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

The latest data Last 7 days Colwood pollution August 2018 - May 2020
Current data from stations: Colwood City Hall
Locations: « Capital Regional District Colwood
Pollution and air quality forecast for Colwood. Today is Friday, May 2, 2025. The following air pollution values have been recorded for Colwood:
  1. ozone (O3) - 0 (Good)
  2. particulate matter (PM2.5) dust - 6 (Good)
  3. nitrogen dioxide (NO2) - 0 (Good)
Real-time Air Quality Index (AQI) for Colwood, Tuesday, May 30, 2023: 1.

air quality index: 0
AQI 1 Good

What is the air quality in Colwood today? Is the air polluted in Colwood?. Is there smog?

Today (Tuesday, May 30, 2023) air quality is good. The air quality has no effect on health. Everyone can continue their outdoor activities normally in Colwood.


How is the O3 level today in Colwood? (ozone (O3))
0 (Good)

What is the current level of PM2.5 in Colwood? (particulate matter (PM2.5) dust)
Today's PM2.5 level is: 6 (Good) For comparison, the highest level of PM2.5 in Colwood in the last 7 days was: 8 (Friday, May 26, 2023) and the lowest: 4 (Sunday, May 28, 2023). The highest PM2.5 values were recorded: 43 (August 2018). The lowest level of particulate matter PM2.5 pollution occurs in month: July (2.1).

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



Current data Tuesday, May 30, 2023, 11:00 PM

O3 0 (Good)

PM2,5 6 (Good)

0 (Good)

NO2 0 (Good)

Data on air pollution from recent days in Colwood

index 2023-05-24 2023-05-25 2023-05-26 2023-05-27 2023-05-28 2023-05-29 2023-05-30
pm25 5
Good		 6
Good		 8
Good		 5
Good		 4
Good		 4
Good		 4
Good
no2 0
Good		 0
Good		 0
Good		 0
Good		 0
Good		 0
Good		 0
Good
no 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
data source »
Air pollution in Colwood from August 2018 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 2018-10 2018-09 2018-08
pm25 3 (Good) 3.7 (Good) 5.1 (Good) 4.7 (Good) 3.6 (Good) 5.9 (Good) 8.7 (Good) 6.9 (Good) 3.5 (Good) 4.2 (Good) 2.1 (Good) 3 (Good) 6.9 (Good) 5.9 (Good) 8.8 (Good) 8.4 (Good) 9.6 (Good) 8.4 (Good) 10 (Good) 9.9 (Good) 5.2 (Good) 43 (Unhealthy for Sensitive Groups)
data source »

Colwood City Hall

Tuesday, May 30, 2023, 11:00 PM

O3 0.04 (Good)

ozone (O3)

PM2,5 6 (Good)

particulate matter (PM2.5) dust

0 (Good)

index_name_no

NO2 0 (Good)

nitrogen dioxide (NO2)

Colwood City Hall

index 2023-05-30 2023-05-29 2023-05-28 2023-05-27 2023-05-26 2023-05-25 2023-05-24
pm25 4.3 3.6 4.4 4.6 7.8 6.4 5.4
no2 0 0 0 0 0.01 0 0
no 0 0 0 0 0 0 0
o3 0.04 0.03 0.03 0.03 0.03 0.03 0.03

Colwood City Hall

2018-08   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 2018-10 2018-09 2018-08
pm25 3 3.7 5.1 4.7 3.6 5.9 8.7 6.9 3.5 4.2 2.1 3 6.9 5.9 8.8 8.4 9.6 8.4 10 9.9 5.2 43

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