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

Pollution and air quality forecast for Wallonia. Today is Thursday, March 28, 2024. The following air pollution values have been recorded for Wallonia:
  1. particulate matter (PM10) suspended dust - 26 (Moderate)
  2. particulate matter (PM2.5) dust - 17 (Moderate)
  3. nitrogen dioxide (NO2) - 32 (Good)
  4. ozone (O3) - 25 (Good)
  5. sulfur dioxide (SO2) - 2 (Good)
  6. carbon monoxide (CO) - 496 (Good)
  7. black carbon (BC) - 1 (Good)
Real-time Air Quality Index (AQI) for Wallonia, Wednesday, January 17, 2024: 2.

air quality index: 1
AQI 2 Moderate

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

Today (Wednesday, January 17, 2024) air quality is moderate in Wallonia. Some pollutants in Wallonia may slightly affect very few hypersensitive individuals. Air pollutants in Wallonia may cause minor breathing discomfort to sensitive people.


What is the level of PM10 today in Wallonia? (particulate matter (PM10) suspended dust)
The current level of particulate matter PM10 in Wallonia is: 26 (Moderate) The highest PM10 values usually occur in month: 29 (February 2019). The lowest value of particulate matter PM10 pollution in Wallonia is usually recorded in: August (1.8).

What is the current level of PM2.5 in Wallonia? (particulate matter (PM2.5) dust)
Today's PM2.5 level is: 17 (Moderate) For comparison, the highest level of PM2.5 in Wallonia in the last 7 days was: 31 (Thursday, January 11, 2024) and the lowest: -64 (Friday, May 27, 2022). The highest PM2.5 values were recorded: 18 (February 2019). The lowest level of particulate matter PM2.5 pollution occurs in month: August (1.6).

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

How is the O3 level today in Wallonia? (ozone (O3))
25 (Good)

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

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

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



Current data Wednesday, January 17, 2024, 10:00 AM

PM10 26 (Moderate)

PM2,5 17 (Moderate)

NO2 32 (Good)

O3 25 (Good)

SO2 2 (Good)

CO 496 (Good)

BC 1 (Good)

Data on air pollution from recent days in Wallonia

index 2024-01-10 2024-01-11 2024-01-12 2024-01-13 2024-01-14 2024-01-15 2024-01-16 2024-01-17 2023-12-23 2023-12-24 2023-12-25 2023-12-26 2023-12-27 2023-12-28 2023-12-29 2023-12-30 2022-05-27
no2 31
Good
36
Good
27
Good
16
Good
9
Good
15
Good
20
Good
20
Good
-
Good
-
Good
-
Good
-
Good
-
Good
-
Good
-
Good
-
Good
-121
Good
pm25 20
Moderate
31
Moderate
24
Moderate
20
Moderate
12
Good
8
Good
9
Good
12
Good
0
Good
0
Good
0
Good
4
Good
2
Good
0
Good
0
Good
1
Good
-64
Good
pm10 30
Moderate
40
Moderate
30
Moderate
24
Moderate
15
Good
12
Good
15
Good
15
Good
2
Good
0
Good
0
Good
7
Good
4
Good
3
Good
1
Good
4
Good
-34
Good
o3 20
Good
14
Good
25
Good
36
Good
34
Good
41
Good
39
Good
35
Good
-
Good
-
Good
-
Good
-
Good
-
Good
-
Good
-
Good
-
Good
4
Good
so2 1
Good
2
Good
1
Good
1
Good
1
Good
1
Good
1
Good
1
Good
-
Good
-
Good
-
Good
-
Good
-
Good
-
Good
-
Good
-
Good
5
Good
co 424
Good
517
Good
357
Good
288
Good
254
Good
235
Good
277
Good
288
Good
-
Good
-
Good
-
Good
-
Good
-
Good
-
Good
-
Good
-
Good
735
Good
bc -
Good
-
Good
-
Good
-
Good
-
Good
-
Good
-
Good
-
Good
-
Good
-
Good
-
Good
-
Good
-
Good
-
Good
-
Good
-
Good
1
Good
data source »
Air pollution in Wallonia from August 2019 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 2019-09 2018-12 2019-08
pm25 9.8 (Good) 12 (Good) 11 (Good) 5.9 (Good) 11 (Good) 6.9 (Good) 4.7 (Good) 3.3 (Good) 1.6 (Good) 6.4 (Good) 11 (Good) 16 (Moderate) 14 (Moderate) 18 (Moderate) 12 (Good) 11 (Good) 12 (Good) 8.9 (Good) 5.3 (Good) 6.4 (Good) 10 (Good) 12 (Good) 10 (Good) 12 (Good) 16 (Moderate) 8.2 (Good) 8.2 (Good) 11 (Good) 7.5 (Good) 14 (Moderate) 5.9 (Good) 7.8 (Good) 1.6 (Good)
pm10 16 (Good) 23 (Moderate) 15 (Good) 7.5 (Good) 15 (Good) 7.3 (Good) 6 (Good) 3.3 (Good) 4.5 (Good) 11 (Good) 15 (Good) 22 (Moderate) 19 (Good) 29 (Moderate) 17 (Good) 15 (Good) 18 (Good) 14 (Good) 11 (Good) 18 (Good) 17 (Good) 20 (Good) 17 (Good) 17 (Good) 21 (Moderate) 11 (Good) 12 (Good) 16 (Good) 13 (Good) 21 (Moderate) 6.7 (Good) 12 (Good) 1.8 (Good)
o3 59 (Good) 58 (Good) 54 (Good) 58 (Good) 40 (Good) 24 (Good) 15 (Good) 19 (Good) 28 (Good) 49 (Good) 47 (Good) 52 (Good) 52 (Good) 31 (Good) 42 (Good) 31 (Good) 27 (Good) 35 (Good) 43 (Good) 56 (Good) 41 (Good) 51 (Good) 58 (Good) 52 (Good) 40 (Good) 46 (Good) 38 (Good) 29 (Good) 33 (Good) 27 (Good) 28 (Good) 42 (Good) - (Good)
no2 11 (Good) 13 (Good) 10 (Good) 7.3 (Good) 13 (Good) 7.9 (Good) 7.2 (Good) 3.8 (Good) 5.5 (Good) 11 (Good) 13 (Good) 15 (Good) 13 (Good) 25 (Good) 15 (Good) 16 (Good) 16 (Good) 15 (Good) 12 (Good) 15 (Good) 12 (Good) 14 (Good) 16 (Good) 17 (Good) 22 (Good) 14 (Good) 16 (Good) 18 (Good) 12 (Good) 16 (Good) 9.3 (Good) 11 (Good) - (Good)
so2 4.2 (Good) 3.7 (Good) 3.7 (Good) 1.9 (Good) 2.8 (Good) 2 (Good) 1.5 (Good) 1.1 (Good) 3 (Good) 3.7 (Good) 3.2 (Good) 3.2 (Good) 3.2 (Good) 3.5 (Good) 1.7 (Good) 1.8 (Good) 2.1 (Good) 1.8 (Good) 1.8 (Good) 3 (Good) 2.9 (Good) 3.3 (Good) 2.9 (Good) 3 (Good) 3.5 (Good) 2.7 (Good) 2.5 (Good) 3.2 (Good) 2 (Good) 2.5 (Good) 0.97 (Good) 1.4 (Good) - (Good)
co 0.2 (Good) 0.23 (Good) 0.25 (Good) 0.19 (Good) 0.26 (Good) 0.17 (Good) 0.14 (Good) 0.08 (Good) 0.06 (Good) 0.16 (Good) 0.19 (Good) 0.24 (Good) 0.23 (Good) 0.35 (Good) 0.23 (Good) 0.3 (Good) 0.23 (Good) 0.19 (Good) 0.15 (Good) 0.15 (Good) 0.14 (Good) 0.19 (Good) 0.22 (Good) 0.27 (Good) 0.32 (Good) 0.24 (Good) 0.24 (Good) 6.3 (Good) 20 (Good) 24 (Good) 0.13 (Good) 0.26 (Good) - (Good)
data source »

