Air quality in Santa Maria today
Brazil · Updated Friday 06:00 (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 | 12 µg/m³ | Fair |
| PM10 | 12 µg/m³ | Good |
| NO₂ | 10 µg/m³ | Good |
| O₃ | 30 µg/m³ | Good |
The pollutant that matters most in Santa Maria right now is PM2.5.
Forecast: next 24 hours
Over the next 24 hours the air in Santa Maria is expected to be worst around Fri 23:00 (AQI 42, moderate). The cleanest hour is expected around Fri 18:00.
| Time | AQI | Level | PM2.5 |
|---|---|---|---|
| Fri 07:00 | 35 | Fair | 12 |
| Fri 10:00 | 29 | Fair | 9 |
| Fri 13:00 | 35 | Fair | 6 |
| Fri 16:00 | 29 | Fair | 6 |
| Fri 19:00 | 28 | Fair | 9 |
| Fri 22:00 | 41 | Moderate | 16 |
| Sat 01:00 | 41 | Moderate | 17 |
| Sat 04:00 | 41 | Moderate | 17 |
The last 30 days
Over the last 30 days the average daily AQI in Santa Maria was 23, with 0 day(s) rated poor or worse. The cleanest day was 6 Sept, the most polluted 19 Sept.
Questions and answers
- Is the air in Santa Maria good today?
- Right now the European Air Quality Index in Santa Maria is 34, which is fair. Fine for almost everyone.
- What pollutes the air in Santa Maria?
- At the moment PM2.5 contributes most to the air quality index in Santa Maria. 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 Maria be cleanest?
- Over the next 24 hours the air in Santa Maria is expected to be worst around Fri 23:00 (AQI 42, moderate). The cleanest hour is expected around Fri 18:00.
- 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.