Air Pollution in Hochelaga-Maisonneuve: Real-time Air Quality Index and smog alert.

The latest data Last 7 days Hochelaga-Maisonneuve pollution March 2016 - May 2020
Current data from stations: Molson
Locations: « Mercier-Hochelaga-Maisonneuve Hochelaga-Maisonneuve
Pollution and air quality forecast for Hochelaga-Maisonneuve. Today is Friday, May 2, 2025. The following air pollution values have been recorded for Hochelaga-Maisonneuve:
  1. nitrogen dioxide (NO2) - 0 (Good)
  2. sulfur dioxide (SO2) - 0 (Good)
  3. ozone (O3) - 0 (Good)
  4. particulate matter (PM2.5) dust - 4 (Good)
Real-time Air Quality Index (AQI) for Hochelaga-Maisonneuve, Tuesday, April 16, 2024: 1.

air quality index: 0
AQI 1 Good

What is the air quality in Hochelaga-Maisonneuve today? Is the air polluted in Hochelaga-Maisonneuve?. Is there smog?

Today (Tuesday, April 16, 2024) air quality is good. The air quality has no effect on health. Everyone can continue their outdoor activities normally in Hochelaga-Maisonneuve.


How high is the level of NO2? (nitrogen dioxide (NO2))
0 (Good)

What is the level of SO2 pollution? (sulfur dioxide (SO2))
0 (Good)

How is the O3 level today in Hochelaga-Maisonneuve? (ozone (O3))
0 (Good)

What is the current level of PM2.5 in Hochelaga-Maisonneuve? (particulate matter (PM2.5) dust)
Today's PM2.5 level is: 4 (Good) For comparison, the highest level of PM2.5 in Hochelaga-Maisonneuve in the last 7 days was: 9 (Thursday, April 11, 2024) and the lowest: 0 (Friday, April 12, 2024). The highest PM2.5 values were recorded: 10 (February 2020). The lowest level of particulate matter PM2.5 pollution occurs in month: May (2.6).



Current data Tuesday, April 16, 2024, 11:00 AM

NO2 0 (Good)

SO2 0 (Good)

O3 0 (Good)

PM2,5 4 (Good)

Data on air pollution from recent days in Hochelaga-Maisonneuve

index 2024-04-09 2024-04-10 2024-04-11 2024-04-12 2024-04-13 2024-04-14 2024-04-15 2024-04-16
pm25 7
Good		 7
Good		 9
Good		 0
Good		 0
Good		 2
Good		 6
Good		 4
Good
so2 0
Good		 0
Good		 0
Good		 0
Good		 0
Good		 0
Good		 0
Good		 0
Good
o3 0
Good		 0
Good		 0
Good		 0
Good		 0
Good		 0
Good		 0
Good		 0
Good
no2 0
Good		 0
Good		 0
Good		 0
Good		 0
Good		 0
Good		 0
Good		 0
Good
data source »
Air pollution in Hochelaga-Maisonneuve from March 2016 to May 2020
pollution pm25 hikersbay.com
index 2020-05 2020-04 2020-03 2020-02 2020-01 2019-12 2019-11 2019-10 2019-09 2019-08 2019-07 2019-06 2019-05 2019-04 2019-03 2019-02 2019-01 2018-12 2018-11 2016-04 2016-03
no2:ppm 0 (Good) 0.01 (Good) 0.01 (Good) 0.02 (Good) 0.02 (Good) 0.01 (Good) 0.01 (Good) 0.01 (Good) 0.01 (Good) 0.01 (Good) 0.01 (Good) 0.01 (Good) 0.01 (Good) 0.01 (Good) 0.01 (Good) 0.01 (Good) 0.01 (Good) 0.01 (Good) 0.01 (Good) 0 (Good) 0.01 (Good)
o3:ppm 0.03 (Good) 0.03 (Good) 0.03 (Good) 0.02 (Good) 0.02 (Good) 0.02 (Good) 0.02 (Good) 0.02 (Good) 0.02 (Good) 0.02 (Good) 0.03 (Good) 0.03 (Good) 0.03 (Good) 0.03 (Good) 0.03 (Good) 0.03 (Good) 0.02 (Good) 0.02 (Good) 0.02 (Good) 0.04 (Good) 0.03 (Good)
pm25 2.6 (Good) 4 (Good) 5.6 (Good) 10 (Good) 7.9 (Good) 6.7 (Good) 5.7 (Good) 5.1 (Good) 4.1 (Good) 4.7 (Good) 7.3 (Good) 6.8 (Good) 4.6 (Good) 4.5 (Good) 7.7 (Good) 7.3 (Good) 8.2 (Good) 9.5 (Good) 6.1 (Good) 3.3 (Good) 6.8 (Good)
so2:ppm - (Good) 0 (Good) 0 (Good) 0 (Good) - (Good) 0 (Good) 0 (Good) 0 (Good) 0 (Good) 0 (Good) 0 (Good) 0 (Good) 0 (Good) 0 (Good) 0 (Good) 0 (Good) 0 (Good) 0 (Good) - (Good) - (Good) - (Good)
data source »

Molson

Tuesday, April 16, 2024, 11:00 AM

NO2 0.01 (Good)

nitrogen dioxide (NO2)

SO2 0 (Good)

sulfur dioxide (SO2)

O3 0.03 (Good)

ozone (O3)

PM2,5 3.6 (Good)

particulate matter (PM2.5) dust

Molson

index 2024-04-16 2024-04-15 2024-04-14 2024-04-13 2024-04-12 2024-04-11 2024-04-10 2024-04-09
pm25 3.8 5.5 1.8 0.27 0.4 9 7.1 6.7
so2 0 0 0 0 0 0 0 0
o3 0.03 0.03 0.04 0.03 0.03 0.03 0.03 0.03
no2 0.01 0.01 0 0 0.01 0.01 0.01 0.01

Molson

2016-03   2020-05
pollution pm25 hikersbay.com
index 2020-05 2020-04 2020-03 2020-02 2020-01 2019-12 2019-11 2019-10 2019-09 2019-08 2019-07 2019-06 2019-05 2019-04 2019-03 2019-02 2019-01 2018-12 2018-11 2016-04 2016-03
pm25 2.6 4 5.6 10 7.9 6.7 5.7 5.1 4.1 4.7 7.3 6.8 4.6 4.5 7.7 7.3 8.2 9.5 6.1 3.3 6.8
o3:ppm 0.03 0.03 0.03 0.02 0.02 0.02 0.02 0.02 0.02 0.02 0.03 0.03 0.03 0.03 0.03 0.03 0.02 0.02 0.02 0.04 0.03
no2:ppm 0 0.01 0.01 0.02 0.02 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0 0.01
so2:ppm - 0 0 0 - 0 0 0 0 0 0 0 0 0 0 0 0 0 - - -

* Pollution data source: https://openaq.org (AirNow) The data is licensed under CC-By 4.0