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Water system · PWSID OK2005508

TINKER AIR FORCE BASE

OKLAHOMA CITY, OK · ~24,645 people served

Check your exact address → OKLAHOMA CITY overview
100
Excellent
PurityRadar safety score

PWSID

OK2005508

State

Oklahoma

City

OKLAHOMA CITY

Population served

24,645

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

PFHxS

Perfluorohexanesulfonic acid

4.9 ppt

limit 10 ppt

Below EPA limit

Lithium

16,300 ppt

limit —

No federal limit

Violations & enforcement

16

Violations on record

1

Unaddressed

8

Health-based

32

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Oct 2024. Official EPA record →

Monitoring & reporting · EPA contaminant 3014 began Aug 2015 Unaddressed
Monitoring & reporting · Haloacetic acids (HAA5) began Aug 2022 Resolved
Monitoring & reporting · Total trihalomethanes (TTHM) began Aug 2022 Resolved
Monitoring & reporting · EPA contaminant 3014 began Sep 2014 Resolved
Monitoring & reporting · EPA contaminant 3014 began Jul 2014 Resolved
Monitoring & reporting · Total coliform began Jul 2014 Resolved
Monitoring & reporting · Thallium began Jan 2005 Resolved
Max contaminant level (MCL) · Total coliform health-based began Sep 2004 Resolved
Monitoring & reporting · Total coliform began Mar 2004 Resolved
Max contaminant level (MCL) · Fluoride health-based began Feb 2002 Resolved
Max contaminant level (MCL) · Total coliform health-based began Jun 2000 Resolved
Max contaminant level (MCL) · Total coliform health-based began May 1996 Resolved

Recent enforcement actions

  • State action · SOX Oct 2024
  • State action · SIF Jun 2024
  • State action · SIA Sep 2023
  • State action · SIE Sep 2023
  • State action · SOX Nov 2017
  • State action · SOX Nov 2017
  • State action · SOX Aug 2016
  • State action · SIA Mar 2016

This profile is built from EPA public records for system OK2005508 — 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.