ALTO LAKES WATER AND SANITATION DISTRICT

ALTO, NM · ~2,870 people served

Check your exact address → ALTO overview

100

Excellent

PurityRadar safety score

PWSID

NM3558514

State

New Mexico

City

ALTO

Population served

2,870

Primary source

Groundwater

Score history

No change since tracking began Jun 18, 2026.

Jun 18, 2026 · score 100 Jun 18, 2026 · score 100

2 score updates logged since tracking began Jun 18, 2026. Each future EPA re-score adds a point.

PFAS & contaminant readings

Latest detections from EPA’s UCMR5 monitoring (through Aug 2024). Levels in parts per trillion (ppt).

Lithium

64,700 ppt

limit —

No federal limit

Violations & enforcement

Violations on record

Unaddressed

Health-based

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Jul 2025. Official EPA record →

Monitoring & reporting · Lead & Copper Rule began Jan 2007 Resolved

Monitoring & reporting · EPA contaminant 2955 began Jan 2006 Resolved

Monitoring & reporting · EPA contaminant 2977 began Jan 2006 Resolved

Monitoring & reporting · EPA contaminant 2968 began Jan 2006 Resolved

Monitoring & reporting · EPA contaminant 2969 began Jan 2006 Resolved

Monitoring & reporting · EPA contaminant 2976 began Jan 2006 Resolved

Monitoring & reporting · EPA contaminant 2964 began Jan 2006 Resolved

Monitoring & reporting · EPA contaminant 2979 began Jan 2006 Resolved

Monitoring & reporting · EPA contaminant 2980 began Jan 2006 Resolved

Monitoring & reporting · EPA contaminant 2981 began Jan 2006 Resolved

Monitoring & reporting · EPA contaminant 2982 began Jan 2006 Resolved

Monitoring & reporting · EPA contaminant 2380 began Jan 2006 Resolved

Recent enforcement actions

State action · SIA Jul 2025
State action · SOX Dec 2022
State action · SOX Aug 2013
State action · SOX Aug 2013
State action · SOX May 2013
State action · SOX Jun 2012
State action · SOX Sep 2008
State action · SIA Jan 2008

This profile is built from EPA public records for system NM3558514 — SDWIS violations and UCMR5 PFAS sampling. The score is system-level and can’t account for your home’s plumbing (older pipes can add lead at the tap). For health decisions, check your exact address, read the utility’s Consumer Confidence Report, and confirm with your provider.