WaterQ

City Water Quality Rankings in Oklahoma

272 cities ranked by drinking water quality.

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Popular city water quality comparisons

Erick, OK vs Quapaw, OK Compare → Seminole, OK vs Wyandotte, OK Compare → Allen, OK vs Concho, OK Compare → Stillwell, OK vs Tinker Afb, OK Compare →

Trending Cities

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#169
Mcalester
County, OK
16 F
#170
Arkoma
County, OK
14 F
#171
Shattuck
County, OK
14 F
#172
Perry
County, OK
13 F
#173
Okemah
County, OK
11 F
#174
Eufaula
County, OK
9 F
#175
Garvin
County, OK
6 F
#176
Hennessey
County, OK
6 F
#177
Wagoner
County, OK
5 F
#178
Fletcher
County, OK
4 F
#179
Hastings
County, OK
4 F
#180
Altus
County, OK
0 F
#181
Amber
County, OK
0 F
#182
Anadarko
County, OK
0 F
#183
Antlers
County, OK
0 F
#184
Apache
County, OK
0 F
#185
Atoka
County, OK
0 F
#186
Barnsdall
County, OK
0 F
#187
Beggs
County, OK
0 F
#188
Blackwell
County, OK
0 F
#189
Blair
County, OK
0 F
#190
Boise City
County, OK
0 F
#191
Boley
County, OK
0 F
#192
Bristow
County, OK
0 F

Frequently Asked Questions

How are city water quality rankings calculated in Oklahoma?

WaterQ city rankings are based on EPA SDWIS data across local public water systems, including contaminant detections, compliance violations, and recency-weighted score signals.

Can I compare two cities in Oklahoma?

Yes. Use the city comparison links on this page or open the Compare tool to evaluate two cities side by side on score, grade, and water system coverage.

How often does WaterQ refresh city data?

City-level metrics refresh when new EPA data is processed. Check city pages for latest score and violation context.

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