CALIFORNIA STATE FAIR

SACRAMENTO, CA · ~9,280 people served

Check your exact address → SACRAMENTO overview

Fair

PurityRadar safety score

PWSID

CA3410026

State

California

City

SACRAMENTO

Population served

9,280

Primary source

Groundwater

Score history

▼ 33 points — the score moved from 100 to 67 on Jun 18, 2026, as newly published EPA data was incorporated.

Jun 18, 2026 · score 100 Jun 18, 2026 · score 67

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 2024). Levels in parts per trillion (ppt).

PFOS

Perfluorooctanesulfonic acid

5 ppt

limit 4 ppt

Above EPA limit · 1.3×

PFBS

4.3 ppt

limit —

No federal limit

Violations & enforcement

Violations on record

Unaddressed

Health-based

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Jan 2008. Official EPA record →

Monitoring & reporting · Haloacetic acids (HAA5) began Oct 2007 Resolved

Monitoring & reporting · Total trihalomethanes (TTHM) began Oct 2007 Resolved

Monitoring & reporting · Total coliform began Jun 2006 Resolved

Max contaminant level (MCL) · Total coliform health-based began Nov 1993 Resolved

Recent enforcement actions

State action · SOX Jan 2008
State action · SFJ Nov 2007
State action · SOX Jul 2006
State action · SFL Jul 2006
State action · SFL Dec 1993
State action · SOX Nov 1993

This profile is built from EPA public records for system CA3410026 — 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.