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Primary air pollutant in the Londonderry area:
OZONE - 39 Good
Enjoy your outdoor activities.
Other Pollutants:
PM2.5 - 25 Good
PM10 - 14 Good
Primary Pollutant: OZONE - 40 Good
Secondary Pollutant: PM2.5 - 30 Good
Primary Pollutant: OZONE - 45 Good
Secondary Pollutant: PM2.5 - 40 Good