Air quality in Stephenville today
United States · Updated Friday 03:00 (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 | 7 µg/m³ | Good |
| NO₂ | 2 µg/m³ | Good |
| O₃ | 79 µg/m³ | Fair |
The pollutant that matters most in Stephenville right now is O₃.
Forecast: next 24 hours
Over the next 24 hours the air in Stephenville is expected to be worst around Fri 14:00 (AQI 62, poor). The cleanest hour is expected around Fri 06:00.
| Time | AQI | Level | PM2.5 |
|---|---|---|---|
| Fri 04:00 | 28 | Fair | 7 |
| Fri 07:00 | 25 | Fair | 7 |
| Fri 10:00 | 27 | Fair | 8 |
| Fri 13:00 | 60 | Moderate | 9 |
| Fri 16:00 | 58 | Moderate | 7 |
| Fri 19:00 | 49 | Moderate | 6 |
| Fri 22:00 | 36 | Fair | 6 |
| Sat 01:00 | 29 | Fair | 6 |
Questions and answers
- Is the air in Stephenville good today?
- Right now the European Air Quality Index in Stephenville is 30, which is fair. Fine for almost everyone.
- What pollutes the air in Stephenville?
- At the moment O₃ contributes most to the air quality index in Stephenville. The index takes the worst of fine particles (PM2.5), coarser particles (PM10), nitrogen dioxide, ozone and sulphur dioxide.
- When will the air in Stephenville be cleanest?
- Over the next 24 hours the air in Stephenville is expected to be worst around Fri 14:00 (AQI 62, poor). 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.