Quality of life in Wallonia

Green and Parks in the City

Wallonia 43%

Luxembourg: 77% Netherlands: 81% Germany: 79% Switzerland: 79% France: 61%

particulate matter PM2.5

Wallonia 13 (Good)

Pleasure of spending time in the city

Wallonia 61%

Luxembourg: 81% Netherlands: 87% Germany: 80% Switzerland: 87% France: 69%

particulate matter PM10

Wallonia 20 (Moderate)

Air Pollution

Wallonia 38%

Luxembourg: 23% Netherlands: 23% Germany: 24% Switzerland: 19% France: 35%

Garbage Disposal

Wallonia 54%

Luxembourg: 78% Netherlands: 78% Germany: 75% Switzerland: 84% France: 60%

Availability and quality of drinking water

Wallonia 51%

Luxembourg: 76% Netherlands: 92% Germany: 82% Switzerland: 92% France: 74%

Cleanliness and tidiness

Wallonia 32%

Luxembourg: 75% Netherlands: 76% Germany: 66% Switzerland: 84% France: 49%

Noise and Light pollution

Wallonia 60%

Luxembourg: 33% Netherlands: 33% Germany: 43% Switzerland: 35% France: 53%

Water Pollution

Wallonia 59%

Luxembourg: 26% Netherlands: 18% Germany: 23% Switzerland: 16% France: 39%
Source: Numbeo


42N054 - WALSHOUTEM

Wednesday, January 17, 2024, 10:00 AM

PM10 25 (Moderate)

particulate matter (PM10) suspended dust

PM2,5 15 (Moderate)

particulate matter (PM2.5) dust

NO2 23 (Good)

nitrogen dioxide (NO2)

O3 35 (Good)

ozone (O3)

47E007 - Sint-Pieters-Leeuw

Wednesday, January 17, 2024, 10:00 AM

NO2 35 (Good)

nitrogen dioxide (NO2)

41MEU1 - MEUDON

Wednesday, January 17, 2024, 10:00 AM

O3 5.5 (Good)

ozone (O3)

PM2,5 50 (Unhealthy for Sensitive Groups)

particulate matter (PM2.5) dust

NO2 56 (Moderate)

nitrogen dioxide (NO2)

PM10 14 (Good)

particulate matter (PM10) suspended dust

41R012 - UCCLE

Wednesday, January 17, 2024, 10:00 AM

PM10 15 (Good)

particulate matter (PM10) suspended dust

PM2,5 13 (Moderate)

particulate matter (PM2.5) dust

NO2 27 (Good)

nitrogen dioxide (NO2)

O3 23 (Good)

ozone (O3)

SO2 3.6 (Good)

sulfur dioxide (SO2)

43H201 - LIEGE

Wednesday, January 17, 2024, 10:00 AM

PM10 45 (Moderate)

particulate matter (PM10) suspended dust

PM2,5 29 (Moderate)

particulate matter (PM2.5) dust

43M204 - ANGLEUR

Wednesday, January 17, 2024, 10:00 AM

PM2,5 22 (Moderate)

particulate matter (PM2.5) dust

PM10 35 (Moderate)

particulate matter (PM10) suspended dust

43N066 - EUPEN

Wednesday, January 17, 2024, 10:00 AM

O3 21 (Good)

ozone (O3)

NO2 42 (Moderate)

nitrogen dioxide (NO2)

SO2 1 (Good)

sulfur dioxide (SO2)

43N067 - MEMBACH

Saturday, December 30, 2023, 7:00 AM

PM10 5.3 (Good)

particulate matter (PM10) suspended dust

PM2,5 1.7 (Good)

particulate matter (PM2.5) dust

BETR221

Wednesday, January 17, 2024, 10:00 AM

O3 7.5 (Good)

ozone (O3)

NO2 52 (Moderate)

nitrogen dioxide (NO2)

PM10 25 (Moderate)

particulate matter (PM10) suspended dust

PM2,5 16 (Moderate)

particulate matter (PM2.5) dust

43R222 - SERAING

Wednesday, January 17, 2024, 10:00 AM

NO2 59 (Moderate)

nitrogen dioxide (NO2)

CO 475 (Good)

carbon monoxide (CO)

PM10 39 (Moderate)

particulate matter (PM10) suspended dust

SO2 0.5 (Good)

sulfur dioxide (SO2)

O3 7.5 (Good)

ozone (O3)

PM2,5 25 (Moderate)

particulate matter (PM2.5) dust

BETR223

Wednesday, January 17, 2024, 10:00 AM

PM10 28 (Moderate)

particulate matter (PM10) suspended dust

NO2 45 (Moderate)

nitrogen dioxide (NO2)

PM2,5 20 (Moderate)

particulate matter (PM2.5) dust

CO 430 (Good)

carbon monoxide (CO)

SO2 1 (Good)

sulfur dioxide (SO2)

43R240 - ENGIS

Wednesday, January 17, 2024, 10:00 AM

PM10 18 (Good)

particulate matter (PM10) suspended dust

NO2 47 (Moderate)

nitrogen dioxide (NO2)

O3 11 (Good)

ozone (O3)

PM2,5 13 (Moderate)

particulate matter (PM2.5) dust

SO2 1.5 (Good)

sulfur dioxide (SO2)

43N060 - HAVINNES

Wednesday, January 17, 2024, 10:00 AM

NO2 14 (Good)

nitrogen dioxide (NO2)

PM10 20 (Moderate)

particulate matter (PM10) suspended dust

CO 260 (Good)

carbon monoxide (CO)

SO2 1 (Good)

sulfur dioxide (SO2)

O3 33 (Good)

ozone (O3)

PM2,5 15 (Moderate)

particulate matter (PM2.5) dust

43N070 - MONS

Wednesday, January 17, 2024, 10:00 AM

CO 265 (Good)

carbon monoxide (CO)

O3 31 (Good)

ozone (O3)

NO2 20 (Good)

nitrogen dioxide (NO2)

PM2,5 14 (Moderate)

particulate matter (PM2.5) dust

PM10 19 (Good)

particulate matter (PM10) suspended dust

45R501 - CHARLEROI

Wednesday, January 17, 2024, 10:00 AM

PM10 26 (Moderate)

particulate matter (PM10) suspended dust

PM2,5 18 (Moderate)

particulate matter (PM2.5) dust

NO2 42 (Moderate)

nitrogen dioxide (NO2)

