Is Saint Joseph, Michigan tap water safe?
4 water systems report serving Saint Joseph. 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.
A
Southwest Michigan Regional Sanitary Sew
Serves 26,780 people · Surface water · Full report →
No health-based violations in the last 5 years; 1 monitoring/reporting violation; PFAS tested (UCMR 5), none above federal limits; Lead 90th percentile below the action level (2025).
D
Benton Harbor
Serves 9,103 people · Surface water · Full report →
9 health-based violations in the last 5 years; 7 monitoring/reporting violations; PFAS tested (UCMR 5), none above federal limits; Lead 90th percentile below the action level (2025).
A
St Joseph
Serves 7,930 people · Surface water · 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).
F
Corewell Health-Berrien Cntr
Serves 90 people · Groundwater · Full report →
4 health-based violations in the last 5 years; 22 monitoring/reporting violations; 1 not yet resolved; No UCMR 5 PFAS results on file; Lead 90th percentile ABOVE the action level (2026).