Is Nokomis, Illinois tap water safe?
4 water systems report serving Nokomis. Your water depends on which one serves your address. Check your bill if unsure. This list is matched from the ZIP codes in this place, so it may include nearby systems.
B
Ej Water Cooperative
Serves 29,720 people · Surface water · Full report →
No health-based violations in the last 5 years; 26 monitoring/reporting violations; 1 not yet resolved; PFAS tested (UCMR 5), none above federal limits; Lead 90th percentile below the action level (2025).
B
Dolton
Serves 20,510 people · Surface water · Full report →
No health-based violations in the last 5 years; 15 monitoring/reporting violations; 3 not yet resolved; PFAS tested (UCMR 5), none above federal limits; Lead 90th percentile below the action level (2026).
A
Nokomis
Serves 2,370 people · Groundwater · Full report →
No health-based violations in the last 5 years; 1 monitoring/reporting violation; 1 not yet resolved; No UCMR 5 PFAS results on file; Lead 90th percentile below the action level (2026).
A
Ej Water-Coalton
Serves 317 people · Surface water · Full report →
No health-based violations in the last 5 years; 2 monitoring/reporting violations; No UCMR 5 PFAS results on file; Lead 90th percentile below the action level (2026).