Is Alto, New Mexico tap water safe?
8 water systems report serving Alto. Your water depends on which one serves your address. Check your bill if unsure.
A
Alto Lakes Water and Sanitation District
Serves 2,870 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 (2024).
B
Cds Rainmakers Util LLC Rancho Ruidoso
Serves 877 people · Groundwater · Full report →
1 health-based violation in the last 5 years; 3 monitoring/reporting violations; No UCMR 5 PFAS results on file; Lead 90th percentile below the action level (2024).
A
Sun Valley Water and Sanitation District
Serves 443 people · Groundwater · Full report →
No health-based violations in the last 5 years; 2 monitoring/reporting violations; No UCMR 5 PFAS results on file; Lead 90th percentile below the action level (2025).
C
Lincoln Hills Water Co-Op
Serves 338 people · Groundwater · Full report →
1 health-based violation in the last 5 years; 18 monitoring/reporting violations; 5 not yet resolved; No UCMR 5 PFAS results on file; Lead 90th percentile below the action level (2026).
C
Alto Mountain Village
Serves 271 people · Groundwater · Full report →
2 health-based violations in the last 5 years; 8 monitoring/reporting violations; No UCMR 5 PFAS results on file; Lead 90th percentile below the action level (2025).
A
Enchanted Forest Water Mdwca
Serves 261 people · Groundwater · Full report →
No health-based violations in the last 5 years; No UCMR 5 PFAS results on file; Lead 90th percentile below the action level (2024).
A
Alto North Water Coop
Serves 107 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 (2026).
A
High Sierra Estates Water Assn
Serves 98 people · Groundwater · Full report →
No health-based violations in the last 5 years; No UCMR 5 PFAS results on file; Latest lead 90th percentile on file is from 2018 (older than 5 years, not graded).