Water Systems
| Water System | Service Area | People Served | Contaminants detected |
|---|---|---|---|
AS Ashland | Ashland, IL | 1,333 | 11 |
RO Rossville | Rossville, IL | 1,331 | 12 |
AS Astoria | Astoria, IL | 1,322 | 16 |
HA Harristown | Harristown, IL | 1,320 | 19 |
BA Barry | Barry, IL | 1,318 | 19 |
DE Devils Kitchen Water District | Williamson County, IL | 1,314 | 9 |
WA Waverly | Waverly, IL | 1,307 | 30 |
WA Walnut Hill | Walnut Hill, IL | 1,305 | 13 |
MA Maple Park | Maple Park, IL | 1,300 | 15 |
ST St Anne | Saint Anne, IL | 1,300 | 12 |