AQHI · Pierrefonds-Roxboro
Environment Canada does not report the AQHI for this area. Quebec publishes its own air quality index (IQA) at environnement.gouv.qc.ca. The pollutant levels below are model estimates.
Pollutants now
PM2.59.2 µg/m³WHO guideline 15
PM109.3 µg/m³WHO guideline 45
NO₂25 µg/m³WHO guideline 25
O₃29 µg/m³WHO guideline 100
Model estimates from WeatherAPI.com; WHO 24-hour guidelines (8-hour for ozone).
Pollen today · Pierrefonds-Roxboro
TreesNonenone in the air
GrassLow<1 grains/m³
WeedsLow<1 grains/m³ · Ragweed
Sat: weeds low · Sun: weeds low · Mon: weeds low
Model estimate from WeatherAPI.com — pollen grains per m³ of air; levels on the National Allergy Bureau scale.
Model estimate from WeatherAPI.com — pollen grains per m³ of air; levels on the National Allergy Bureau scale.
Particles · next 12 hours
µg/m³| Time | PM2.5 | PM10 |
|---|---|---|
| 4 PM | 9.2 | 9.3 |
| 5 PM | 17.5 | 17.6 |
| 6 PM | 19.3 | 19.3 |
| 7 PM | 18.2 | 18.2 |
| 8 PM | 15.4 | 15.5 |
| 9 PM | 10.9 | 11 |
| 10 PM | 5.7 | 5.7 |
| 11 PM | 2.4 | 2.4 |
| 12 AM | 1.1 | 1.1 |
| 1 AM | 0.6 | 0.7 |
| 2 AM | 0.5 | 0.5 |
| 3 AM | 0.5 | 0.5 |