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

The latest data Last 7 days Steenokkerzeel pollution September 2017 - May 2020
Current data from stations: 40SZ01 - STEENOKKERZ 40SZ02 - STEENOKKERZ
Locations: « Arrondissement Halle-Vilvoorde Steenokkerzeel
Pollution and air quality forecast for Steenokkerzeel. Today is Saturday, May 3, 2025. The following air pollution values have been recorded for Steenokkerzeel:
  1. nitrogen dioxide (NO2) - 59 (Moderate)
  2. ozone (O3) - -1 (Good)
  3. particulate matter (PM2.5) dust - 31 (Moderate)
  4. particulate matter (PM10) suspended dust - 141 (Very Unhealthy)
  5. sulfur dioxide (SO2) - 7 (Good)
  6. carbon monoxide (CO) - 1700 (Good)
  7. black carbon (BC) - 1 (Good)
Real-time Air Quality Index (AQI) for Steenokkerzeel, Friday, May 27, 2022: 5.

air quality index: 4
AQI 5 Very Unhealthy

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

Today (Friday, May 27, 2022) air quality is very poor in Steenokkerzeel. Healthy people will commonly show symptoms of respiratory problem. People with respiratory or heart diseases will be significantly affected by air quality and will experience reduced endurance in in typical outdoor activities. Children, seniors and individuals with heart or lung diseases should stay indoors and avoid outdoor activities in Steenokkerzeel. Other residents should reduce outdoor activities.


How high is the level of NO2? (nitrogen dioxide (NO2))
59 (Moderate)

How is the O3 level today in Steenokkerzeel? (ozone (O3))
-1 (Good)

What is the current level of PM2.5 in Steenokkerzeel? (particulate matter (PM2.5) dust)
Today's PM2.5 level is: 31 (Moderate) The highest PM2.5 values were recorded: 22 (April 2019). The lowest level of particulate matter PM2.5 pollution occurs in month: October (3.8).

What is the level of PM10 today in Steenokkerzeel? (particulate matter (PM10) suspended dust)
The current level of particulate matter PM10 in Steenokkerzeel is: 141 (Very Unhealthy) The highest PM10 values usually occur in month: 36 (February 2019). The lowest value of particulate matter PM10 pollution in Steenokkerzeel is usually recorded in: October (5.4).

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

How high is the CO level? (carbon monoxide (CO))
1700 (Good)

What is the level of black carbon pollution? (black carbon (BC))
1 (Good)



Current data Friday, May 27, 2022, 2:15 PM

NO2 59 (Moderate)

O3 -1 (Good)

PM2,5 31 (Moderate)

PM10 141 (Very Unhealthy)

SO2 7 (Good)

CO 1700 (Good)

BC 1 (Good)

Data on air pollution from recent days in Steenokkerzeel

index 2023-12-23 2023-12-24 2023-12-25 2023-12-26 2023-12-28 2023-12-29 2023-12-30 2022-05-27
no2 8
Good		 13
Good		 16
Good		 3
Good		 17
Good		 20
Good		 12
Good		 -121
Good
o3 -
Good		 -
Good		 -
Good		 -
Good		 -
Good		 -
Good		 -
Good		 4
Good
pm25 -
Good		 -
Good		 -
Good		 -
Good		 -
Good		 -
Good		 -
Good		 -64
Good
pm10 -
Good		 -
Good		 -
Good		 -
Good		 -
Good		 -
Good		 -
Good		 -34
Good
so2 -
Good		 -
Good		 -
Good		 -
Good		 -
Good		 -
Good		 -
Good		 5
Good
co -
Good		 -
Good		 -
Good		 -
Good		 -
Good		 -
Good		 -
Good		 735
Good
bc -
Good		 -
Good		 -
Good		 -
Good		 -
Good		 -
Good		 -
Good		 1
Good
data source »
Air pollution in Steenokkerzeel from September 2017 to May 2020
pollution pm25 hikersbay.com
index 2020-05 2020-04 2020-03 2020-02 2020-01 2019-12 2019-11 2019-10 2019-07 2019-06 2019-05 2019-04 2019-03 2019-02 2019-01 2018-11 2018-10 2018-09 2018-08 2018-07 2018-06 2018-05 2018-04 2018-03 2018-02 2018-01 2017-12 2017-11 2017-10 2017-09
pm25 13 (Good) 18 (Moderate) 16 (Moderate) 7.5 (Good) 20 (Moderate) 7.7 (Good) 6.9 (Good) 3.8 (Good) 4.2 (Good) 9.1 (Good) 14 (Moderate) 22 (Moderate) 18 (Moderate) 22 (Moderate) 18 (Moderate) 15 (Moderate) 13 (Moderate) 12 (Good) 6.2 (Good) 9.3 (Good) 12 (Good) 20 (Moderate) 18 (Moderate) 18 (Moderate) 21 (Moderate) 11 (Good) 12 (Good) 15 (Moderate) 7.6 (Good) 20 (Moderate)
no2 12 (Good) 17 (Good) 13 (Good) 12 (Good) 22 (Good) 12 (Good) 12 (Good) 3.6 (Good) 9.4 (Good) 15 (Good) 17 (Good) 16 (Good) 23 (Good) 34 (Good) 21 (Good) 23 (Good) 24 (Good) 23 (Good) 18 (Good) 20 (Good) 16 (Good) 22 (Good) 20 (Good) 22 (Good) 27 (Good) 23 (Good) 26 (Good) 30 (Good) 19 (Good) 27 (Good)
pm10 21 (Moderate) 31 (Moderate) 36 (Moderate) 19 (Good) 23 (Moderate) 13 (Good) 10 (Good) 5.4 (Good) 12 (Good) 18 (Good) 22 (Moderate) 32 (Moderate) 28 (Moderate) 36 (Moderate) 25 (Moderate) 23 (Moderate) 22 (Moderate) 22 (Moderate) 15 (Good) 20 (Moderate) 22 (Moderate) 30 (Moderate) 26 (Moderate) 24 (Moderate) 28 (Moderate) 17 (Good) 20 (Moderate) 21 (Moderate) 16 (Good) 28 (Moderate)
data source »

