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Water system · PWSID MO3021377

CAMDEN COUNTY PWSD 4 HORSESHOE BEND

LAKE OZARK, MO · ~7,912 people served

Check your exact address → LAKE OZARK overview
100
Excellent
PurityRadar safety score

PWSID

MO3021377

State

Missouri

City

LAKE OZARK

Population served

7,912

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

Lithium

9,300 ppt

limit —

No federal limit

Violations & enforcement

29

Violations on record

0

Unaddressed

0

Health-based

26

Enforcement actions

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

Other · EPA contaminant 7000 began Jul 2025 Resolved
Other · EPA contaminant 7500 began Mar 2025 Resolved
Reporting · Lead & Copper Rule began Dec 2024 Resolved
Reporting · EPA contaminant 5200 began Oct 2024 Resolved
Monitoring & reporting · Lead & Copper Rule began Oct 2024 Resolved
Reporting · Lead & Copper Rule began Aug 2024 Resolved
Reporting · Lead & Copper Rule began Jul 2024 Resolved
Monitoring & reporting · EPA contaminant 2983 began Apr 2024 Resolved
Monitoring & reporting · EPA contaminant 2982 began Apr 2024 Resolved
Monitoring & reporting · EPA contaminant 2979 began Apr 2024 Resolved
Monitoring & reporting · EPA contaminant 2990 began Apr 2024 Resolved
Monitoring & reporting · EPA contaminant 2989 began Apr 2024 Resolved

Recent enforcement actions

  • State action · SFJ Nov 2025
  • State action · SOX Nov 2025
  • State action · SIA Oct 2025
  • State action · SIE Oct 2025
  • State action · SOX Jul 2025
  • State action · SOX Apr 2025
  • State action · SIF Mar 2025
  • State action · SIF Mar 2025

This profile is built from EPA public records for system MO3021377 — 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.