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ZIP 62232

Water quality in Caseyville, IL (62232)

Drinking water in ZIP 62232 (Caseyville, St. Clair County) comes from 24 public water system s on EPA's records. The list below is ranked by population served: the largest regional authority for your area appears first, smaller subdivisions and private systems below.

Combined population served: 255,654 people.

Public water systems serving ZIP 62232

Ranked by population served. Tier badges show how EPA records each utility's service area: "Serves your city" means EPA's geographic-areas table specifically lists Caseyville; "Serves your county" means the utility serves St. Clair County (regional authorities are usually filed this way); "Billing address at this ZIP" means the utility files paperwork from this ZIP but EPA does not confirm it serves you.

  1. IL AMERICAN-EAST ST LOUIS

    GODFREY · PWSID IL1635040

    Serves 131k people

    Serves your county
  2. O FALLON

    O'FALLON · PWSID IL1631100

    Serves 47k people

    Serves your county
  3. CAHOKIA HEIGHTS

    CAHOKIA HEIGHTS · PWSID IL1635000

    Serves 15k people

    Serves your county
  4. CASEYVILLE

    CASEYVILLE · PWSID IL1630250

    Serves 14k people

    Serves your city
  5. MASCOUTAH

    MASCOUTAH · PWSID IL1630800

    Serves 8,759 people

    Serves your county
  6. AMERICAN WATER OPER AND MAINTENANCE, LLC

    SCOTT AIR FORCE BASE · PWSID IL1635237

    Serves 6,779 people

    Serves your county
  7. LEBANON

    LEBANON · PWSID IL1630650

    Serves 4,714 people

    Serves your county
  8. FREEBURG

    FREEBURG · PWSID IL1630600

    Serves 4,707 people

    Serves your county
  9. DUPO

    DUPO · PWSID IL1630350

    Serves 4,684 people

    Serves your county
  10. MILLSTADT

    SWANSEA · PWSID IL1630850

    Serves 4,071 people

    Serves your county
  11. SMITHTON

    SMITHTON · PWSID IL1631300

    Serves 4,006 people

    Serves your county
  12. NEW ATHENS

    NEW ATHENS · PWSID IL1631050

    Serves 1,970 people

    Serves your county
  13. MARISSA

    FREEBURG · PWSID IL1630750

    Serves 1,921 people

    Serves your county
  14. PRAIRIE DUPONT PWD

    EAST CARONDELET · PWSID IL1635070

    Serves 1,863 people

    Serves your county
  15. MOUND PWD

    COLLINSVILLE · PWSID IL1635050

    Serves 1,500 people

    Serves your county
  16. ST LIBORY

    SWANSEA · PWSID IL1631200

    Serves 628 people

    Serves your county
  17. LENZBURG

    SWANSEA · PWSID IL1630700

    Serves 616 people

    Serves your county
  18. SOUTHWESTERN IL CORRECTIONAL CENTER

    EAST ST. LOUIS · PWSID IL1630030

    Serves 563 people

    Serves your county
  19. FAYETTEVILLE

    SWANSEA · PWSID IL1630550

    Serves 441 people

    Serves your county
  20. S L M WATER COMMISSION

    MASCOUTAH · PWSID IL1635090

    Serves 385 people

    Serves your county
  21. ARAPAHO VILLAGE MHP

    BELLEVILLE · PWSID IL1635055

    Serves 368 people

    Serves your county
  22. SUMMERFIELD

    SUMMERFIELD · PWSID IL1631350

    Serves 347 people

    Serves your county
  23. FSH WATER COMMISSION

    FREEBURG · PWSID IL1635300

    Serves 313 people

    Serves your county
  24. KASKASKIA WATER DISTRICT

    NEW ATHENS · PWSID IL1635110

    Serves 0 people

    Serves your county

More for IL

How we matched ZIP 62232: we translate the ZIP to a city and county via the Geonames postal database, then match against service-area cities and counties EPA has on file for each public water system. EPA does not publish authoritative service-area boundary maps for most systems, so there is still some guesswork; large regional authorities (e.g., county-wide water and sewer authorities) are usually filed at the county level even when they serve specific cities. Your water bill names the authoritative utility. Methodology.