CHUCKAWALLA VALLEY STATE PRISON

BLYTHE, CA · ~4,090 people served

Check your exact address → BLYTHE overview

100

Excellent

PurityRadar safety score

PWSID

CA3310802

State

California

City

BLYTHE

Population served

4,090

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

Lithium

33,000 ppt

limit —

No federal limit

Violations & enforcement

Violations on record

Unaddressed

Health-based

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Jan 2023. Official EPA record →

Monitoring & reporting · Haloacetic acids (HAA5) began Jan 2022 Resolved

Monitoring & reporting · Total trihalomethanes (TTHM) began Jan 2022 Resolved

Max contaminant level (MCL) · Arsenic health-based began Apr 2013 Resolved

Max contaminant level (MCL) · Arsenic health-based began Jan 2013 Resolved

Max contaminant level (MCL) · Arsenic health-based began Oct 2012 Resolved

Monitoring & reporting · Lead & Copper Rule began Jun 2009 Resolved

Monitoring & reporting · Total coliform began Oct 2008 Resolved

Monitoring & reporting · Total trihalomethanes (TTHM) began Jan 2008 Resolved

Monitoring & reporting · Haloacetic acids (HAA5) began Jan 2008 Resolved

Monitoring & reporting · Lead & Copper Rule began Oct 2006 Resolved

Monitoring & reporting · Lead & Copper Rule began Oct 2003 Resolved

Recent enforcement actions

State action · SIA Jan 2023
State action · SOX Oct 2022
State action · SOX Oct 2013
State action · SFL Mar 2013
State action · SOX Jun 2012
State action · SIA Mar 2012
State action · SIA Dec 2009
State action · SOX Oct 2009

This profile is built from EPA public records for system CA3310802 — 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.