What is the air quality like in Portland?
Portland has an average AQI of 45, which falls in the "Good" category. About 64% of days have Good air quality, 28% are Moderate, and 7% are Unhealthy for Sensitive Groups. The primary pollutant is PM2.5.
What is the main pollutant in Portland?
The primary pollutant in Portland is PM2.5. The city's average PM2.5 level is 7.8 μg/m³ (below the EPA annual standard of 12 μg/m³). Average ozone levels are 36 ppb. Major pollution sources include vehicles, industry, wildfires.
Is Portland affected by wildfire smoke?
Portland has a moderate wildfire risk rating. Occasional wildfire smoke events may temporarily degrade air quality.
How many good air quality days does Portland have?
Approximately 64% of days in Portland have Good air quality (AQI 0-50). This means the majority of the year has clean, breathable air.
What about allergies in Portland?
Air quality and pollen counts can both affect respiratory health in Portland. On days with higher AQI levels, allergy symptoms may worsen. Using a HEPA air purifier indoors and monitoring both AQI and pollen counts can help manage symptoms.