CO 355 (Good)

carbon monoxide (CO)

BETR502

Wednesday, January 17, 2024, 10:00 AM

PM10 26 (Moderate)

particulate matter (PM10) suspended dust

O3 15 (Good)

ozone (O3)

PM2,5 19 (Moderate)

particulate matter (PM2.5) dust

NO2 39 (Good)

nitrogen dioxide (NO2)

45R510 - CHATELINEAU

Wednesday, January 17, 2024, 10:00 AM

PM2,5 21 (Moderate)

particulate matter (PM2.5) dust

SO2 1 (Good)

sulfur dioxide (SO2)

PM10 29 (Moderate)

particulate matter (PM10) suspended dust

45R511 - MARCINELLE

Wednesday, January 17, 2024, 10:00 AM

PM10 27 (Moderate)

particulate matter (PM10) suspended dust

PM2,5 17 (Moderate)

particulate matter (PM2.5) dust

45R512 - MARCHIENNE

Wednesday, January 17, 2024, 10:00 AM

SO2 1 (Good)

sulfur dioxide (SO2)

NO2 41 (Moderate)

nitrogen dioxide (NO2)

PM2,5 17 (Moderate)

particulate matter (PM2.5) dust

PM10 24 (Moderate)

particulate matter (PM10) suspended dust

CO 390 (Good)

carbon monoxide (CO)

43N063 - CORROY L.G.

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)

43N073 - VEZIN

Wednesday, January 17, 2024, 10:00 AM

NO2 12 (Good)

nitrogen dioxide (NO2)

PM10 19 (Good)

particulate matter (PM10) suspended dust

PM2,5 16 (Moderate)

particulate matter (PM2.5) dust

O3 41 (Good)

ozone (O3)

43N093 - SINSIN

Wednesday, January 17, 2024, 10:00 AM

SO2 1.5 (Good)

sulfur dioxide (SO2)

PM2,5 13 (Moderate)

particulate matter (PM2.5) dust

NO2 11 (Good)

nitrogen dioxide (NO2)

PM10 16 (Good)

particulate matter (PM10) suspended dust

O3 38 (Good)

ozone (O3)

43N100 - DOURBES

Wednesday, January 17, 2024, 10:00 AM

SO2 1 (Good)

sulfur dioxide (SO2)

PM10 15 (Good)

particulate matter (PM10) suspended dust

NO2 8 (Good)

nitrogen dioxide (NO2)

O3 39 (Good)

ozone (O3)

PM2,5 13 (Good)

particulate matter (PM2.5) dust

43N085 - VIELSALM

Wednesday, January 17, 2024, 10:00 AM

SO2 1 (Good)

sulfur dioxide (SO2)

O3 50 (Good)

ozone (O3)

PM10 11 (Good)

particulate matter (PM10) suspended dust

NO2 5.5 (Good)

nitrogen dioxide (NO2)

CO 215 (Good)

carbon monoxide (CO)

PM2,5 8.9 (Good)

particulate matter (PM2.5) dust

43N113 - SAINT-ODE

Wednesday, January 17, 2024, 10:00 AM

NO2 8.5 (Good)

nitrogen dioxide (NO2)

O3 42 (Good)

ozone (O3)

PM2,5 6 (Good)

particulate matter (PM2.5) dust

PM10 7.8 (Good)

particulate matter (PM10) suspended dust

43N121 - OFFAGNE

Wednesday, January 17, 2024, 10:00 AM

PM2,5 4.1 (Good)

particulate matter (PM2.5) dust

O3 37 (Good)

ozone (O3)

NO2 6.5 (Good)

nitrogen dioxide (NO2)

PM10 5.8 (Good)

particulate matter (PM10) suspended dust

43N132 - HABAY-LA-N.

Wednesday, January 17, 2024, 10:00 AM

SO2 0.5 (Good)

sulfur dioxide (SO2)

PM10 18 (Good)

particulate matter (PM10) suspended dust

PM2,5 15 (Moderate)

particulate matter (PM2.5) dust

CO 370 (Good)

carbon monoxide (CO)

NO2 19 (Good)

nitrogen dioxide (NO2)

O3 26 (Good)

ozone (O3)

42N054 - WALSHOUTEM

index 2024-01-17 2024-01-16 2024-01-15 2024-01-14 2024-01-13 2024-01-12 2024-01-11 2024-01-10
no2 13 17 9.2 8.8 12 19 37 31
pm25 12 10 10 20 21 35 33 21
pm10 17 18 16 24 26 44 43 32
o3 - 38 49 33 37 25 - 17

47E007 - Sint-Pieters-Leeuw

index 2024-01-17 2024-01-16 2024-01-15 2024-01-14 2024-01-13 2024-01-12 2024-01-11 2024-01-10
no2 21 21 9 10 12 28 46 43

41MEU1 - MEUDON

index 2024-01-17 2024-01-16 2024-01-15 2024-01-14 2024-01-13 2024-01-12 2024-01-11 2024-01-10
no2 45 33 21 17 29 42 44 45
o3 16 30 44 25 24 21 9.9 12
pm10 14 16 10 23 25 27 33 26
pm25 30 12 7.2 21 21 20 28 20

41R012 - UCCLE

index 2024-01-17 2024-01-16 2024-01-15 2024-01-14 2024-01-13 2024-01-12 2024-01-11 2024-01-10
so2 3.4 3.3 3 3.1 3.3 3.5 5 5.3
pm25 11 11 7.4 18 19 15 27 18
no2 19 28 19 18 26 35 44 38
o3 32 32 43 26 27 27 11 14
pm10 13 16 10 20 22 22 31 21

43H201 - LIEGE

index 2024-01-17 2024-01-16 2024-01-15 2024-01-14 2024-01-13 2024-01-12 2024-01-11 2024-01-10
pm10 16 13 15 12 31 34 54 42
pm25 12 7.7 9.8 10 24 28 40 24

43M204 - ANGLEUR

index 2024-01-17 2024-01-16 2024-01-15 2024-01-14 2024-01-13 2024-01-12 2024-01-11 2024-01-10
pm25 15 9.7 8.4 9.2 21 30 42 28
pm10 19 15 13 11 24 37 55 42

43N066 - EUPEN

index 2024-01-17 2024-01-16 2024-01-15 2024-01-14 2024-01-13 2024-01-12 2024-01-11 2024-01-10
o3 46 51 46 37 33 19 9.5 21
so2 0.65 0.55 0.63 0.63 0.94 1 1 0.61
no2 20 8.4 8.3 3.7 9.7 24 31 23

43N067 - MEMBACH

index 2023-12-30 2023-12-29 2023-12-28 2023-12-27 2023-12-26 2023-12-25 2023-12-24 2023-12-23
pm10 4 1.1 2.8 4.3 7 0 0.4 1.9
pm25 1.1 0.1 0.43 2.1 4 0 0.06 0.37