40SZ01 - STEENOKKERZ

Saturday, December 30, 2023, 7:00 AM

NO2 29 (Good)

nitrogen dioxide (NO2)

40SZ02 - STEENOKKERZ

Friday, May 27, 2022, 2:15 PM

O3 -1 (Good)

ozone (O3)

PM2,5 31 (Moderate)

particulate matter (PM2.5) dust

PM10 141 (Very Unhealthy)

particulate matter (PM10) suspended dust

SO2 6.5 (Good)

sulfur dioxide (SO2)

NO2 89 (Moderate)

nitrogen dioxide (NO2)

CO 1700 (Good)

carbon monoxide (CO)

BC 1.4 (Good)

black carbon (BC)

40SZ01 - STEENOKKERZ

index 2023-12-30 2023-12-29 2023-12-28 2023-12-26 2023-12-25 2023-12-24 2023-12-23
no2 12 20 17 3.2 16 13 8.3

40SZ02 - STEENOKKERZ

index 2022-05-27
o3 3.7
pm25 -64
pm10 -34.08
so2 5.1
no2 -121.45
co 735
bc 1.4

BELSZ01

2017-09   2020-05
pollution pm25 hikersbay.com
index 2020-05 2020-04 2020-03 2020-02 2020-01 2019-12 2019-11 2019-10 2019-07 2019-06 2019-05 2019-04 2019-03 2019-02 2019-01 2018-11 2018-10 2018-09 2018-08 2018-07 2018-06 2018-05 2018-04 2018-03 2018-02 2018-01 2017-12 2017-11 2017-10 2017-09
pm25 13 18 12 6.8 24 - 7.7 3.9 4.5 9.9 14 22 20 22 21 15 14 13 6.6 10 13 22 19 21 23 11 12 15 7.6 21
no2 13 17 13 12 22 13 12 5 9.3 15 17 17 25 32 21 26 25 24 18 21 16 23 22 22 27 24 25 31 20 31

BELSZ02

2017-09   2020-05
pollution pm25 hikersbay.com
index 2020-05 2020-04 2020-03 2020-02 2020-01 2019-12 2019-11 2019-10 2019-07 2019-06 2019-05 2019-04 2019-03 2019-02 2019-01 2018-11 2018-10 2018-09 2018-08 2018-07 2018-06 2018-05 2018-04 2018-03 2018-02 2018-01 2017-12 2017-11 2017-10 2017-09
pm25 13 18 21 8.2 15 7.7 6.1 3.6 4 8.2 14 22 16 21 15 15 13 12 5.9 8.6 12 19 17 16 20 11 12 14 7.6 20
pm10 21 31 36 19 23 13 10 5.4 12 18 22 32 28 36 25 23 22 22 15 20 22 30 26 24 28 17 20 21 16 28
no2 11 17 13 12 21 11 12 2.3 9.6 14 17 15 20 37 21 20 23 23 17 18 16 21 18 22 26 21 26 30 18 24

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