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

Current data from stations: La Coulonche MERA
Locations: « Arrondissement d'Argentan La Coulonche
Pollution and air quality forecast for La Coulonche. Today is Saturday, May 3, 2025. The following air pollution values have been recorded for La Coulonche:
  1. ozone (O3) - 31 (Good)
  2. particulate matter (PM10) suspended dust - 1 (Good)
  3. particulate matter (PM2.5) dust - 1 (Good)
Real-time Air Quality Index (AQI) for La Coulonche, Wednesday, January 17, 2024: 1.

air quality index: 0
AQI 1 Good

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

Today (Wednesday, January 17, 2024) air quality is good. The air quality has no effect on health. Everyone can continue their outdoor activities normally in La Coulonche.


How is the O3 level today in La Coulonche? (ozone (O3))
31 (Good)

What is the level of PM10 today in La Coulonche? (particulate matter (PM10) suspended dust)
The current level of particulate matter PM10 in La Coulonche is: 1 (Good) The highest PM10 values usually occur in month: 19 (April 2020). The lowest value of particulate matter PM10 pollution in La Coulonche is usually recorded in: February (6.4).

What is the current level of PM2.5 in La Coulonche? (particulate matter (PM2.5) dust)
Today's PM2.5 level is: 1 (Good) For comparison, the highest level of PM2.5 in La Coulonche in the last 7 days was: 28 (Wednesday, January 10, 2024) and the lowest: 5 (Wednesday, January 17, 2024). The highest PM2.5 values were recorded: 14 (April 2020). The lowest level of particulate matter PM2.5 pollution occurs in month: October (3.6).



Current data Wednesday, January 17, 2024, 9:00 AM

O3 31 (Good)

PM10 1 (Good)

PM2,5 1 (Good)

Data on air pollution from recent days in La Coulonche

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
pm25 28
Moderate
23
Moderate
8
Good
8
Good
15
Moderate
13
Moderate
6
Good
5
Good
o3 24
Good
35
Good
64
Good
43
Good
27
Good
55
Good
64
Good
42
Good
pm10 30
Moderate
25
Moderate
10
Good
9
Good
15
Good
15
Good
9
Good
5
Good
data source »
Air pollution in La Coulonche 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 2019-09 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 8.3 (Good) 14 (Moderate) 9.8 (Good) 4.3 (Good) 6.3 (Good) 6.2 (Good) 4.2 (Good) 3.6 (Good) 4.1 (Good) 4.5 (Good) 5.9 (Good) 5.5 (Good) 8.1 (Good) 12 (Good) 7.7 (Good) 10 (Good) 6.9 (Good) 5.7 (Good) 8.1 (Good) 6.6 (Good) 5.1 (Good) 4.4 (Good) 8.5 (Good) 9.1 (Good) 12 (Good) - (Good) - (Good) - (Good) 9.1 (Good) 5.6 (Good) 7.6 (Good) 5.4 (Good) 7 (Good)
pm10 12 (Good) 19 (Good) 12 (Good) 6.4 (Good) 8.6 (Good) 11 (Good) 7.2 (Good) 8.1 (Good) 10 (Good) 10 (Good) 13 (Good) 10 (Good) 12 (Good) 17 (Good) 13 (Good) 16 (Good) 11 (Good) 9.7 (Good) 12 (Good) 11 (Good) 11 (Good) 9.3 (Good) 14 (Good) 14 (Good) 16 (Good) 15 (Good) 12 (Good) 12 (Good) 11 (Good) 9.5 (Good) 11 (Good) - (Good) 6.5 (Good)
o3 72 (Moderate) 87 (Moderate) 73 (Moderate) 70 (Good) 57 (Good) 61 (Good) 54 (Good) 55 (Good) 64 (Good) 71 (Moderate) 79 (Moderate) 78 (Moderate) 79 (Moderate) 86 (Moderate) 80 (Moderate) 67 (Good) 61 (Good) 60 (Good) 48 (Good) 61 (Good) 72 (Moderate) 63 (Good) 82 (Moderate) 71 (Moderate) 87 (Moderate) 83 (Moderate) 71 (Moderate) 61 (Good) 60 (Good) 58 (Good) 54 (Good) 57 (Good) 62 (Good)
data source »

La Coulonche MERA

Wednesday, January 17, 2024, 9:00 AM

O3 31 (Good)

ozone (O3)

PM10 1 (Good)

particulate matter (PM10) suspended dust

PM2,5 0.9 (Good)

particulate matter (PM2.5) dust

La Coulonche MERA

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 5.3 6.4 13 15 8.5 8.3 23 28
o3 42 64 55 27 43 64 35 24
pm10 5.5 9 15 15 8.6 9.8 25 30

FR21050

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 8.3 14 9.8 4.3 6.3 6.2 4.2 3.6 4.1 4.5 5.9 5.5 8.1 12 7.7 10 6.9 5.7 8.1 6.6 5.1 4.4 8.5 9.1 12 - - - 9.1 5.6 7.6 5.4 7
o3 72 87 73 70 57 61 54 55 64 71 79 78 79 86 80 67 61 60 48 61 72 63 82 71 87 83 71 61 60 58 54 57 62
pm10 12 19 12 6.4 8.6 11 7.2 8.1 10 10 13 10 12 17 13 16 11 9.7 12 11 11 9.3 14 14 16 15 12 12 11 9.5 11 - 6.5

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