BETR221

index 2024-01-17 2024-01-16 2024-01-15 2024-01-14 2024-01-13 2024-01-12 2024-01-11 2024-01-10
pm25 12 8.2 7.7 8.8 20 29 39 26
o3 23 33 36 33 23 6.4 3.5 6.1
no2 35 29 24 10 28 40 46 43
pm10 18 13 11 11 24 36 54 44

43R222 - SERAING

index 2024-01-17 2024-01-16 2024-01-15 2024-01-14 2024-01-13 2024-01-12 2024-01-11 2024-01-10
o3 29 42 40 37 28 11 5.3 4.4
pm25 13 8.5 10 10 23 30 41 26
so2 0 0 0 0 0 0 0.02 0
no2 26 19 18 6.7 21 40 42 42
pm10 18 15 16 12 29 38 59 45
co 301 249 256 239 327 420 692 562

BETR223

index 2024-01-17 2024-01-16 2024-01-15 2024-01-14 2024-01-13 2024-01-12 2024-01-11 2024-01-10
co 296 276 261 248 327 391 865 605
no2 24 31 25 14 30 34 42 40
pm25 14 12 13 13 28 29 44 28
so2 0.15 0.23 1.2 2.6 2.6 2.2 3.5 2.9
pm10 15 19 18 13 36 37 60 43

43R240 - ENGIS

index 2024-01-17 2024-01-16 2024-01-15 2024-01-14 2024-01-13 2024-01-12 2024-01-11 2024-01-10
no2 18 18 19 11 27 30 42 45
pm25 11 11 8 13 20 25 33 20
pm10 17 20 12 20 28 34 44 32
o3 40 43 37 33 25 18 7.4 10
so2 1.3 1.1 - 1.8 1.6 1.7 2.8 2

43N060 - HAVINNES

index 2024-01-17 2024-01-16 2024-01-15 2024-01-14 2024-01-13 2024-01-12 2024-01-11 2024-01-10
co 243 256 212 257 261 294 394 378
so2 0 0 0 0 0 0 0.23 0.02
pm25 15 17 6 23 27 30 31 28
no2 11 20 13 9.6 13 19 30 28
pm10 20 33 9.6 26 33 40 39 39
o3 36 32 47 27 30 20 12 17

43N070 - MONS

index 2024-01-17 2024-01-16 2024-01-15 2024-01-14 2024-01-13 2024-01-12 2024-01-11 2024-01-10
co 244 283 231 251 336 408 465 377
pm10 13 18 11 19 31 32 44 27
pm25 9.8 9.3 7.3 17 24 25 31 20
no2 15 34 21 13 27 36 42 34
o3 35 23 33 26 21 18 7 13

45R501 - CHARLEROI

index 2024-01-17 2024-01-16 2024-01-15 2024-01-14 2024-01-13 2024-01-12 2024-01-11 2024-01-10
pm10 16 15 13 16 23 39 44 35
pm25 11 8 8.2 14 19 31 33 21
co 307 419 271 403 467 570 615 515
no2 30 33 21 14 28 51 49 47

BETR502

index 2024-01-17 2024-01-16 2024-01-15 2024-01-14 2024-01-13 2024-01-12 2024-01-11 2024-01-10
no2 29 28 24 11 25 39 41 39
pm25 11 7.6 9 13 21 29 31 20
pm10 15 14 14 16 26 35 40 30
o3 26 29 31 25 25 12 6.5 9.2

45R510 - CHATELINEAU

index 2024-01-17 2024-01-16 2024-01-15 2024-01-14 2024-01-13 2024-01-12 2024-01-11 2024-01-10
pm10 20 14 16 20 30 46 46 33
pm25 14 9.8 12 18 26 38 37 22
so2 1 1.3 1 1 1 1.4 - 1

45R511 - MARCINELLE

index 2024-01-17 2024-01-16 2024-01-15 2024-01-14 2024-01-13 2024-01-12 2024-01-11 2024-01-10
pm10 13 11 13 16 23 39 43 32
pm25 8.6 5.7 7.8 14 18 28 29 18

45R512 - MARCHIENNE

index 2024-01-17 2024-01-16 2024-01-15 2024-01-14 2024-01-13 2024-01-12 2024-01-11 2024-01-10
pm25 11 10 8.6 14 19 30 34 21
co 329 276 236 240 254 390 558 451
so2 1 1 1 1 1 1.4 1.8 2
pm10 15 22 14 17 24 37 46 34
no2 28 26 18 9.3 17 37 41 44

43N063 - CORROY L.G.

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

43N073 - VEZIN

index 2024-01-17 2024-01-16 2024-01-15 2024-01-14 2024-01-13 2024-01-12 2024-01-11 2024-01-10
pm10 15 12 13 14 28 40 45 34
pm25 12 7.7 9.8 12 24 33 37 24
o3 41 40 35 37 32 21 8.4 14
no2 8.9 11 - - - - - -

43N093 - SINSIN

index 2024-01-17 2024-01-16 2024-01-15 2024-01-14 2024-01-13 2024-01-12 2024-01-11 2024-01-10
o3 18 46 49 39 46 34 9.3 18
no2 15 9.7 8.8 4.8 6 18 34 23
pm25 16 7.1 8.7 8.1 14 16 31 21
pm10 19 11 11 10 17 21 42 33
so2 1.1 1.3 1 1 0.98 0.98 1.3 1.1

43N100 - DOURBES

index 2024-01-17 2024-01-16 2024-01-15 2024-01-14 2024-01-13 2024-01-12 2024-01-11 2024-01-10
so2 0 0 0 0 0 0 0.43 0
pm10 11 8.8 11 12 17 23 35 21
o3 49 59 - 39 46 36 17 29
pm25 8.7 5.4 8.6 10 14 18 29 15
no2 5.3 6.6 7.9 4.4 4.3 12 29 16

43N085 - VIELSALM

index 2024-01-17 2024-01-16 2024-01-15 2024-01-14 2024-01-13 2024-01-12 2024-01-11 2024-01-10
so2 1 1 1 1 1 1 1 0.96
pm10 13 5.7 7.3 6.2 13 6.6 15 14
no2 6 4.5 6.5 3.7 3.5 8 14 6.5
o3 47 52 51 41 51 42 33 41
pm25 10 3.1 5.3 4.4 11 4.2 12 11
co 221 163 185 184 165 179 268 235

43N113 - SAINT-ODE

index 2024-01-17 2024-01-16 2024-01-15 2024-01-14 2024-01-13 2024-01-12 2024-01-11 2024-01-10
no2 7.7 5.9 7 3.9 2.7 11 22 11
pm10 8.9 5.7 5.9 5.1 7.3 10 21 13
pm25 7.1 3.8 4.5 2.7 5.4 6.1 17 10
o3 53 55 48 42 59 41 24 41

43N121 - OFFAGNE

index 2024-01-17 2024-01-16 2024-01-15 2024-01-14 2024-01-13 2024-01-12 2024-01-11 2024-01-10
pm10 7.2 8 7.2 5.4 21 5.9 16 11
pm25 5.5 5.8 5.6 3.6 18 4.2 13 8.1
no2 6.6 10 6.4 2.1 3.1 10 20 9.4
o3 44 34 36 36 48 41 27 40

43N132 - HABAY-LA-N.

