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Primary air pollutant in the Derwood area:
PM2.5 - 59 Moderate
If you are unusually sensitive to particle pollution, consider reducing your activity level or shorten the amount of time you are active outdoors.
Other Pollutants:
OZONE - 15 Good
Windier southerly flow on Friday should provide reprieve and more areas of Good air quality after initially higher (low Moderate AQI) morning conditions. Then copious rain on Saturday should scour the atmosphere, resulting in a return to Good air quality for all areas. Anything not scoured out by the rain Saturday will be cleared by strong northwest winds on Sunday, keeping Good air quality in the forecast. For the latest air quality information, please visit our website here. -MDE
Primary Pollutant: PM2.5 - 44 Good
Primary Pollutant: PM2.5 - 50 Good
Primary Pollutant: PM2.5 - 33 Good
Primary Pollutant: PM2.5 - 28 Good
Primary Pollutant: PM2.5 - 44 Good
Primary Pollutant: PM2.5 - 50 Good