AQHI · Marathon
Environment Canada does not report the AQHI for this area. The pollutant levels below are model estimates.
Pollutants now
PM2.51.3 µg/m³WHO guideline 15
PM102 µg/m³WHO guideline 45
NO₂1 µg/m³WHO guideline 25
O₃65 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 |
|---|---|---|
| 9 PM | 1.3 | 2 |
| 10 PM | 1.3 | 2 |
| 11 PM | 1.4 | 2.1 |
| 12 AM | 1.4 | 2.1 |
| 1 AM | 1.5 | 2.1 |
| 2 AM | 1.5 | 2.2 |
| 3 AM | 1.2 | 1.7 |
| 4 AM | 1.1 | 1.5 |
| 5 AM | 1 | 1.4 |
| 6 AM | 1 | 1.4 |
| 7 AM | 1.1 | 1.5 |
| 8 AM | 1.1 | 1.6 |