index 2024-01-17 2024-01-16 2024-01-15 2024-01-14 2024-01-13 2024-01-12 2024-01-11 2024-01-10
no2 31 18 8.1 4.4 4.2 14 14 12
pm10 17 17 13 11 12 12 17 17
co 360 293 231 207 169 204 277 268
pm25 14 13 10 8.1 10 10 13 14
o3 24 33 38 37 52 33 39 39
so2 0.5 0.3 0.09 0.08 0.2 0.17 0.32 0.56

BETN054

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 15 11 6.8 11 - - 3 5.6 8.9 12 19 19 16 13 13 15 11 7.9 9 14 15 17 16 20 9.9 11 15 9.2 17
pm10 21 26 20 15 19 - 2.6 6.4 22 19 20 28 24 29 22 20 25 21 18 23 25 26 29 21 28 17 19 25 17 27
no2 12 12 8.1 5.9 14 6.8 7.1 1.1 11 10 10 12 16 25 13 14 15 16 12 15 10 14 17 15 21 12 15 20 12 22
o3 62 62 57 64 43 26 15 16 46 54 53 55 54 31 46 34 31 37 43 54 45 55 52 52 40 54 40 30 40 22

BETE007

index 2020-05 2020-04 2020-03 2020-02 2020-01 2019-12 2019-11 2019-10 2019-09 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
no2 14 16 10 5.8 16 9 9.7 2 8.9 8.5 14 14 16 16 26 13 20 21 20 14 15 13 18 20 18 26 14 17 22 11 27

BETMEU1

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 - - - - 10 8.7 5.9 - 4.6 8.8 15 21 16 26 8.7 14 12 12 7.2 10 11 15 16 17 19 8.3 12 16 7.7 26
pm10 - - - - 13 9.8 6.7 - 5 20 20 27 24 24 12 18 17 19 12 66 19 38 23 20 24 13 19 21 15 31
no2 17 23 16 12 21 15 13 12 16 29 29 27 21 60 16 31 34 31 21 23 18 30 27 29 33 20 25 28 19 34
o3 58 50 46 50 30 17 8.9 8.9 - - - - - - - - - - - - - - - - - - - - - -

BETR012

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 9.8 13 8.5 5.8 10 7.1 4.4 5 3.1 7.2 12 15 12 14 8.7 11 9.2 9.3 5.2 8.4 11 15 13 14 17 9.1 9.5 15 8.8 17
pm10 14 20 13 10 13 9.1 5.8 3.4 7 12 16 20 17 21 15 14 14 15 9.3 15 18 21 19 17 20 12 12 18 14 21
so2 25 28 17 9.9 12 7.4 5.4 3.9 15 20 21 18 15 17 5.8 8.3 5.4 6.7 7.5 13 12 21 12 14 20 12 14 18 8 6.9
no2 9.4 11 8.2 6.2 16 10 7.8 5.6 8.3 10 19 15 13 25 11 16 16 16 11 16 14 17 17 16 22 13 19 22 12 28
o3 66 59 58 60 39 24 14 14 50 56 50 57 65 38 54 21 26 32 40 47 42 47 57 51 31 45 31 26 36 13

BETH201

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 2019-09 2019-07 2019-06 2019-05 2019-04 2019-03 2019-02 2019-01 2018-12 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 12 13 11 6.2 13 4.9 4.1 - - 1.3 4.8 10 15 15 14 10 7.7 12 10 8.6 4.1 4.3 10 15 9.6 10 16 9.8 8.5 10 7 13
pm10 19 26 15 6.5 16 5.5 5.7 5.4 8.2 4.8 11 15 20 19 26 16 8.6 13 16 15 11 18 19 25 17 15 23 11 12 14 12 17

BETM204

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 2019-09 2019-07 2019-06 2019-05 2019-04 2019-03 2019-02 2019-01 2018-12 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 7.8 12 11 4.4 11 5.3 4.5 - - - 4.5 12 13 13 13 8.6 6.6 13 11 6.4 4.2 4.1 8.7 10 9.7 11 17 7.8 7.5 8.7 7.1 11
pm10 13 20 14 5.7 15 7.1 6.6 1.4 4.8 2.3 9.1 15 19 16 24 15 9.4 14 20 12 12 17 17 18 16 17 23 11 10 14 13 19

BETN066

index 2020-05 2020-04 2020-03 2020-02 2020-01 2019-12 2019-11 2019-10 2019-09 2019-07 2019-06 2019-05 2019-04 2019-03 2019-02 2019-01 2018-12 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
so2 0.69 0.81 0.75 0.75 1 0.5 - - - - - - - 1.1 0.62 1.6 0.86 - - 0.63 0.77 1.8 0.5 - 2.1 1 1 1.9 1.4 0.96 0.68 0.78
no2 6.7 5.4 5.5 3.8 8.2 4 3.8 1.1 5.5 3.1 4.6 7 8.1 6 8.3 10 6 8.4 9.2 7.3 8.4 7.9 7.7 7.4 6.9 11 17 8.9 11 10 7.1 7.3
o3 63 67 55 56 42 28 17 20 31 24 51 45 60 53 53 46 54 45 37 46 51 62 40 69 74 62 45 50 39 35 42 36

BETN067

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 2019-09 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 2018-07 2018-06 2018-05 2018-04 2018-03 2018-02 2018-01 2017-12 2017-11 2017-10 2017-09
pm25 6.3 7.1 8.1 7.1 15 5.5 3.5 1.6 - 1.6 2.1 3.5 8.8 13 11 11 8.6 10 8.6 7.4 8.1 4.4 3.9 7.6 7 7.4 8.1 12 6.3 6 8.2 5 7.3
pm10 9.8 13 11 6.1 15 4.7 4.3 2.4 1.2 1.8 2.3 5.1 12 19 12 17 15 10 9.9 12 8.3 8.1 9.2 12 12 11 11 17 8.5 9.1 11 9.6 13

BETR221

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 2019-09 2019-07 2019-06 2019-05 2019-04 2019-03 2019-02 2019-01 2018-12 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 9.8 13 12 4.9 15 5.9 5 - - 0.62 4.4 9.7 15 15 15 12 5.7 15 11 5.6 3.5 3.5 7.8 9.2 11 12 16 9.5 7.7 10 7.4 15
pm10 17 24 14 6.1 16 6.3 6.6 1.4 - 4.6 11 15 20 19 26 15 7.7 15 17 11 10 16 16 19 17 19 25 12 9.9 14 12 20
no2 17 20 14 10 16 8.5 10 3.5 14 6.4 15 17 23 22 35 20 14 22 22 20 17 23 19 22 24 28 29 22 19 25 17 21
o3 51 48 49 58 37 24 10 21 27 26 53 45 44 48 13 36 37 28 21 33 43 54 44 42 49 48 34 40 36 25 33 22

