Is San Mateo, New Mexico tap water safe?
1 water system report serving San Mateo. Your water depends on which one serves your address. Check your bill if unsure.
C
San Mateo Mdwca
Serves 182 people · Groundwater · Full report →
1 health-based violation in the last 5 years; 8 monitoring/reporting violations; No UCMR 5 PFAS results on file; Lead 90th percentile below the action level (2026).