Tulsa's Ozone Alert! — Air Quality Index

Last updated: September 22, 2020, 9:23:03 pm

The EPA's Ozone Standard is exceeded at .071 ppm

2020 Ozone Season Scorecard • Additional Air Quality Monitoring and Ozone Alert! Data

Today's Ozone Readings (ppm)

Monitoring Station	Current 1-hr Reading	High 1-hr Reading	Current 8-hr Average	High 8-hr Average
South	.024	.029	.025	.025
West	.021	.032	.023	.025
East	.020	.026	.022	.023
Central	.017	.027	.016	.019
North	.018	.033	.021	.025

Today's highest 8-Hour Avg. .025 at the North Monitor
Have we exceeded the standard today? No
Did we exceed the standard yesterday? No

Data is 'real-time', preliminary and subject to change upon QA/QC by ODEQ and EPA

The Air quality Index (AQI) reflects the health concern and corresponds to the EPA's national pollutant standard. AQI's higher than 100 generally mean air quality unhealthy for sensitive groups and an exceedance of the pollutant's standard.
The AQI below reflects ozone.

Today's high AQI at the North Monitor

Air Quality AQI

Good

0-49

Moderate

50-99

Unhealthy for
Sensitive Groups

100-149

Unhealthy

150-200

Indicates the highest pollutant index from midnight until the time the page was last updated, changing when a new high is reflected throughout the day.