BETR222

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 2018-12 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 9.4 14 12 5.2 14 6.5 5.4 - 0.58 4.1 11 15 15 16 10 6.6 11 11 6.2 3.2 4 9 11 9.2 12 17 8.3 9.8 10 9 13
pm10 16 24 14 6.8 16 7.6 7.5 5.6 4.7 11 16 22 18 29 18 13 14 19 12 10 15 17 20 16 19 26 11 12 16 16 21
co 0.23 0.25 0.24 0.17 0.26 0.17 0.15 0.08 0.06 0.16 0.18 0.24 0.25 0.36 0.23 0.21 0.32 0.26 0.22 0.17 0.14 0.14 0.19 0.21 0.27 0.32 0.26 0.26 6.3 20 26
so2 7 4.3 4.4 1.4 9.3 6.2 3.1 2 6.1 12 5.1 6.5 11 9.1 4.5 4.6 3.3 5.5 3.1 4.4 9.5 12 6.2 4.6 3.4 4.6 3.6 1.3 5.5 3.3 8.9
no2 16 18 14 7.4 13 9.7 11 2 6.6 16 17 22 20 39 21 13 19 21 20 19 21 19 21 22 26 32 21 20 23 17 23
o3 51 46 47 60 36 22 11 21 26 46 41 44 44 4.6 38 40 29 23 32 46 54 36 40 51 48 32 44 37 25 33 24

BETR223

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 2019-09 2019-07 2019-06 2019-05 2019-04 2019-03 2019-02 2019-01 2018-12 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 17 12 6.7 13 6.9 7.3 3.4 5.9 3 9.3 13 14 13 22 14 11 13 17 10 8.2 9.2 15 16 13 15 20 10 10 13 9.9 17
pm10 17 25 17 8.4 20 8.2 10 4.9 8.5 3.5 13 16 20 21 34 18 19 16 25 15 13 17 22 25 21 20 25 15 13 15 11 19
co 0.25 0.29 0.3 0.22 0.32 0.19 0.19 0.07 0.15 0.07 0.22 0.23 0.28 0.29 0.48 0.27 0.27 0.36 0.35 0.24 0.17 0.17 0.18 0.24 0.27 0.3 0.38 0.28 0.27 8.9 23 30
so2 0.83 1.8 1.1 1 1.8 1.4 0.71 0.42 1.2 0.48 0.76 0.47 2.4 2.1 1.8 0.94 1.1 0.69 - 1 0.55 1.3 1.1 1 1.9 1.6 1.3 1.4 1 1 1.8 2.5
no2 17 21 16 12 17 11 9.5 3.3 16 5 14 16 20 20 34 20 15 19 19 22 17 23 17 21 25 23 28 22 20 25 19 19

BETR240

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 2019-09 2019-07 2019-06 2019-05 2019-04 2019-03 2019-02 2019-01 2018-12 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 8.8 18 16 5.8 11 5.8 5.8 - - 1.4 9.6 13 13 26 34 9.7 13 15 18 16 8.8 8.7 11 13 17 12 16 7.9 9.2 13 12 23
pm10 16 44 16 8 16 8.6 6.9 2.5 - 5 22 24 26 43 70 18 26 25 31 28 20 30 18 22 39 22 24 14 16 24 22 32
so2 2.5 2.6 15 3.9 3.3 2.4 1.4 0.75 1.8 1.4 3.6 2.1 2.7 3 3.9 1.9 1.8 1.4 3.5 2.4 1.5 2.3 1.1 1.1 3.1 2.8 1.8 3.3 1.9 2.5 5.5 2.8
no2 15 23 17 18 18 10 10 5.3 17 5.7 16 17 21 24 36 17 14 22 25 26 19 24 17 22 24 20 25 20 22 21 17 22
o3 54 47 45 47 31 18 9.9 13 18 24 46 44 49 42 26 38 44 25 16 22 30 43 30 36 49 46 32 36 31 24 31 24

BETN060

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 2019-09 2019-07 2019-06 2019-05 2019-04 2019-03 2019-02 2019-01 2018-12 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 8.8 12 12 6.1 9 9.3 4.8 - - 1.1 6.2 11 18 12 22 14 7.2 12 7.9 7.5 4.8 5.7 11 13 13 12 14 7.9 10 12 6.9 17
pm10 13 19 13 6.2 13 8.6 5.9 1.6 - 3.6 9.7 15 25 17 34 18 12 17 14 13 6.3 11 16 20 25 19 20 12 13 17 13 27
co 0.18 0.21 0.25 0.2 0.24 0.18 0.14 0.08 0.13 0.06 0.14 0.18 0.23 0.2 0.29 0.24 0.28 0.29 0.21 0.18 0.16 0.15 0.15 0.19 0.22 0.27 0.32 0.24 0.28 6.7 20 24
so2 - 1.1 1.3 1.3 2 1.1 0.76 - - 0.48 1.3 2 2.4 1 2.4 1.1 1.4 1 1.9 1 2.2 1.4 2.4 2.9 2.1 1.8 3.4 1.9 2.5 2.9 0.97 1
no2 11 12 9.3 6.8 12 8.7 5.7 7 9 3.1 9.4 11 13 9.1 23 16 13 16 12 11 9.2 12 9.6 11 12 16 21 14 15 15 11 10
o3 52 44 43 53 33 18 14 13 23 16 36 32 41 46 15 32 32 20 19 24 28 39 32 40 48 41 35 41 33 23 28 21

BETN070

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 2019-09 2019-07 2019-06 2019-05 2019-04 2019-03 2019-02 2019-01 2018-12 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 11 14 11 5.2 11 10 4.5 - - 0.81 8.3 11 19 14 24 14 10 14 8.3 7.9 5 6.2 9.6 11 13 11 14 9.4 8.5 12 7.8 14
pm10 15 26 18 9.8 16 10 6.8 4 8.7 3.4 13 16 29 21 42 22 18 21 13 11 6 11 15 19 23 18 20 10 11 16 15 25
co 0.18 0.21 0.23 0.18 0.25 0.19 0.13 0.1 0.11 0.05 0.15 0.17 0.22 0.22 0.37 0.25 0.31 0.29 0.21 0.18 0.13 0.14 0.13 0.17 0.22 0.28 0.36 0.25 0.26 5.8 19 24
no2 11 14 15 9.7 17 9.8 7.8 6.2 13 5.5 15 17 21 17 37 22 16 19 19 19 17 20 14 18 23 26 25 26 24 28 22 21
o3 54 47 48 56 31 20 12 16 15 20 33 31 33 36 7.6 33 36 23 16 20 28 45 33 32 42 40 34 36 28 15 19 10

BETR501

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 2019-09 2019-07 2019-06 2019-05 2019-04 2019-03 2019-02 2019-01 2018-12 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 15 13 6 14 8.4 6.1 - - 1.6 9.7 10 19 15 21 15 13 13 13 9.2 5 7.9 11 12 9.7 12 16 9.6 9.8 12 7.8 14
pm10 20 31 19 9.2 18 8.8 8.3 3.2 9.5 4.5 14 17 26 21 37 21 19 17 22 16 11 19 20 21 18 18 25 14 14 19 14 22
co 0.24 0.28 0.3 0.2 0.3 0.19 0.17 0.06 0.14 0.07 0.18 0.22 0.28 0.26 0.48 0.26 0.3 0.34 0.27 0.21 0.16 0.16 0.16 0.21 0.26 0.29 0.34 0.28 0.26 6.6 23 23
no2 17 21 18 10 21 13 11 4.7 15 5.8 16 21 25 20 37 23 17 24 22 21 14 21 17 20 25 27 34 25 22 27 18 25

