5 Most Oxygen Friendly Cities in the US

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1. Roanoke Rapids

Annual Average PM2.5 Concentration In 2022 (μg/m³): 0.6

Roanoke Rapids is at the top of our list of the most oxygen-friendly cities in the US. It is located in North Carolina and offers many outdoor activities like hiking and fishing. In 2022, the city had an annual average PM2.5 concentration of 0.6μg/m³.

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