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

Current data from stations: London Marylebone Road
Locations: « City of Westminster Baker Street
Pollution and air quality forecast for Baker Street. Today is Saturday, May 3, 2025. The following air pollution values have been recorded for Baker Street:
  1. ozone (O3) - 60 (Good)
  2. particulate matter (PM2.5) dust - 11 (Good)
  3. nitrogen dioxide (NO2) - 32 (Good)
  4. particulate matter (PM10) suspended dust - 23 (Moderate)
  5. sulfur dioxide (SO2) - 1 (Good)
  6. carbon monoxide (CO) - 200 (Good)
Real-time Air Quality Index (AQI) for Baker Street, Wednesday, February 7, 2024: 2.

air quality index: 1
AQI 2 Moderate

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

Today (Wednesday, February 7, 2024) air quality is moderate in Baker Street. Some pollutants in Baker Street may slightly affect very few hypersensitive individuals. Air pollutants in Baker Street may cause minor breathing discomfort to sensitive people.


How is the O3 level today in Baker Street? (ozone (O3))
60 (Good)

What is the current level of PM2.5 in Baker Street? (particulate matter (PM2.5) dust)
Today's PM2.5 level is: 11 (Good) For comparison, the highest level of PM2.5 in Baker Street in the last 7 days was: 14 (Monday, February 5, 2024) and the lowest: 7 (Saturday, February 3, 2024). The highest PM2.5 values were recorded: 27 (February 2019). The lowest level of particulate matter PM2.5 pollution occurs in month: February (7.1).

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

What is the level of PM10 today in Baker Street? (particulate matter (PM10) suspended dust)
The current level of particulate matter PM10 in Baker Street is: 23 (Moderate) The highest PM10 values usually occur in month: 40 (December 2016). The lowest value of particulate matter PM10 pollution in Baker Street is usually recorded in: September (15).

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

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



Current data Wednesday, February 7, 2024, 7:00 AM

O3 60 (Good)

PM2,5 11 (Good)

NO2 32 (Good)

PM10 23 (Moderate)

SO2 1 (Good)

CO 200 (Good)