BETR502

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 2019-09 2019-07 2019-06 2019-05 2019-04 2019-03 2019-02 2019-01 2018-12 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 11 15 12 6.2 13 9.4 7.1 - - 2.2 6 11 18 18 24 15 11 16 13 8.8 4.9 7.3 10 12 11 12 14 9.7 8.8 13 8.6 17
pm10 19 30 19 9.6 16 9.7 7.9 4.8 8.3 5.3 13 17 25 23 41 21 19 18 20 17 11 20 18 22 17 19 23 13 14 18 15 27
no2 13 19 14 10 18 11 9.9 6.3 16 7.2 16 18 18 18 37 27 13 19 20 23 17 25 16 18 22 21 26 18 18 25 18 23
o3 53 43 43 51 30 19 11 18 18 24 40 37 43 37 18 32 33 23 20 28 35 41 39 48 47 42 33 36 30 20 24 23

BETR510

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 2018-12 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 12 14 14 6.2 14 9.9 6.2 - 0.64 6.6 9.2 17 17 21 16 14 11 12 8.6 4.2 7.1 9.7 11 12 13 17 8.8 8.3 12 7.5 13
pm10 16 24 19 6.6 16 8.3 7.8 - 2.4 11 14 23 22 35 19 17 16 19 14 9 15 15 18 18 20 23 12 12 14 13 21
so2 1.5 0.95 1 0.65 0.88 1.4 0.33 0.45 0.87 1.1 0.84 1.1 0.87 1.2 0.23 0.69 0.76 0.41 1.1 1.2 0.9 1.2 1 1.7 2.3 2.1 1.2 2 1.6 0.73 1.2

BETR511

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 2018-12 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 10 14 10 6 12 7.9 4.6 - 1.3 7.8 9.9 19 15 18 15 10 11 11 10 4.7 6.6 10 12 8.1 12 15 9.9 10 12 8 15
pm10 17 24 18 10 15 6.6 6.3 4.8 3.8 9.8 15 26 21 29 22 17 15 18 14 8.4 15 17 20 13 17 20 13 14 19 15 21

BETR512

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 2019-09 2019-07 2019-06 2019-05 2019-04 2019-03 2019-02 2019-01 2018-12 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 19 14 5.7 14 11 6.3 - - 1.3 9.1 15 20 19 32 16 11 20 21 12 7.8 11 11 15 12 13 16 9.9 9.5 12 8.6 19
pm10 22 41 20 9 16 9.1 7.1 1.7 - 4.9 15 24 27 25 55 24 12 27 35 23 24 39 22 26 23 22 23 12 13 19 15 32
co 0.24 0.27 0.28 0.2 0.3 0.22 0.18 0.09 0.14 0.08 0.18 0.22 0.31 0.28 0.48 0.27 0.36 0.38 0.24 0.21 0.16 0.17 0.13 0.19 0.25 0.31 0.36 0.26 0.27 6 21 28
no2 15 16 14 7.6 17 10 9.4 3.1 14 5.6 14 17 21 16 33 18 13 20 17 19 12 17 14 16 20 23 26 17 15 21 14 15
so2 1.3 1.8 1.4 0.93 1.1 0.72 0.98 0.72 0.82 - 0.93 1.1 0.79 1.4 1.7 0.56 1.1 0.78 1 0.91 0.7 2 1.2 0.92 1.1 2.7 2.5 1.4 2.9 2.3 0.83 -

BETN063

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 2019-09 2019-07 2019-06 2019-05 2019-04 2019-03 2019-02 2019-01 2018-12 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 8 11 10 5.1 11 6.5 4.3 - - 1.7 7.1 11 17 16 18 15 5.6 11 11 9.8 5.4 6.5 11 14 11 12 15 8.8 7.9 10 8 18
pm10 12 19 13 5.7 15 7.6 5.2 8.3 - 3 11 15 23 19 27 16 8.4 13 17 17 11 18 19 24 17 17 20 11 11 15 13 25
co 0.19 0.21 0.24 0.19 0.24 0.15 0.13 0.08 0.13 0.07 0.15 0.2 0.24 0.23 0.28 0.24 0.2 0.25 0.2 0.18 0.15 0.15 0.14 0.18 0.2 0.25 0.29 0.2 0.22 6.9 20 25
so2 1 0.98 1 1 0.84 0.83 0.57 0.41 0.71 1.4 1.8 0.99 0.77 0.93 0.89 1 0.95 0.51 - - 0.83 0.89 - 1 1.7 1.4 1.5 1.9 1.3 1.4 1.1 0.95
no2 11 14 9.1 7 13 7.7 7.5 4.6 9.1 5.8 11 14 15 12 26 20 8.7 16 15 16 13 18 11 15 14 14 20 11 15 19 11 17
o3 63 60 59 62 43 25 17 19 25 24 50 47 50 55 27 39 43 32 29 35 41 50 43 47 58 54 38 48 37 31 35 21

BETN073

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 2019-09 2019-07 2019-06 2019-05 2019-04 2019-03 2019-02 2019-01 2018-12 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 7.4 10 11 6.5 12 8.4 4.6 - - 0.46 6.3 9.5 16 14 14 14 5.8 12 10 10 5.8 6.3 11 11 8.8 12 17 8.3 9.4 12 7.5 14
pm10 13 18 12 6.3 17 6.8 5.8 1.6 - 2.5 11 14 21 17 23 18 11 13 18 14 10 14 18 19 14 17 24 12 13 17 13 19
no2 8.3 7 5.7 4.9 9.4 5.1 3.9 7.2 - 3 6.6 9.4 9.7 7.8 13 12 11 10 9.9 10 8.7 12 9.8 9 11 12 17 12 14 13 8.1 8.1
o3 46 43 51 59 39 23 15 19 25 20 34 36 44 46 26 40 39 32 22 24 35 40 34 39 51 54 36 45 36 26 30 21

BETN093

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 2019-09 2019-07 2019-06 2019-05 2019-04 2019-03 2019-02 2019-01 2018-12 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 8.4 8.8 11 6.4 11 6.9 3.7 - - 0.58 7.7 12 14 13 11 13 5.5 6.3 9.9 8 5.5 4.1 9.7 10 8.1 10 15 7.4 6.7 8.5 5.8 8.4
pm10 14 17 12 3.9 15 7.3 4.8 - - 3.2 8.7 13 18 16 19 13 4.9 10 15 9.7 9.1 9.8 14 15 10 14 18 8.9 8.7 12 10 14
so2 - 2.5 2.7 1.4 1.8 0.64 - 0.96 1.2 0.96 0.94 2 1.6 1.4 0.98 1 0.8 2.6 1.9 1.1 1.2 1.5 1.6 1.7 2.1 1.9 2.5 2.4 1.5 2 1.5 0.9
no2 8 6.8 5.6 3.8 7.9 5.3 5.1 0.23 3.8 3.3 6.1 5.8 7.8 5.5 12 9 5.5 8.6 9.1 7.8 7.5 8.2 6 7.5 8.2 10 16 5.8 7.4 9.6 5.4 7.1
o3 55 64 62 66 47 27 18 25 33 29 45 50 56 61 25 46 48 31 23 32 44 60 40 47 59 55 42 53 44 35 35 22

