Is Pima, Arizona tap water safe?
3 water systems report serving Pima. Your water depends on which one serves your address. Check your bill if unsure.
D
Graham County Utilities - Pima
Serves 3,899 people · Groundwater · Full report →
5 health-based violations in the last 5 years; 9 monitoring/reporting violations; 1 not yet resolved; No UCMR 5 PFAS results on file; Lead 90th percentile below the action level (2024).
C
Graham County Utilities-Fort Thomas
Serves 452 people · Groundwater · Full report →
1 health-based violation in the last 5 years; 6 monitoring/reporting violations; No UCMR 5 PFAS results on file; Lead 90th percentile below the action level (2026).
B
Ash Creek Water Company
Serves 310 people · Groundwater · Full report →
No health-based violations in the last 5 years; 6 monitoring/reporting violations; No UCMR 5 PFAS results on file; Lead 90th percentile below the action level (2025).