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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#241
Okay
County, OK
0 F
#242
Okmulgee
County, OK
0 F
#243
Oktaha
County, OK
0 F
#244
Panama
County, OK
0 F
#245
Pawnee
County, OK
0 F
#246
Perkins
County, OK
0 F
#247
Piedmont
County, OK
0 F
#248
Pocola
County, OK
0 F
#249
Porter
County, OK
0 F
#250
Porum
County, OK
0 F
#251
Poteau
County, OK
0 F
#252
Prague
County, OK
0 F
#253
Preston
County, OK
0 F
#254
Quinton
County, OK
0 F
#255
Ratliff City
County, OK
0 F
#256
Salina
County, OK
0 F
#257
Schulter
County, OK
0 F
#258
Shidler
County, OK
0 F
#259
Snyder
County, OK
0 F
#260
Spiro
County, OK
0 F
#261
Stigler
County, OK
0 F
#262
Stringtown
County, OK
0 F
#263
Stroud
County, OK
0 F
#264
Talihina
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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