What is the air quality like in Irvine?
Irvine has an average AQI of 55, which falls in the "Moderate" category. About 52% of days have Good air quality, 36% are Moderate, and 10% are Unhealthy for Sensitive Groups. The primary pollutant is Ozone.
What is the main pollutant in Irvine?
The primary pollutant in Irvine is Ozone. The city's average PM2.5 level is 9.2 μg/m³ (below the EPA annual standard of 12 μg/m³). Average ozone levels are 48 ppb. Major pollution sources include vehicles, light industry.
Is Irvine affected by wildfire smoke?
Irvine has a moderate wildfire risk rating. Occasional wildfire smoke events may temporarily degrade air quality.
How many good air quality days does Irvine have?
Approximately 52% of days in Irvine have Good air quality (AQI 0-50). Residents experience Good air quality about half the time, with other days being Moderate or worse.
When is pollen season in Irvine's state (CA)?
Pollen seasons in CA include: Grass Pollen (April–July, High severity); Tree Pollen (February–May, High severity); Weed Pollen (July–November, Moderate severity); Mold Spores (Year-round–Year-round, Moderate severity). Allergy sufferers should monitor pollen counts during these periods and consider staying indoors on high-pollen days, especially during morning hours when counts peak.