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

The latest data Last 7 days Cercal pollution October 2017 - May 2020
Current data from stations: PT04003
Locations: « Santiago do Cacém Municipality Cercal Sonega »
Pollution and air quality forecast for Cercal. Today is Thursday, May 16, 2024. The following air pollution values have been recorded for Cercal:
  1. ozone (O3) - 74 (Moderate)
  2. particulate matter (PM10) suspended dust - 29 (Moderate)
  3. particulate matter (PM2.5) dust - 7 (Good)
  4. sulfur dioxide (SO2) - 10 (Good)
Real-time Air Quality Index (AQI) for Cercal, Wednesday, January 17, 2024: 2.

air quality index: 1
AQI 2 Moderate

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

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


How is the O3 level today in Cercal? (ozone (O3))
74 (Moderate)

What is the level of PM10 today in Cercal? (particulate matter (PM10) suspended dust)
The current level of particulate matter PM10 in Cercal is: 29 (Moderate) The highest PM10 values usually occur in month: 23 (August 2018). The lowest value of particulate matter PM10 pollution in Cercal is usually recorded in: February (9).

What is the current level of PM2.5 in Cercal? (particulate matter (PM2.5) dust)
Today's PM2.5 level is: 7 (Good) For comparison, the highest level of PM2.5 in Cercal in the last 7 days was: 9 (Sunday, January 14, 2024) and the lowest: 4 (Tuesday, January 16, 2024). The highest PM2.5 values were recorded: 6.7 (September 2018). The lowest level of particulate matter PM2.5 pollution occurs in month: November (1.1).

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



Current data Wednesday, January 17, 2024, 7:00 AM

O3 74 (Moderate)

PM10 29 (Moderate)

PM2,5 7 (Good)

SO2 10 (Good)

Data on air pollution from recent days in Cercal

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
o3 50
Good		 62
Good		 44
Good		 54
Good		 54
Good		 58
Good		 56
Good		 79
Moderate
so2 9
Good		 9
Good		 9
Good		 9
Good		 9
Good		 10
Good		 10
Good		 10
Good
pm10 -
Good		 -
Good		 -
Good		 21
Moderate		 32
Moderate		 38
Moderate		 22
Moderate		 29
Moderate
pm25 -
Good		 -
Good		 -
Good		 7
Good		 9
Good		 6
Good		 4
Good		 7
Good
data source »
Air pollution in Cercal from October 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 2017-10
no2 4.7 (Good) 4.9 (Good) 5.8 (Good) 6 (Good) 5 (Good) 3.6 (Good) 3.1 (Good) 4.3 (Good) 5.2 (Good) 5.3 (Good) 5.2 (Good) 4.9 (Good) 4.1 (Good) 2.9 (Good) 3.6 (Good) 3.3 (Good) 5 (Good) 4.6 (Good) 3.4 (Good) 6 (Good) 8.1 (Good) 8.4 (Good) 6.2 (Good) 5.3 (Good) 4.6 (Good) 3.4 (Good) 2.7 (Good) 4.3 (Good) 3.6 (Good) - (Good) 5 (Good)
pm25 3.8 (Good) 4.3 (Good) 6.3 (Good) 5.6 (Good) 4.6 (Good) 2.8 (Good) 1.1 (Good) 1.2 (Good) 3.3 (Good) 3.7 (Good) 3.9 (Good) 2.4 (Good) 1.6 (Good) 1.4 (Good) 2.6 (Good) 3.6 (Good) 4.3 (Good) 2.8 (Good) 2.8 (Good) 5.4 (Good) 6.7 (Good) 3.3 (Good) 3.5 (Good) 2.4 (Good) 2.2 (Good) 3 (Good) 5.3 (Good) 5.2 (Good) 4.6 (Good) 1.9 (Good) 4.4 (Good)
pm10 17 (Good) 9.1 (Good) 21 (Moderate) 15 (Good) 11 (Good) 11 (Good) 11 (Good) 11 (Good) 19 (Good) 15 (Good) 16 (Good) 11 (Good) 14 (Good) 12 (Good) 14 (Good) 21 (Moderate) 13 (Good) 13 (Good) 14 (Good) 17 (Good) 20 (Moderate) 23 (Moderate) 11 (Good) 11 (Good) 13 (Good) 16 (Good) 11 (Good) 9 (Good) 9.3 (Good) - (Good) 18 (Good)
o3 60 (Good) 73 (Moderate) 72 (Moderate) 60 (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) 96 (Moderate)
so2 - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) 3.5 (Good) 2.5 (Good) 1.3 (Good) 1.7 (Good) 3.8 (Good) 5.9 (Good) 7.2 (Good) 18 (Good) 15 (Good) 11 (Good) 8.1 (Good) 5.8 (Good) 3.7 (Good) 3.3 (Good) 3.3 (Good) - (Good) - (Good)
data source »

PT04003

Wednesday, January 17, 2024, 7:00 AM

O3 74 (Moderate)

ozone (O3)

PM10 29 (Moderate)

particulate matter (PM10) suspended dust

PM2,5 7 (Good)

particulate matter (PM2.5) dust

SO2 10 (Good)

sulfur dioxide (SO2)

PT04003

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 79 56 58 54 54 44 62 50
so2 10 10 9.9 9.3 9.3 8.7 9 9
pm10 29 22 38 32 21 - - -
pm25 7 4.2 6.2 8.7 7 - - -

PT04003

2017-10   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 2017-10
pm25 3.8 4.3 6.3 5.6 4.6 2.8 1.1 1.2 3.3 3.7 3.9 2.4 1.6 1.4 2.6 3.6 4.3 2.8 2.8 5.4 6.7 3.3 3.5 2.4 2.2 3 5.3 5.2 4.6 1.9 4.4
pm10 17 9.1 21 15 11 11 11 11 19 15 16 11 14 12 14 21 13 13 14 17 20 23 11 11 13 16 11 9 9.3 - 18
no2 4.7 4.9 5.8 6 5 3.6 3.1 4.3 5.2 5.3 5.2 4.9 4.1 2.9 3.6 3.3 5 4.6 3.4 6 8.1 8.4 6.2 5.3 4.6 3.4 2.7 4.3 3.6 - 5
o3 60 73 72 60 - - - - - - - - - - - - - - - - - - - - - - - - - - 96
so2 - - - - - - - - - - - - - - 3.5 2.5 1.3 1.7 3.8 5.9 7.2 18 15 11 8.1 5.8 3.7 3.3 3.3 - -

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