Peoria Water Quality Report
9 cities ranked · Average grade: B+ · Illinois
Avg Score
80.3
Cities Ranked
9
Health Violations
9
PFAS Detected
3
80.3
County avg score
9
Cities ranked
78%
A or B grade
22%
D or F grade
9
Health violations
3
PFAS detected
Grade Distribution
How Peoria cities scored
A
5
56%
Excellent
B
2
22%
Good
C
0
0%
Fair
D
2
22%
Poor
F
0
0%
Failing
Comparison
County vs Illinois average
▲ 0.6 pts above state average
City Map
Water quality across Peoria
Each dot is a city, colored by grade. Click any city to view its full report.
Highlights
Top & bottom cities in Peoria
Best cities
County context
98.2%
of residents on fluoridated water (CDC, 2020)
1,593
lbs/yr to surface water · top 10 TRI facilities
Industrial pollution
Top industrial polluters in Peoria
Industrial polluters nearby
Facilities reporting the most surface-water releases in Peoria, 2023.
Total reported releases to surface water: 1,593 lbs
| Facility | Top chemical | To surface water (lbs/yr) |
|---|---|---|
KEYSTONE STEEL & WIRE CO D/B/A LIBERTY STEEL & WIRE PEORIA BARTONVILLE, IL61607 | Manganese compounds | 1,201 |
CATERPILLAR INC MAPLETON PLANT MAPLETON, IL61547 | Chlorine | 376 |
EVONIK CORP MAPLETON, IL61547 | Zinc compounds | 16 |
CHILLICOTHE METAL CO INC CHILLICOTHE, IL61523 | — | — |
ARXADA LLC MAPLETON, IL61547 | — | — |
+ 5 more facilities
Source: EPA Toxic Release Inventory (TRI) 2023
Full Rankings
All 9 cities in Peoria
| # | City | Grade | Score | Score | Population | Violations | Issues |
|---|---|---|---|---|---|---|---|
| 1 | Hanna City | A | 93.2 | 1K | 19 | Health Unresolved | |
| 2 | Elmwood | A | 92.7 | 2K | 20 | Health Unresolved | |
| 3 | Princeville | A | 92.7 | 2K | 16 | Health Unresolved | |
| 4 | Dunlap | A | 90.2 | 2K | 6 | Health Unresolved | |
| 5 | Brimfield | A- | 87.8 | 1K | 48 | Health Unresolved | |
| 6 | Peoria Heights | B+ | 80.3 | 6K | 20 | Health Unresolved | |
| 7 | Glasford | B | 77.2 | 4K | 88 | Health Unresolved | |
| 8 | Peoria | D+ | 54.6 | 143K | 33 | Health PFAS Unresolved | |
| 9 | Chillicothe | D+ | 54.1 | 6K | 70 | Health Unresolved |