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Worst Air Quality ZIP Codes in Oklahoma
Top 50 worst air quality zip codes in america in Oklahoma. ZIP-level data from EPA Air Quality Index.
Rankings for Oklahoma will be available when EPA Air Quality Index data is refreshed. In the meantime, see the national worst air quality zip codes in america ranking.
Methodology
This ranking is based on EPA Air Quality Index data, scoped to Oklahoma ZIP codes. Up to 50 ZIP codes are listed, ordered by median aqi. Data is refreshed periodically. See our methodology page for full details on data sources and update frequency.