WaterQ

City Water Quality Rankings

11,696 cities ranked by drinking water quality.

Popular city water quality comparisons

Trending Cities

#3481
Panama City Beach
County, FL
94 A
#3482
Panorama Village
County, TX
94 A
#3483
Paola
County, KS
94 A
#3484
Paramount
County, CA
94 A
#3485
Park Forest
County, IL
94 A
#3486
Parker
County, SD
94 A
#3487
Parkville
County, MO
94 A
#3488
Patrick Afb
County, FL
94 A
#3489
Paul
County, ID
94 A
#3490
Paynesville
County, MN
94 A
#3491
Pearl River
County, LA
94 A
#3492
Pearland
County, TX
94 A
#3493
Pembroke
County, GA
94 A
#3494
Pendleton
County, TX
94 A
#3495
Peridot
County, AZ
94 A
#3496
Perkinston
County, MS
94 A
#3497
Pfafftown
County, NC
94 A
#3498
Phil Campbell
County, AL
94 A
#3499
Pierce
County, NE
94 A
#3500
Pinckney
County, MI
94 A
#3501
Pine Hill
County, AL
94 A
#3502
Pittsfield
County, ME
94 A
#3503
Plainfield
County, IN
94 A
#3504
Plainwell
County, MI
94 A

Frequently Asked Questions

How are city water quality rankings calculated?

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 US cities directly?

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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