United States

Air Quality in Oregon, United States

Right now

No air quality recorded here in the last 24 hours.

17, recorded here, since 27 May 2026

No events recorded in the last 30 days. Most recent: 28 September 2026 (34 days ago).

The 7th strongest of the 17 recorded here since 27 May 2026.

By month

  • May 20261
  • August 20264
  • September 202612

September 2026 is the most active month of the 3 in our series here, with 12 events.

Hazards recorded here

Recent events

Air QualityMedium

Unhealthy Air Quality (AQI 151)

28 September 2026time not reported by the sourceIndex 37 · version not recorded
Air QualityCritical

Hazardous Air Quality (AQI 500)

24 September 2026time not reported by the sourceIndex 55 · version not recorded
Air QualityMedium

Unhealthy Air Quality (AQI 170)

16 September 2026time not reported by the sourceIndex 46 · version not recorded
Air QualityMedium

Unhealthy Air Quality (AQI 167)

9 September 2026time not reported by the sourceIndex 37 · version not recorded
Air QualityCritical

Hazardous Air Quality (AQI 500)

6 September 2026time not reported by the sourceIndex 43 · version not recorded
Air QualityCritical

Hazardous Air Quality (AQI 500)

5 September 2026time not reported by the sourceIndex 43 · version not recorded
Air QualityMedium

Unhealthy Air Quality (AQI 167)

3 September 2026time not reported by the sourceIndex 46 · version not recorded
Air QualityCritical

Hazardous Air Quality (AQI 500)

2 September 2026time not reported by the sourceIndex 43 · version not recorded
Air QualityMedium

Unhealthy Air Quality (AQI 178)

1 September 2026time not reported by the sourceIndex 29 · version not recorded
Air QualityMedium

Unhealthy Air Quality (AQI 150)

1 September 2026time not reported by the sourceIndex 37 · version not recorded
Air QualityMedium

Unhealthy Air Quality (AQI 152)

1 September 2026time not reported by the sourceIndex 19 · version not recorded
Air QualityMedium

Unhealthy Air Quality (AQI 193)

1 September 2026time not reported by the sourceIndex 7 · version not recorded
Air QualityMedium

Unhealthy Air Quality (AQI 173)

31 August 2026time not reported by the sourceIndex 7 · version not recorded
Air QualityMedium

Unhealthy Air Quality (AQI 152)

31 August 2026time not reported by the sourceIndex 7 · version not recorded
Air QualityMedium

Unhealthy Air Quality (AQI 161)

31 August 2026time not reported by the sourceIndex 7 · version not recorded
Air QualityMedium

Unhealthy Air Quality (AQI 159)

31 August 2026time not reported by the sourceIndex 19 · version not recorded
Air QualityCritical

Hazardous Air Quality (AQI 880)

27 May 2026time not reported by the sourceIndex 14 · version not recorded

Towns with the most events here

Other areas

Series begins 8 March 2026. Comparisons refer to that period only. Collection gap: 14-26 August 2026.

Administrative boundaries: geoBoundaries (geoboundaries.org), Public Domain. geoboundaries.org