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Water system · PWSID OK1021506

ROGERS CO RWD # 4

OOLOGAH, OK · ~7,725 people served

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

PWSID

OK1021506

State

Oklahoma

City

OOLOGAH

Population served

7,725

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

PFBA

5.6 ppt

limit —

No federal limit

Violations & enforcement

70

Violations on record

1

Unaddressed

29

Health-based

170

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Mar 2026. Official EPA record →

Reporting · EPA contaminant 5200 began Oct 2024 Unaddressed
Treatment technique · EPA contaminant 5200 health-based began Oct 2024 Addressed
Monitoring & reporting · Lead & Copper Rule began Oct 2024 Resolved
Other · EPA contaminant 7000 began Jul 2024 Resolved
Max contaminant level (MCL) · Haloacetic acids (HAA5) health-based began Jan 2022 Resolved
Monitoring & reporting · Haloacetic acids (HAA5) began Dec 2021 Resolved
Monitoring & reporting · Lead & Copper Rule began Oct 2021 Resolved
Monitoring & reporting · EPA contaminant 0300 began Nov 2017 Resolved
Monitoring & reporting · EPA contaminant 0300 began Jul 2017 Resolved
Monitoring & reporting · Haloacetic acids (HAA5) began Jun 2017 Resolved
Monitoring & reporting · EPA contaminant 0300 began Jun 2017 Resolved
Monitoring & reporting · Total trihalomethanes (TTHM) began Jun 2017 Resolved

Recent enforcement actions

  • EPA/federal action · EFL Mar 2026
  • State action · SOX Sep 2025
  • State action · SOX Sep 2025
  • State action · SIA Jul 2025
  • State action · SIA Jul 2025
  • State action · SIF Jun 2025
  • State action · SIF Jun 2025
  • State action · SIE Mar 2025

This profile is built from EPA public records for system OK1021506 — 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.