Kay Water Quality Report
4 cities ranked · Average grade: D+ · Oklahoma
Avg Score
51.1
Cities Ranked
4
Health Violations
4
PFAS Detected
3
51.1
County avg score
4
Cities ranked
25%
A or B grade
75%
D or F grade
4
Health violations
3
PFAS detected
Grade Distribution
How Kay cities scored
A
0
0%
Excellent
B
1
25%
Good
C
0
0%
Fair
D
1
25%
Poor
F
2
50%
Failing
Comparison
County vs Oklahoma average
▼ 10.2 pts below state average
City Map
Water quality across Kay
Each dot is a city, colored by grade. Click any city to view its full report.
Highlights
Top & bottom cities in Kay
Best cities
Worst cities
County context
65.7%
of residents on fluoridated water (CDC, 2020)
3,128
lbs/yr to surface water · top 10 TRI facilities
Industrial pollution
Top industrial polluters in Kay
Industrial polluters nearby
Facilities reporting the most surface-water releases in Kay, 2023.
Total reported releases to surface water: 3,128 lbs
| Facility | Top chemical | To surface water (lbs/yr) |
|---|---|---|
PHILLIPS 66 PONCA CITY SITE PONCA CITY, OK746017501 | Ammonia | 3,128 |
MERTZ MANUFACTURING INC PONCA CITY, OK74601 | — | — |
AIR SYSTEM COMPONENTS LP PONCA CITY, OK74601 | — | — |
JUPITER SULPHUR LLC PONCA CITY, OK74601 | — | — |
CONTINENTAL CARBON CO PONCA CITY OK PLANT PONCA CITY, OK74601 | — | — |
+ 5 more facilities
Source: EPA Toxic Release Inventory (TRI) 2023
Full Rankings
All 4 cities in Kay
| # | City | Grade | Score | Score | Population | Violations | Issues |
|---|---|---|---|---|---|---|---|
| 1 | Tonkawa | B- | 74.1 | 4K | 43 | Health Unresolved | |
| 2 | Blackwell | D+ | 50.2 | 9K | 101 | Health Unresolved | |
| 3 | Newkirk | F | 40.2 | 3K | 83 | Health PFAS Unresolved | |
| 4 | Ponca City | F | 39.8 | 33K | 345 | Health PFAS Unresolved |