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Water system · PWSID CA2710001

ALCO WATER SERVICE

100
Excellent
PurityRadar safety score

PWSID

CA2710001

State

California

City

SALINAS

Population served

56,253

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 Sep 2023). Levels in parts per trillion (ppt).

Lithium

20,100 ppt

limit —

No federal limit

Violations & enforcement

3

Violations on record

0

Unaddressed

2

Health-based

15

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Sep 2006. Official EPA record →

Max contaminant level (MCL) · Total coliform health-based began Sep 1994 Resolved
Max contaminant level (MCL) · Total coliform health-based began Nov 1992 Resolved
Monitoring & reporting · EPA contaminant 2990 began Jan 1989 Resolved

Recent enforcement actions

  • State action · SOX Sep 2006
  • State action · SOX Dec 2005
  • State action · SIA Nov 2005
  • EPA/federal action · EOX Mar 2000
  • State action · SOX Oct 1994
  • State action · SFM Oct 1994
  • State action · SFM Aug 1993
  • State action · SFM Aug 1993

Area water-quality monitoring

Environmental monitoring (rivers, wells, intakes) recorded in this system’s service area in the EPA/USGS Water Quality Portal since 2018 — source/ambient water, not finished tap water. Context for the watershed, not a reading from your tap.

ContaminantMedian · max · samples

Copper

2 stations · latest Jul 2022

7.6 · max 10 ug/L · 3

Nitrate

1 station · latest Aug 2020

5.74 · max 5.74 mg/l as N · 2

Arsenic

1 station · latest Aug 2020

5.6 · max 5.6 ug/l · 1

Fluoride

1 station · latest Aug 2020

0.39 · max 0.39 mg/l · 1

Lead

1 station · latest Aug 2020

0.09 · max 0.09 ug/l · 1

Uranium

1 station · latest Aug 2020

2.72 · max 2.72 ug/l · 1

Source: Water Quality Portal (EPA/USGS/state agencies). Values are as-reported and aren’t health thresholds.

This profile is built from EPA public records for system CA2710001 — 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.