Air Pollution in Saint-Étienne-de-Montluc: Real-time Air Quality Index and smog alert.

The latest data Last 7 days
Current data from stations: S ETIENNE DE MONTLUC
Locations: « Arrondissement de Nantes Saint-Étienne-de-Montluc
Pollution and air quality forecast for Saint-Étienne-de-Montluc. Today is Sunday, May 18, 2025. The following air pollution values have been recorded for Saint-Étienne-de-Montluc:
  1. particulate matter (PM2.5) dust - 6 (Good)
  2. particulate matter (PM10) suspended dust - 9 (Good)
  3. sulfur dioxide (SO2) - 0 (Good)
  4. nitrogen dioxide (NO2) - 3 (Good)
Real-time Air Quality Index (AQI) for Saint-Étienne-de-Montluc, Wednesday, January 17, 2024: 1.

air quality index: 0
AQI 1 Good

What is the air quality in Saint-Étienne-de-Montluc today? Is the air polluted in Saint-Étienne-de-Montluc?. 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 Saint-Étienne-de-Montluc.


What is the current level of PM2.5 in Saint-Étienne-de-Montluc? (particulate matter (PM2.5) dust)
Today's PM2.5 level is: 6 (Good) For comparison, the highest level of PM2.5 in Saint-Étienne-de-Montluc in the last 7 days was: 37 (Sunday, January 14, 2024) and the lowest: 4 (Wednesday, January 17, 2024).

What is the level of PM10 today in Saint-Étienne-de-Montluc? (particulate matter (PM10) suspended dust)
The current level of particulate matter PM10 in Saint-Étienne-de-Montluc is: 9 (Good) The highest PM10 values usually occur in month: 21 (February 2019). The lowest value of particulate matter PM10 pollution in Saint-Étienne-de-Montluc is usually recorded in: October (8.4).

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

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



Current data Wednesday, January 17, 2024, 6:00 AM

1 (Good)

PM2,5 6 (Good)

PM10 9 (Good)

SO2 0 (Good)

NO2 3 (Good)

Data on air pollution from recent days in Saint-Étienne-de-Montluc

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
pm10 32
Moderate		 31
Moderate		 18
Good		 27
Moderate		 39
Moderate		 14
Good		 18
Good		 5
Good
no2 9
Good		 10
Good		 5
Good		 6
Good		 6
Good		 7
Good		 9
Good		 5
Good
no 2
Good		 2
Good		 1
Good		 1
Good		 2
Good		 2
Good		 2
Good		 1
Good
pm25 30
Moderate		 28
Moderate		 16
Moderate		 25
Moderate		 37
Unhealthy for Sensitive Groups		 12
Good		 15
Moderate		 4
Good
so2 -2
Good		 -1
Good		 0
Good		 0
Good		 -1
Good		 1
Good		 0
Good		 0
Good
data source »

Air pollution in Saint-Étienne-de-Montluc from January 2018 to May 2020

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
so2 0.25 (Good) 1.4 (Good) 1 (Good) 0.39 (Good) 0.54 (Good) 0.49 (Good) 0.17 (Good) 0.36 (Good) 0.48 (Good) 0.72 (Good) 0.76 (Good) 0.68 (Good) 0.63 (Good) 0.62 (Good) 1.1 (Good) 0.5 (Good) 0.56 (Good) 0.45 (Good) 0.89 (Good) 5.5 (Good) 2.8 (Good) 2.7 (Good) 1.6 (Good) 1 (Good) 0.82 (Good) 1.1 (Good) 0.98 (Good) 0.46 (Good) 0.52 (Good)
pm10 8.7 (Good) 16 (Good) 16 (Good) 12 (Good) 14 (Good) 15 (Good) 10 (Good) 8.4 (Good) 11 (Good) 9.4 (Good) 12 (Good) 11 (Good) 11 (Good) 16 (Good) 16 (Good) 21 (Moderate) 14 (Good) 14 (Good) 15 (Good) 13 (Good) 12 (Good) 10 (Good) 11 (Good) 12 (Good) 17 (Good) 14 (Good) 13 (Good) 14 (Good) 11 (Good)
no2 1.6 (Good) 2.9 (Good) 3.6 (Good) 3.6 (Good) 6.9 (Good) 5.8 (Good) 5.8 (Good) 4.5 (Good) 3.4 (Good) 3.5 (Good) 4.2 (Good) 3.8 (Good) 3.9 (Good) 5.7 (Good) 4.4 (Good) 11 (Good) 7.7 (Good) 5.6 (Good) 9.2 (Good) 6.5 (Good) 4.8 (Good) 3.9 (Good) 4.3 (Good) 4.1 (Good) 4.3 (Good) 5.4 (Good) 5.8 (Good) 7.9 (Good) 5.9 (Good)
data source »

S ETIENNE DE MONTLUC

Wednesday, January 17, 2024, 6:00 AM

1.3 (Good)

index_name_no

PM2,5 5.9 (Good)

particulate matter (PM2.5) dust

PM10 8.6 (Good)

particulate matter (PM10) suspended dust

SO2 0.1 (Good)

sulfur dioxide (SO2)

NO2 2.8 (Good)

nitrogen dioxide (NO2)

S ETIENNE DE MONTLUC

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 4.9 18 14 39 27 18 31 32
no2 4.7 8.5 6.9 5.7 5.7 5.1 9.8 8.7
no 1.2 1.7 1.9 1.7 1.4 1.3 2 1.8
pm25 4.2 15 12 37 25 16 28 30
so2 -0.4 0.08 0.73 -1.11 0.37 -0.37 -1.12 -1.73

FR23070

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
pm10 8.7 16 16 12 14 15 10 8.4 11 9.4 12 11 11 16 16 21 14 14 15 13 12 10 11 12 17 14 13 14 11
no2 1.6 2.9 3.6 3.6 6.9 5.8 5.8 4.5 3.4 3.5 4.2 3.8 3.9 5.7 4.4 11 7.7 5.6 9.2 6.5 4.8 3.9 4.3 4.1 4.3 5.4 5.8 7.9 5.9
so2 0.25 1.4 1 0.39 0.54 0.49 0.17 0.36 0.48 0.72 0.76 0.68 0.63 0.62 1.1 0.5 0.56 0.45 0.89 5.5 2.8 2.7 1.6 1 0.82 1.1 0.98 0.46 0.52

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