County · Illinois
Champaign County, Illinois: drinking water records
This overview covers 29 ZIP codes and 32 community water systems in Champaign County. It also stands in for 1 ZIP codes whose utility has too little EPA data for a page of its own.
System population figures are summed from EPA registry records and can overlap where wholesalers and retail systems serve the same people. They are not a Census county-population estimate.
Water systems with the most complete records
| Water system | People served | PFAS survey results | PFAS found | Health-based violations | Lead, 9 in 10 homes at or below |
|---|---|---|---|---|---|
| Il American-Champaign IL0195300 | 150,000 | 120 | 0 | 0 | 1 ppb |
| Rantoul IL0190650 | 13,000 | 60 | 0 | 0 | 2.2 ppb |
| U of I-Champaign IL0195500 | 13,000 | 60 | 0 | 0 | 13 ppb |
| Mahomet IL0190450 | 6,580 | 60 | 0 | 0 | 1.4 ppb |
| Sangamon Valley Pwd IL0195150 | 5,300 | 60 | 0 | 0 | 1.8 ppb |
| Il American-Tolono IL0191000 | 3,604 | 0 | 0 | 4 | 1 ppb |
| Cedar Haven MHC ME0007363 | 395 | 0 | 0 | 2 | 3.4 ppb |
| Seymour Water District IL0190060 | 392 | 0 | 0 | 1 | 0.6 ppb |
| Fountain Valley MHP IL0195945 | 375 | 0 | 0 | 12 | 2.1 ppb |
| Ej Water-Dewey IL0195200 | 350 | 0 | 0 | 1 | 0 ppb |
| Pharos Mobile Home Community South LA1019115 | 222 | 0 | 0 | 4 | 0 ppb |
| Pharos Mobile Home Community North LA1019101 | 162 | 0 | 0 | 9 | 0 ppb |
| Penfield Pwd IL0195100 | 150 | 0 | 0 | 1 | 0 ppb |
| Longview IL0190350 | 146 | 0 | 0 | 2 | 1.1 ppb |
| Valley View Manor IL0195865 | 120 | 0 | 0 | 2 | 15 ppb |
| Il American-Fisher IL0190150 | 2,026 | 0 | 0 | 0 | 0 ppb |
| Aqua Illinois-Philo IL0190600 | 1,378 | 0 | 0 | 0 | 1.8 ppb |
| Homer IL0190300 | 1,200 | 0 | 0 | 0 | 0 ppb |
| Thomasboro IL0190950 | 1,066 | 0 | 0 | 0 | 0 ppb |
| Gifford IL0190250 | 911 | 0 | 0 | 0 | 0 ppb |
| Ogden IL0190500 | 750 | 0 | 0 | 0 | 2.9 ppb |
| Shadow Wood MHP IL0195320 | 680 | 0 | 0 | 0 | 0 ppb |
| Il American-Broadlands IL0190050 | 330 | 0 | 0 | 0 | 1 ppb |
| Ludlow IL0190400 | 330 | 0 | 0 | 0 | 3.5 ppb |
| Royal IL0190700 | 273 | 0 | 0 | 0 | 1 ppb |
ZIP reports in Champaign County
No ZIP report in this county is published yet.
These ZIP codes are covered by this overview because their utility has too little EPA data for a separate page: 61845.
Sources and scope
EPA UCMR 5 occurrence data, samples collected 2023-01-03 – 2026-06-17, final release, August 2026 (file dated Aug 28, 2026); EPA SDWIS via ECHO, 2026Q2 extract (file dated Jul 9, 2026); EPA service-area boundaries v3.0; Census 2020 ZCTAs. Page generated 2026-09-03.
Counts cover the systems that report this county to EPA. A water system may cross county lines. "Found" means at least one result at or above the laboratory reporting level; it is not a compliance finding.