Is South Beloit, Illinois tap water safe?
3 water systems report serving South Beloit. Your water depends on which one serves your address. Check your bill if unsure.
A
Il American-South Beloit
Serves 7,893 people · Groundwater · Full report →
No health-based violations in the last 5 years; PFAS tested (UCMR 5), none above federal limits; Lead 90th percentile below the action level (2025).
A
South Bluff MHP
Serves 507 people · Groundwater · Full report →
No health-based violations in the last 5 years; 1 monitoring/reporting violation; No UCMR 5 PFAS results on file; Lead 90th percentile below the action level (2024).
B
Northgate Estates MHP
Serves 100 people · Groundwater · Full report →
1 health-based violation in the last 5 years; 1 monitoring/reporting violation; 1 not yet resolved; No UCMR 5 PFAS results on file.