Is San Carlos, Arizona tap water safe?
4 water systems report serving San Carlos. 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.
D
Scua Upper Seven Mile
Serves 8,478 people · Groundwater · Full report →
21 health-based violations in the last 5 years; 100 monitoring/reporting violations; 10 not yet resolved; PFAS tested (UCMR 5), none above federal limits; Lead 90th percentile below the action level (2025).
D
Scua Lower Peridot Bush
Serves 342 people · Groundwater · Full report →
6 health-based violations in the last 5 years; 9 monitoring/reporting violations; 8 not yet resolved; No UCMR 5 PFAS results on file; Lead 90th percentile below the action level (2025).
D
Scua Upper Peridot
Serves 275 people · Groundwater · Full report →
5 health-based violations in the last 5 years; 12 monitoring/reporting violations; 6 not yet resolved; No UCMR 5 PFAS results on file; Lead 90th percentile below the action level (2025).
C
Scua Skill Center
Serves 234 people · Groundwater · Full report →
1 health-based violation in the last 5 years; 10 monitoring/reporting violations; 2 not yet resolved; No UCMR 5 PFAS results on file; Lead 90th percentile below the action level (2025).