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Primary air pollutant in the Grand Terrace area:
PM2.5 - 77 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:
PM10 - 54 Moderate
OZONE - 77 Moderate
Primary Pollutant: OZONE - 126 Unhealthy for Sensitive Groups
Secondary Pollutant: PM2.5 - 68 Moderate
Secondary Pollutant: PM10 - 47 Good
Secondary Pollutant: CO - 4 Good
Secondary Pollutant: NO2 - 10 Good
Primary Pollutant: OZONE - 140 Unhealthy for Sensitive Groups
Secondary Pollutant: PM2.5 - 69 Moderate
Secondary Pollutant: PM10 - 51 Moderate
Secondary Pollutant: CO - 4 Good
Secondary Pollutant: NO2 - 11 Good