County · Illinois
Douglas County, Illinois: drinking water records
This overview covers 7 ZIP codes and 11 community water systems in Douglas 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 |
|---|---|---|---|---|---|
| Tuscola IL0415030 | 4,875 | 60 | 0 | 0 | 0 ppb |
| Arcola IL0410050 | 2,927 | 0 | 0 | 1 | 0 ppb |
| Camargo IL0410100 | 750 | 0 | 0 | 6 | 0 ppb |
| West Prairie Water Company IL0410030 | 4,800 | 0 | 0 | 0 | 0 ppb |
| Il American-Villa Grove IL0410350 | 2,467 | 0 | 0 | 0 | 3 ppb |
| Atwood IL0414060 | 1,155 | 0 | 0 | 0 | 0 ppb |
| Newman IL0410250 | 836 | 0 | 0 | 0 | 0 ppb |
| Hindsboro IL0410200 | 296 | 0 | 0 | 0 | 0 ppb |
| Garrett IL0410010 | 198 | 0 | 0 | 0 | 0 ppb |
| Egyptian Trail Water Corp IL0415150 | 64 | 0 | 0 | 0 | 0 ppb |
| Arcola/Tuscola Water Transmissioin Main IL0410020 | 50 | 0 | 0 | 0 | 0 ppb |
ZIP reports in Douglas 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: 61941.
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.