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Water system · PWSID 090600125

Chemehuevi Water

Havasu Lake, CA · ~4,400 people served

Check your exact address → Havasu Lake overview
100
Excellent
PurityRadar safety score

PWSID

090600125

State

California

City

Havasu Lake

Population served

4,400

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

No PFAS detections are on record for this system from EPA’s UCMR5 monitoring (2023–25). Absence of a detection isn’t a guarantee — not every system was sampled, and this dataset doesn’t cover other contaminants.

Violations & enforcement

37

Violations on record

0

Unaddressed

9

Health-based

65

Enforcement actions

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

Monitoring & reporting · Nitrate began Jan 2021 Resolved
Other · EPA contaminant 7000 began Jul 2006 Resolved
Monitoring & reporting · Nitrate began Jan 2006 Resolved
Monitoring & reporting · Haloacetic acids (HAA5) began Jan 2006 Resolved
Monitoring & reporting · Total trihalomethanes (TTHM) began Jan 2006 Resolved
Monitoring & reporting · Nitrate began Jan 2005 Resolved
Monitoring & reporting · Total trihalomethanes (TTHM) began Jan 2005 Resolved
Monitoring & reporting · Haloacetic acids (HAA5) began Jan 2005 Resolved
Monitoring & reporting · Total trihalomethanes (TTHM) began Jan 2004 Resolved
Monitoring & reporting · Haloacetic acids (HAA5) began Jan 2004 Resolved
Monitoring & reporting · EPA contaminant 4020 began Jan 2002 Resolved
Monitoring & reporting · Nitrate began Jan 2002 Resolved

Recent enforcement actions

  • EPA/federal action · EOX Aug 2023
  • EPA/federal action · EOX Aug 2017
  • EPA/federal action · EIC May 2011
  • EPA/federal action · EIC May 2011
  • EPA/federal action · EOX Mar 2010
  • EPA/federal action · EOX Mar 2010
  • EPA/federal action · EOX Mar 2010
  • EPA/federal action · EOX Mar 2010

This profile is built from EPA public records for system 090600125 — 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.