AQHI · Stephenville
Environment Canada does not report the AQHI for this area. The pollutant levels below are model estimates.
Pollutants now
PM2.52 µg/m³WHO guideline 15
PM103.2 µg/m³WHO guideline 45
NO₂1 µg/m³WHO guideline 25
O₃54 µg/m³WHO guideline 100
Model estimates from WeatherAPI.com; WHO 24-hour guidelines (8-hour for ozone).
Particles · next 12 hours
µg/m³| Time | PM2.5 | PM10 |
|---|---|---|
| 8 AM | 2 | 3.2 |
| 9 AM | 2.2 | 3.6 |
| 10 AM | 2.1 | 3.3 |
| 11 AM | 1.7 | 2.7 |
| 12 PM | 1.1 | 1.7 |
| 1 PM | 0.8 | 1.2 |
| 2 PM | 0.4 | 0.7 |
| 3 PM | 0.2 | 0.3 |
| 4 PM | 0.1 | 0.1 |
| 5 PM | 0 | 0.1 |
| 6 PM | 0 | 0 |
| 7 PM | 0 | 0 |