Rio, IL · Knox County
Water quality in Rio, IL
1 community water system are based in Rio, IL, collectively serving 265 people. See per-utility violations, contaminants, and lead service line status.
At a glance
- Community systems
- 1
- People served
- 265
- Groundwater systems
- 100%
- 1 systems
- Surface water systems
- 0%
- 0 systems
Community water systems based in Rio
Systems whose EPA-filed administrative city is Rio, sorted by population served. Regional authorities that serve Rio but are based elsewhere are not listed here; check the ZIP lookup for a service-area-based answer.
- 1. RIO
Knox · PWSID IL0950450
265 served