BETN100

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 2019-09 2019-07 2019-06 2019-05 2019-04 2019-03 2019-02 2019-01 2018-12 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 7 7 13 3.5 9.1 4.4 2.6 - - 0.55 6.5 8.5 14 11 13 11 5.5 7.6 10 12 4.6 6.2 8.8 8.7 4.7 9.9 13 7.5 6.8 11 6 5.9
pm10 11 14 10 3 12 5.9 3.5 1.8 - 2.4 8 11 19 16 21 17 9 10 17 12 8.3 15 14 14 7.7 13 18 9.2 11 14 11 11
no2 6.7 5.7 4.7 2.9 6.5 3.3 2.8 1.2 3.6 2.3 3.1 4.4 6.6 5.4 12 10 6.5 8.3 7.2 5.4 4.9 6.2 4.9 5.3 5.1 8.9 11 6.4 9.3 9 3.8 3
o3 67 73 63 64 46 28 20 23 31 27 53 51 61 62 47 45 47 35 29 42 48 58 41 56 73 63 49 54 46 34 39 36
so2 1.1 0.92 0.93 1 0.98 0.67 - 0.44 0.58 - 1.1 1 0.97 0.99 0.93 0.82 - 1 0.86 1 0.73 0.64 1 0.97 1.2 1.2 1.6 1.2 1 1.2 0.45 -

BETN085

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 2019-09 2019-07 2019-06 2019-05 2019-04 2019-03 2019-02 2019-01 2018-12 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 6.2 8.2 7.7 4.9 4.1 3.1 2.3 - - 1.9 3.6 7.8 9.9 9.3 7.6 5.4 2.4 4.3 9.2 5.2 4.4 4.9 7.8 9.3 5.3 9.2 12 4.3 3.1 4.2 3.6 5.5
pm10 11 14 11 3.8 7.1 3.3 4.1 0.72 4 2.7 6.7 8.9 13 9.1 12 8.8 4.2 7.7 13 9.4 7.3 9.3 12 13 8.2 12 15 5.9 5.5 5 4.4 7.6
co 0.18 0.17 0.18 0.16 0.17 0.1 0.09 0.06 0.12 0.06 0.13 0.15 0.19 0.17 0.18 0.16 0.16 0.19 0.16 0.16 0.13 0.11 0.11 0.14 0.15 0.2 0.21 0.16 0.17 4.5 14 18
so2 - 1.4 1 1 1 0.61 0.4 - 0.9 0.81 0.64 0.52 0.95 - - 0.99 0.85 0.77 0.51 - 0.78 - 0.87 1.5 1.7 1.9 1.2 1 1 1.3 0.79 0.89
no2 5.3 6.2 4.8 5 4.2 2.7 2.8 0.73 3.3 2.8 5.7 5.5 5.9 6.8 7.3 5.3 5.6 6.7 7.5 9.1 7.9 8.1 6.5 6.8 5.2 8.7 11 6.1 8.4 8.4 3.4 2.8
o3 55 70 55 51 40 26 16 21 36 25 46 44 55 49 53 46 46 32 31 38 51 68 34 56 66 54 50 45 42 31 30 27

BETN113

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 2019-09 2019-07 2019-06 2019-05 2019-04 2019-03 2019-02 2019-01 2018-12 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 9.6 9 11 8.7 5.4 3.4 3.1 - - 0.83 4.1 9.8 13 10 11 6.8 2.5 7.4 9.8 7.7 5.2 6.2 9.9 9.6 5.7 11 14 5.7 5 6.1 6.3 16
pm10 14 17 12 9.2 6.8 4 4.5 - - 3 7.8 12 18 12 13 9 4.3 9.6 14 9 8.5 12 14 15 9.3 14 15 7.1 6.8 9.6 9.4 17
no2 4.8 3.4 3.3 3.8 5.6 3.1 3.5 - 1.6 1.7 3.3 4 4.7 4.1 4 5 4.7 7.8 7.5 5.2 6 7.8 6.6 6.5 5.7 8.6 11 5.9 8.5 9 4.5 6.9
o3 70 80 65 67 53 33 22 30 43 33 73 65 67 67 63 51 53 42 46 63 68 87 58 73 81 62 52 57 47 42 48 53

BETN121

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 2019-09 2019-07 2019-06 2019-05 2019-04 2019-03 2019-02 2019-01 2018-12 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
pm10 20 22 14 7.3 12 6.8 4.9 1.6 - 2 6.5 10 15 11 16 11 5.8 8.2 15 8.6 8.9 12 11 14 10 14 16 6.8 6.7 11 11 19
no2 5.8 6 3.9 3.5 5.2 4 3.3 0.99 3.8 2.8 4.7 4.9 5.9 3.2 6.6 4 4.9 8.4 7.4 6.4 6.4 6.8 5.3 6.2 6.5 8.1 12 5.1 6.8 7.5 4.8 5.6
o3 71 73 61 63 50 30 19 22 35 38 64 70 54 59 50 47 44 35 35 44 52 75 52 70 72 60 49 56 45 37 36 44
pm25 13 12 10 5.9 7.8 6.1 3.9 - - 0.64 3.7 9 13 13 13 9.7 5.2 6.2 9.4 6.4 5.5 5.5 8.4 8.5 6.6 11 13 6 4.7 9.2 6.5 13

BETN132

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 2019-09 2019-07 2019-06 2019-05 2019-04 2019-03 2019-02 2019-01 2018-12 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 8.1 8.2 7.5 6.8 6.2 4.2 3.9 - - 1.2 2.8 6 11 7.6 12 9.7 2.6 6.8 10 6.5 4 4.2 7.6 9.7 5.5 11 13 4.8 5 8.3 6.7 13
pm10 12 15 11 6.5 13 5.5 5.5 1.2 - 3.3 6.4 8.9 16 9.7 15 12 5.2 9.8 16 9.3 7.1 11 9.9 14 9.5 16 16 7.4 7.2 13 12 18
co 0.17 0.19 0.21 0.18 0.22 0.13 0.12 0.06 0.11 0.06 0.14 0.17 0.21 0.18 0.24 0.19 0.23 0.23 0.18 0.17 0.14 0.14 0.14 0.18 0.19 0.26 0.27 0.2 0.21 5.4 17 21
so2 0.96 0.95 1 0.86 0.74 - - - 0.68 - 1 0.96 0.81 1 1 - - 0.46 0.29 1 0.87 0.76 0.99 0.65 2.1 2.1 2 1.5 1 1.4 0.99 1
no2 4.9 5.5 4.4 4.4 7.1 4.1 4.6 1.5 4.8 2.2 4.1 5.7 6.8 6 10 6.5 11 12 9.1 7.8 6.6 5.8 5.3 5.4 7.5 12 13 8.4 9 9.9 7 6.8
o3 65 64 61 60 44 26 16 18 35 31 49 53 64 58 38 50 39 33 38 36 49 76 49 66 64 54 43 47 38 29 27 34

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