Air Quality History for Happy Valley, United States
Historical PM2.5 and AQI trend from monitoring stations near Happy Valley, United States.
21
Current AQI
Good Station
Good Station
Air Quality Index Station
336hPM2.5 Station
336h · 3 stationsTemperature GFS model
56ptPrecipitation GFS model
mm/dayDaily Summary Station
| Date | AQI | Range | PM2.5 avg | Hours | Stations |
|---|---|---|---|---|---|
| 2026-09-05 | 22 | 10–39 | 5.3 µg/m³ | 19h | 3 |
| 2026-09-04 | 18 | 11–29 | 4.3 µg/m³ | 24h | 3 |
| 2026-09-03 | 20 | 7–29 | 4.8 µg/m³ | 24h | 3 |
| 2026-09-02 | 13 | 8–26 | 3.1 µg/m³ | 24h | 3 |
| 2026-09-01 | 38 | 13–157 | 11.1 µg/m³ | 24h | 3 |
| 2026-08-31 | 24 | 11–33 | 5.7 µg/m³ | 24h | 3 |
| 2026-08-30 | 16 | 9–22 | 3.8 µg/m³ | 24h | 3 |
| 2026-08-29 | 14 | 3–24 | 3.5 µg/m³ | 24h | 3 |
| 2026-08-28 | 9 | 3–17 | 2.1 µg/m³ | 24h | 3 |
| 2026-08-27 | 9 | 3–20 | 2.3 µg/m³ | 24h | 3 |
| 2026-08-26 | 11 | 5–20 | 2.6 µg/m³ | 24h | 3 |
| 2026-08-25 | 39 | 23–53 | 9.4 µg/m³ | 24h | 3 |
| 2026-08-24 | 17 | 5–37 | 4.0 µg/m³ | 24h | 3 |
| 2026-08-23 | 7 | 3–13 | 1.7 µg/m³ | 24h | 3 |
| 2026-08-22 | 18 | 17–20 | 4.3 µg/m³ | 5h | 3 |