Best for Water Quality
Cleanest drinking water per EPA SDWIS — fewest violations, highest safety scores.
Top 100 Cities
- #1B
Charleston, SC
- #2C
Dallas, TX
- #3B
Frisco, TX
- #4B
Greenville, SC
- #5B
Kenosha, WI
- #6C
Lincoln, NE
- #7C
Montgomery, AL
- #8B
San Jose, CA
- #9C
Bellevue, WA
- #10B
Charlotte, NC
- #11B
Chattanooga, TN
- #12A
Cincinnati, OH
- #13C
Clarksville, TN
- #14C
Concord, CA
- #15A
Fayetteville, AR
- #16B
Fremont, CA
- #17B
Grand Rapids, MI
- #18C
Henderson, NV
- #19C
Huntsville, AL
- #20C
Lafayette, LA
- #21B
Little Rock, AR
- #22B
Marietta, GA
- #23B
Memphis, TN
- #24C
Newport News, VA
- #25B
North Las Vegas, NV
- #26B
Oakland, CA
- #27B
Oklahoma City, OK
- #28B
Plano, TX
- #29B
Reno, NV
- #30B
Virginia Beach, VA
- #31A
Aurora, IL
- #32B
Davenport, IA
- #33A
Delaware, OH
- #34B
Eugene, OR
- #35A
Grand Island, NE
- #36C
Gulfport, MS
- #37B
Louisville, KY
- #38A
Rochester, MN
- #39A
Rogers, AR
- #40C
South Bend, IN
- #41B
Springdale, AR
- #42B
Milwaukee, WI
- #43C
Tallahassee, FL
- #44C
Worcester, MA
- #45B
Baton Rouge, LA
- #46B
Racine, WI
- #47B
Hartford, CT
- #48C
Fresno, CA
- #49C
Albuquerque, NM
- #50C
Evansville, IN
- #51C
Decatur, GA
- #52B
Detroit, MI
- #53B
Lexington, KY
- #54B
Wichita, KS
- #55C
Everett, WA
- #56B
Minneapolis, MN
- #57B
Cambridge, MA
- #58B
Kansas City, KS
- #59B
Ann Arbor, MI
- #60C
Jacksonville, FL
- #61B
Aurora, CO
- #62B
Columbia, MO
- #63C
Knoxville, TN
- #64B
Naperville, IL
- #65C
Southaven, MS
- #66B
Boston, MA
- #67C
Buffalo, NY
- #68A
Madison, WI
- #69C
Indianapolis, IN
- #70B
Springfield, MO
- #71C
Bowling Green, KY
- #72C
Colorado Springs, CO
- #73B
Birmingham, AL
- #74C
Salem, OR
- #75B
Medford, OR
- #76B
Broken Arrow, OK
- #77C
Cedar Rapids, IA
- #78D
Lansing, MI
- #79B
Pensacola, FL
- #80B
Alpharetta, GA
- #81B
Nashville, TN
- #82B
Omaha, NE
- #83C
Las Vegas, NV
- #84C
New Haven, CT
- #85C
San Antonio, TX
- #86C
Tucson, AZ
- #87C
Tulsa, OK
- #88C
Garland, TX
- #89A
Green Bay, WI
- #90A
Provo, UT
- #91B
Raleigh, NC
- #92D
Rochester, NY
- #93C
West Jordan, UT
- #94B
Westminster, CO
- #95C
Carson City, NV
- #96C
Columbia, MD
- #97C
Lawton, OK
- #98A
Olathe, KS
- #99B
St Louis, MO
- #100D
Charleston, WV
Other Rankings
Frequently Asked Questions
What is the top-ranked US city for water quality?
The top-ranked city on Best for Water Quality is Charleston, SC with a sub-score of 100/100. All rankings use federal government data only.
How is this ranking calculated?
Cleanest drinking water per EPA SDWIS — fewest violations, highest safety scores. Sub-scores are normalized to 0-100, then cities are ordered from highest to lowest. See the methodology page for the full formula.
Where does the data come from?
MoveScore blends six federal data streams: FBI UCR, EPA SDWIS, EPA AQS, NCES CCD + EDFacts, Census ASPEP, and CMS HCAHPS. A city is included only if at least three of the six sources have a record for it.
Last updated:
Ranking uses the individual water sub-score, normalized to 0-100.