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Air quality · Oklahoma

Air quality in Oklahoma

Air quality (EPA AirNow) data for ZIP codes in Oklahoma. Pick a ZIP below to dive into the air quality summary.

Last verified 2026-05-13 · methodology

What lands here

Pages show the current AQI category (Good, Moderate, Unhealthy for Sensitive Groups, Unhealthy, Very Unhealthy, Hazardous), the nearest reporting station, and historical averages.

Source & refresh

EPA AirNow. Refreshed hourly real-time / daily historical. Primary source →

Oklahoma top concern

Tornadoes, induced seismicity, water-supply

Oklahoma sits in the heart of Tornado Alley. Induced seismicity (oil/gas wastewater injection) has flagged some EPA SDWIS small systems. Radon risk is Zone 1-2 across most counties.

See Oklahoma state page for the full state-level rollup across all 12 dimensions.

Read more on air quality

Editorial deep-dives explaining the source data, its limits, and how to read it.

3 Oklahoma ZIPs