Air quality in Santa Rosa today
United States · Updated Thursday 21:00 (local time) · Model data from the Copernicus Atmosphere Monitoring Service
Fair European AQI
Fine for almost everyone.
Pollutants right now
| Pollutant | Value | Level |
|---|---|---|
| PM2.5 | 7 µg/m³ | Good |
| PM10 | 10 µg/m³ | Good |
| NO₂ | 5 µg/m³ | Good |
| O₃ | 52 µg/m³ | Fair |
The pollutant that matters most in Santa Rosa right now is O₃.
Forecast: next 24 hours
The air in Santa Rosa should stay good to fair for the next 24 hours. The cleanest hour is expected around Fri 06:00.
| Time | AQI | Level | PM2.5 |
|---|---|---|---|
| Thu 22:00 | 24 | Fair | 7 |
| Fri 01:00 | 23 | Fair | 7 |
| Fri 04:00 | 21 | Fair | 6 |
| Fri 07:00 | 14 | Good | 3 |
| Fri 10:00 | 22 | Fair | 3 |
| Fri 13:00 | 30 | Fair | 4 |
| Fri 16:00 | 30 | Fair | 5 |
| Fri 19:00 | 27 | Fair | 7 |
The last 30 days
Over the last 30 days the average daily AQI in Santa Rosa was 28, with 0 day(s) rated poor or worse. The cleanest day was 30 Aug, the most polluted 9 Sept.
Questions and answers
- Is the air in Santa Rosa good today?
- Right now the European Air Quality Index in Santa Rosa is 25, which is fair. Fine for almost everyone.
- What pollutes the air in Santa Rosa?
- At the moment O₃ contributes most to the air quality index in Santa Rosa. The index takes the worst of fine particles (PM2.5), coarser particles (PM10), nitrogen dioxide, ozone and sulphur dioxide.
- When will the air in Santa Rosa be cleanest?
- The air in Santa Rosa should stay good to fair for the next 24 hours. The cleanest hour is expected around Fri 06:00.
- Where does this data come from?
- Wheezair shows model estimates from the Copernicus Atmosphere Monitoring Service (CAMS), served by Open-Meteo: about 11 km resolution in Europe and 40 km elsewhere, updated daily. They are not station measurements, so a busy street can be worse than its city's value.