | |
| 5 | Hartford | A- | 88.2 | 1K | 9 | Health Unresolved | |
| 6 | Troy | A- | 85.8 | 17K | 10 | Health Unresolved | |
| 7 | Livingston | B+ | 84.3 | 825 | 7 | Unresolved | |
| 8 | Wood River | B+ | 83.2 | 10K | 12 | Unresolved | |
| 9 | Pontoon Beach | B+ | 82 | 4K | 14 | Health Unresolved | |
| 10 | Granite City | B+ | 80.9 | 33K | 7 | Unresolved | |
| 11 | Hamel | B+ | 80.5 | 1K | 18 | Unresolved | |
| 12 | Worden | B | 79 | 1K | 6 | Health Unresolved | |
| 13 | Marine | B | 79 | 1K | 6 | Unresolved | |
| 14 | East Alton | B | 78.8 | 6K | 5 | PFAS Unresolved | |
| 15 | Alton | B | 78 | 55K | 19 | Health Unresolved | |
| 16 | Moro | B | 77 | 723 | 15 | Health Unresolved | |
| 17 | Highland | B | 76.8 | 14K | 35 | Health Unresolved | |
| 18 | New Douglas | B | 76 | 4K | 14 | Health Unresolved | |
| 19 | Pierron | B | 75.7 | 2K | 20 | Health Unresolved | |
| 20 | Glen Carbon | B | 75.2 | 13K | 21 | Unresolved | |
| 21 | Saint Jacob | B | 75.2 | 2K | 24 | Health Unresolved | |
| 22 | South Roxana | B- | 71.7 | 2K | 19 | Unresolved | |
| 23 | Grantfork | C- | 58.9 | 2K | 29 | Health Unresolved | |
| 24 | Collinsville | C- | 58.2 | 31K | 37 | Health PFAS Unresolved | |
| 25 | Edwardsville | D+ | 52.9 | 37K | 78 | Health PFAS Unresolved |