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Water system · PWSID OK1020623

LONGTOWN RW&SD #1 (PITTSBURG CO.)

EUFAULA, OK · ~5,444 people served

Check your exact address → EUFAULA overview
100
Excellent
PurityRadar safety score

PWSID

OK1020623

State

Oklahoma

City

EUFAULA

Population served

5,444

Primary source

Surface water

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 Jan 2025). Levels in parts per trillion (ppt).

Lithium

12,000 ppt

limit —

No federal limit

Violations & enforcement

61

Violations on record

0

Unaddressed

43

Health-based

173

Enforcement actions

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

Monitoring & reporting · Total trihalomethanes (TTHM) began Jun 2025 Resolved
Treatment technique · EPA contaminant 5200 health-based began Oct 2024 Resolved
Reporting · EPA contaminant 5200 began Oct 2024 Resolved
Max contaminant level (MCL) · Total trihalomethanes (TTHM) health-based began Jul 2022 Resolved
Max contaminant level (MCL) · Total trihalomethanes (TTHM) health-based began Apr 2022 Resolved
Max contaminant level (MCL) · Total trihalomethanes (TTHM) health-based began Jan 2022 Resolved
Max contaminant level (MCL) · Total trihalomethanes (TTHM) health-based began Jan 2022 Resolved
Max contaminant level (MCL) · Total trihalomethanes (TTHM) health-based began Oct 2021 Resolved
Monitoring & reporting · EPA contaminant 0300 began May 2020 Resolved
Monitoring & reporting · EPA contaminant 0300 began Apr 2020 Resolved
Monitoring & reporting · EPA contaminant 0300 began Nov 2019 Resolved
Monitoring & reporting · EPA contaminant 0300 began Oct 2019 Resolved

Recent enforcement actions

  • State action · SOX Oct 2025
  • State action · SOX Oct 2025
  • State action · SIA Jul 2025
  • State action · SIA Jul 2025
  • State action · SIA Jul 2025
  • State action · SOX Jul 2025
  • State action · SFO May 2024
  • State action · SOX Jul 2023

This profile is built from EPA public records for system OK1020623 — 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.