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The top 10 cities with the worst water quality in the United States.
  • Los Angeles, CA
    5
    /10
    Quality Score
    49
    Contaminants
  • Chicago, IL
    8
    /10
    Quality Score
    20
    Contaminants
  • Houston, TX
    1
    /10
    Quality Score
    105
    Contaminants
  • San Diego, CA
    7
    /10
    Quality Score
    33
    Contaminants
  • Austin, TX
    4
    /10
    Quality Score
    63
    Contaminants
  • Fort Worth, TX
    2
    /10
    Quality Score
    83
    Contaminants
  • Fresno, CA
    5
    /10
    Quality Score
    52
    Contaminants
  • Colorado Springs, CO
    5
    /10
    Quality Score
    53
    Contaminants
  • Raleigh, NC
    7
    /10
    Quality Score
    29
    Contaminants
  • Minneapolis, MN
    8
    /10
    Quality Score
    19
    Contaminants