Ottawa Water Quality Report
6 cities ranked · Average grade: D+ · Oklahoma
Avg Score
52.6
Cities Ranked
6
Health Violations
6
PFAS Detected
3
52.6
County avg score
6
Cities ranked
17%
A or B grade
83%
D or F grade
6
Health violations
3
PFAS detected
Grade Distribution
How Ottawa cities scored
A
0
0%
Excellent
B
1
17%
Good
C
0
0%
Fair
D
4
67%
Poor
F
1
17%
Failing
Comparison
County vs Oklahoma average
▼ 8.7 pts below state average
City Map
Water quality across Ottawa
Each dot is a city, colored by grade. Click any city to view its full report.
Highlights
Top & bottom cities in Ottawa
Best cities
Worst cities
County context
1
Superfund site in Ottawa
11.6%
of residents on fluoridated water (CDC, 2020)
0
lbs/yr to surface water · top 10 TRI facilities
Industrial pollution
Top industrial polluters in Ottawa
Industrial polluters nearby
Facilities reporting the most surface-water releases in Ottawa, 2023.
| Facility | Top chemical | To surface water (lbs/yr) |
|---|---|---|
SIMMONS FEED MILL FAIRLAND, OK74343 | — | — |
TRACKER MARINE LLC MIAMI, OK74354 | — | — |
OLDCASTLE LAWN & GARDEN MIAMI, OK74354 | — | — |
NEOFAB LLC MIAMI, OK74354 | — | — |
3M TECHNICAL CERAMICS INC. QUAPAW, OK74363 | — | — |
+ 1 more facility
Source: EPA Toxic Release Inventory (TRI) 2023
Superfund sites
Superfund sites in Ottawa
Superfund sites nearby
Federally tracked hazardous-waste sites within Ottawa on the EPA National Priorities List.
- TAR CREEK OTTAWA COUNTY
Source: EPA Superfund National Priorities List
Full Rankings
All 6 cities in Ottawa
| # | City | Grade | Score | Score | Population | Violations | Issues |
|---|---|---|---|---|---|---|---|
| 1 | Commerce | B+ | 81.9 | 3K | 77 | Health Unresolved | |
| 2 | Wyandotte | D | 48.2 | 2K | 617 | Health Unresolved | |
| 3 | Fairland | D | 47.2 | 3K | 193 | Health Unresolved | |
| 4 | Quapaw | D | 47 | 1K | 155 | Health Unresolved | |
| 5 | Miami | D | 46.8 | 14K | 281 | Health Unresolved | |
| 6 | Afton | F | 44.5 | 3K | 707 | Health Unresolved |