Data on air pollution from recent days in Baker Street

index 2024-01-31 2024-02-01 2024-02-02 2024-02-03 2024-02-04 2024-02-05 2024-02-06 2024-02-07
no2 41
Moderate
48
Moderate
44
Moderate
40
Moderate
29
Good
34
Good
30
Good
12
Good
pm25 9
Good
-
Good
10
Good
7
Good
7
Good
14
Moderate
13
Moderate
13
Moderate
co 88
Good
243
Good
235
Good
222
Good
186
Good
195
Good
157
Good
86
Good
pm10 15
Good
-
Good
21
Moderate
14
Good
10
Good
30
Moderate
26
Moderate
25
Moderate
o3 28
Good
34
Good
25
Good
31
Good
34
Good
35
Good
36
Good
55
Good
so2 0
Good
0
Good
0
Good
1
Good
1
Good
1
Good
1
Good
1
Good
data source »
Air pollution in Baker Street from August 2015 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 2018-07 2018-06 2018-05 2018-04 2018-03 2018-02 2018-01 2017-12 2017-11 2017-10 2017-09 2017-08 2017-07 2017-06 2017-05 2017-04 2017-03 2017-02 2017-01 2016-12 2016-11 2016-10 2016-09 2016-08 2016-07 2016-06 2016-05 2016-04 2016-03 2016-02 2016-01 2015-12 2015-11 2015-10 2015-09 2015-08
o3 63 (Good) 54 (Good) 37 (Good) 23 (Good) 15 (Good) 13 (Good) 11 (Good) 15 (Good) 19 (Good) 22 (Good) 26 (Good) 23 (Good) 31 (Good) 36 (Good) 25 (Good) 15 (Good) 20 (Good) 11 (Good) 10 (Good) 17 (Good) 16 (Good) 14 (Good) 30 (Good) 32 (Good) 35 (Good) 24 (Good) 22 (Good) 24 (Good) 17 (Good) 16 (Good) 14 (Good) 16 (Good) 21 (Good) 22 (Good) 23 (Good) 26 (Good) 28 (Good) 30 (Good) 19 (Good) 15 (Good) 14 (Good) 4.8 (Good) 11 (Good) 16 (Good) 11 (Good) 17 (Good) 7.7 (Good) 19 (Good) 36 (Good) 24 (Good) 21 (Good) 16 (Good) 13 (Good) 16 (Good) 13 (Good) 12 (Good) 15 (Good) 18 (Good)
no2 24 (Good) 30 (Good) 50 (Moderate) 60 (Moderate) 61 (Moderate) 64 (Moderate) 64 (Moderate) 61 (Moderate) 56 (Moderate) 57 (Moderate) 61 (Moderate) 70 (Moderate) 57 (Moderate) 60 (Moderate) 73 (Moderate) 80 (Moderate) 65 (Moderate) 80 (Moderate) 77 (Moderate) 87 (Moderate) 94 (Moderate) 77 (Moderate) 95 (Moderate) 76 (Moderate) 96 (Moderate) 102 (Unhealthy for Sensitive Groups) 84 (Moderate) 75 (Moderate) 83 (Moderate) 79 (Moderate) 81 (Moderate) 84 (Moderate) 84 (Moderate) 87 (Moderate) 83 (Moderate) 82 (Moderate) 72 (Moderate) 63 (Moderate) 82 (Moderate) 78 (Moderate) 84 (Moderate) 92 (Moderate) 87 (Moderate) 71 (Moderate) 82 (Moderate) 81 (Moderate) 66 (Moderate) 79 (Moderate) 74 (Moderate) 89 (Moderate) 80 (Moderate) 85 (Moderate) 79 (Moderate) 86 (Moderate) 82 (Moderate) 90 (Moderate) 72 (Moderate) 72 (Moderate)
pm25 9 (Good) 14 (Moderate) 8.5 (Good) 7.1 (Good) 12 (Good) 12 (Good) 13 (Good) 9.6 (Good) 7.2 (Good) 11 (Good) 8.7 (Good) 11 (Good) 16 (Moderate) 26 (Moderate) 17 (Moderate) 27 (Moderate) 16 (Moderate) 16 (Moderate) 19 (Moderate) 15 (Moderate) 14 (Moderate) 13 (Good) 16 (Moderate) 14 (Moderate) 18 (Moderate) 18 (Moderate) 17 (Moderate) 13 (Moderate) 13 (Good) 13 (Moderate) 16 (Moderate) 14 (Moderate) 14 (Moderate) 14 (Moderate) 12 (Good) 14 (Moderate) 15 (Moderate) 15 (Moderate) 16 (Moderate) 22 (Moderate) 25 (Moderate) 27 (Moderate) 15 (Moderate) 14 (Moderate) 15 (Moderate) 13 (Moderate) 13 (Good) 14 (Moderate) 16 (Moderate) 14 (Moderate) 19 (Moderate) 14 (Moderate) 13 (Moderate) 16 (Moderate) 18 (Moderate) 21 (Moderate) 13 (Good) 15 (Moderate)
pm10 16 (Good) 22 (Moderate) 17 (Good) 17 (Good) 19 (Good) 19 (Good) 20 (Good) 18 (Good) 17 (Good) 22 (Moderate) 19 (Good) 21 (Moderate) 20 (Good) 32 (Moderate) 24 (Moderate) 34 (Moderate) 23 (Moderate) 23 (Moderate) 27 (Moderate) 22 (Moderate) 20 (Moderate) 19 (Good) 23 (Moderate) 21 (Moderate) 27 (Moderate) 28 (Moderate) 27 (Moderate) 23 (Moderate) 22 (Moderate) 22 (Moderate) 27 (Moderate) 23 (Moderate) 20 (Good) 20 (Moderate) 19 (Good) 22 (Moderate) 23 (Moderate) 23 (Moderate) 26 (Moderate) 32 (Moderate) 33 (Moderate) 40 (Moderate) 25 (Moderate) 23 (Moderate) 25 (Moderate) 23 (Moderate) 20 (Good) 21 (Moderate) 26 (Moderate) 23 (Moderate) 28 (Moderate) 27 (Moderate) 23 (Moderate) 30 (Moderate) 29 (Moderate) 31 (Moderate) 15 (Good) 20 (Good)
so2 1.2 (Good) 2.6 (Good) 4.6 (Good) 5.1 (Good) 5.1 (Good) 5.1 (Good) 6.6 (Good) 5.7 (Good) 8.5 (Good) 5.2 (Good) 3.2 (Good) 5.3 (Good) 3.9 (Good) 3.9 (Good) 5.1 (Good) 7.2 (Good) 5.1 (Good) 7.1 (Good) 6.8 (Good) 6.4 (Good) 8.6 (Good) 6.7 (Good) 6.3 (Good) 4.3 (Good) 4.9 (Good) 6.4 (Good) 7 (Good) 7.1 (Good) 11 (Good) 9.2 (Good) 9.4 (Good) 8.7 (Good) 7.5 (Good) 6.9 (Good) 6.8 (Good) 7.6 (Good) 6 (Good) 5.5 (Good) 7.3 (Good) 8.5 (Good) 12 (Good) 11 (Good) 9.6 (Good) 7.7 (Good) 8.2 (Good) 8 (Good) 8.8 (Good) 8.6 (Good) 6.9 (Good) 8.3 (Good) 6.6 (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good)
data source »

