TapGraded
B

TINKER AIR FORCE BASE

Oklahoma City, OK · 24,645 served

TINKER AIR FORCE BASE serves 24,645 people in Oklahoma City, OK. It has 0 health-based violations in the last 5 years. TapGraded gives this system a B.

Score breakdown

Health-based violations (5y)

0

Monitoring violations (5y)

35

Currently unaddressed

0

Overall score

82/100

Violation history (last 5 years)

2022
2025
Health-based Monitoring / reporting

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Lead (Lead and Copper Rule)

EPA's current lead action level is 15 ppb (dropping to 10 ppb in 2027 under the Lead and Copper Rule Improvements).

90th-percentile lead sample 0 ppb
0 ppb EPA action level: 15 ppb

Latest EPA Lead and Copper Rule 90th-percentile reading (monitoring period ending December 31, 2025).

PFAS (UCMR5 occurrence data)

HFPO-DA (not detected) 0 ppt
0 ppt EPA MCL: 10 ppt
PFHxS 5.2 ppt
0 ppt EPA MCL: 10 ppt
PFOS (not detected) 0 ppt
0 ppt EPA MCL: 4 ppt
PFOA (not detected) 0 ppt
0 ppt EPA MCL: 4 ppt
PFNA (not detected) 0 ppt
0 ppt EPA MCL: 10 ppt

System details

System type
Community water system
Water source
Ground water
Ownership
Federal government
Service connections
1,103

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Frequently asked questions

Is Oklahoma City, OK tap water safe to drink?

TINKER AIR FORCE BASE has 0 health-based violations in the last 5 years. TapGraded gives this system a B. A Tap Grade summarizes public EPA compliance records; it is not a determination that water is safe or unsafe to drink.

Does TINKER AIR FORCE BASE have lead in its water?

The most recent 90th-percentile lead sample is 0 ppb, versus the EPA action level of 15 ppb.

Has PFAS been detected in TINKER AIR FORCE BASE's water?

Yes — PFAS was detected, but below the EPA MCL for every tracked analyte.

Source: EPA SDWIS/ECHO · Data as of 2026Q2

TapGraded presents public EPA data for information only — it is not health advice and not a determination that any water is safe or unsafe to drink. For health concerns, contact your water utility or local health department.