London Marylebone Road

Wednesday, February 7, 2024, 7:00 AM

O3 60 (Good)

ozone (O3)

PM2,5 11 (Good)

particulate matter (PM2.5) dust

NO2 32 (Good)

nitrogen dioxide (NO2)

PM10 23 (Moderate)

particulate matter (PM10) suspended dust

SO2 1 (Good)

sulfur dioxide (SO2)

CO 200 (Good)

carbon monoxide (CO)

London Marylebone Road

index 2024-02-07 2024-02-06 2024-02-05 2024-02-04 2024-02-03 2024-02-02 2024-02-01 2024-01-31
no2 12 30 34 29 40 44 48 41
pm25 13 13 14 6.7 7.2 9.9 - 8.5
co 86 157 195 186 222 235 243 88
pm10 25 26 30 9.5 14 21 - 15
o3 55 36 35 34 31 25 34 28
so2 1 1.1 1.3 1.4 0.75 0.42 -0.35 0.3

London Marylebone Road

2015-08   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 2018-07 2018-06 2018-05 2018-04 2018-03 2018-02 2018-01 2017-12 2017-11 2017-10 2017-09 2017-08 2017-07 2017-06 2017-05 2017-04 2017-03 2017-02 2017-01 2016-12 2016-11 2016-10 2016-09 2016-08 2016-07 2016-06 2016-05 2016-04 2016-03 2016-02 2016-01 2015-12 2015-11 2015-10 2015-09 2015-08
pm25 9 14 8.5 7.1 12 12 13 9.6 7.2 11 8.7 11 16 26 17 27 16 16 19 15 14 13 16 14 18 18 17 13 13 13 16 14 14 14 12 14 15 15 16 22 25 27 15 14 15 13 13 14 16 14 19 14 13 16 18 21 13 15
no2 24 30 50 60 61 64 64 61 56 57 61 70 57 60 73 80 65 80 77 87 94 77 95 76 96 102 84 75 83 79 81 84 84 87 83 82 72 63 82 78 84 92 87 71 82 81 66 79 74 89 80 85 79 86 82 90 72 72
pm10 16 22 17 17 19 19 20 18 17 22 19 21 20 32 24 34 23 23 27 22 20 19 23 21 27 28 27 23 22 22 27 23 20 20 19 22 23 23 26 32 33 40 25 23 25 23 20 21 26 23 28 27 23 30 29 31 15 20
o3 63 54 37 23 15 13 11 15 19 22 26 23 31 36 25 15 20 11 10 17 16 14 30 32 35 24 22 24 17 16 14 16 21 22 23 26 28 30 19 15 14 4.8 11 16 11 17 7.7 19 36 24 21 16 13 16 13 12 15 18
so2 1.2 2.6 4.6 5.1 5.1 5.1 6.6 5.7 8.5 5.2 3.2 5.3 3.9 3.9 5.1 7.2 5.1 7.1 6.8 6.4 8.6 6.7 6.3 4.3 4.9 6.4 7 7.1 11 9.2 9.4 8.7 7.5 6.9 6.8 7.6 6 5.5 7.3 8.5 12 11 9.6 7.7 8.2 8 8.8 8.6 6.9 8.3 6.6 - - - - - - -

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