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

The latest data Last 7 days
Current data from stations: Estaci��n T21
Locations: « León La Presa Blanca
Pollution and air quality forecast for La Presa Blanca. Today is Saturday, May 3, 2025. The following air pollution values have been recorded for La Presa Blanca:
  1. sulfur dioxide (SO2) - 0 (Good)
  2. ozone (O3) - 0 (Good)
  3. particulate matter (PM10) suspended dust - 30 (Moderate)
Real-time Air Quality Index (AQI) for La Presa Blanca, Saturday, July 1, 2023: 2.

air quality index: 1
AQI 2 Moderate

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

Today (Saturday, July 1, 2023) air quality is moderate in La Presa Blanca. Some pollutants in La Presa Blanca may slightly affect very few hypersensitive individuals. Air pollutants in La Presa Blanca may cause minor breathing discomfort to sensitive people.


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

How is the O3 level today in La Presa Blanca? (ozone (O3))
0 (Good)

What is the level of PM10 today in La Presa Blanca? (particulate matter (PM10) suspended dust)
The current level of particulate matter PM10 in La Presa Blanca is: 30 (Moderate) The highest PM10 values usually occur in month: 79 (January 2017). The lowest value of particulate matter PM10 pollution in La Presa Blanca is usually recorded in: June (29).



Current data Saturday, July 1, 2023, 10:00 PM

SO2 0 (Good)

O3 0 (Good)

PM10 30 (Moderate)

Data on air pollution from recent days in La Presa Blanca

index 2023-07-08 2023-07-05 2023-07-07 2023-07-03 2023-07-04 2023-07-02 2023-07-06 2023-07-01
so2 0
Good		 0
Good		 0
Good		 0
Good		 0
Good		 0
Good		 0
Good		 0
Good
o3 0
Good		 0
Good		 0
Good		 0
Good		 0
Good		 0
Good		 0
Good		 0
Good
pm10 19
Good		 26
Moderate		 31
Moderate		 21
Moderate		 23
Moderate		 23
Moderate		 34
Moderate		 18
Good
data source »

Air pollution in La Presa Blanca from March 2016 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 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
o3:ppm 0.04 (Good) 0.04 (Good) 0.03 (Good) 0.02 (Good) 0.02 (Good) 0.02 (Good) 0.02 (Good) 0.02 (Good) 0.03 (Good) 0.02 (Good) 0.03 (Good) 0.04 (Good) 0.04 (Good) 0.04 (Good) 0.03 (Good) 0.02 (Good) 0.02 (Good) 0.02 (Good) 0.02 (Good) 0.02 (Good) 0.03 (Good) 0.03 (Good) 0.03 (Good) 0.03 (Good) - (Good) 0.04 (Good) - (Good) - (Good) 0.02 (Good) - (Good) - (Good) 0.02 (Good) 0.02 (Good) 0.02 (Good) - (Good) - (Good) 0.05 (Good) 0.04 (Good) 0.04 (Good) 0.03 (Good) 0.03 (Good) 0.02 (Good) 0.02 (Good) 0.03 (Good) 0.03 (Good) 0.03 (Good) 0.03 (Good) 0.04 (Good) 0.04 (Good) 0.04 (Good) 0.03 (Good)
pm10 35 (Moderate) 43 (Moderate) 49 (Moderate) 39 (Moderate) 45 (Moderate) 50 (Moderate) 30 (Moderate) 31 (Moderate) 30 (Moderate) 35 (Moderate) 33 (Moderate) 30 (Moderate) 58 (Unhealthy for Sensitive Groups) 61 (Unhealthy for Sensitive Groups) 58 (Unhealthy for Sensitive Groups) 55 (Unhealthy for Sensitive Groups) 54 (Unhealthy for Sensitive Groups) 60 (Unhealthy for Sensitive Groups) 46 (Moderate) 30 (Moderate) 32 (Moderate) 35 (Moderate) 43 (Moderate) 29 (Moderate) 47 (Moderate) 52 (Unhealthy for Sensitive Groups) 54 (Unhealthy for Sensitive Groups) 44 (Moderate) 57 (Unhealthy for Sensitive Groups) 72 (Unhealthy for Sensitive Groups) 59 (Unhealthy for Sensitive Groups) 39 (Moderate) 35 (Moderate) 37 (Moderate) 36 (Moderate) 44 (Moderate) 75 (Unhealthy for Sensitive Groups) 62 (Unhealthy for Sensitive Groups) 58 (Unhealthy for Sensitive Groups) 73 (Unhealthy for Sensitive Groups) 79 (Unhealthy for Sensitive Groups) 65 (Unhealthy for Sensitive Groups) 45 (Moderate) 42 (Moderate) 37 (Moderate) 31 (Moderate) 40 (Moderate) 30 (Moderate) 50 (Unhealthy for Sensitive Groups) 53 (Unhealthy for Sensitive Groups) 68 (Unhealthy for Sensitive Groups)
so2:ppm 0.01 (Good) 0.01 (Good) 0.01 (Good) 0 (Good) 0.01 (Good) 0.01 (Good) 0.01 (Good) 0.01 (Good) 0.01 (Good) - (Good) - (Good) 0.01 (Good) 0.01 (Good) 0.01 (Good) 0.01 (Good) 0.01 (Good) 0.01 (Good) 0.01 (Good) 0.01 (Good) 0.01 (Good) 0.01 (Good) 0.01 (Good) 0.01 (Good) 0.01 (Good) 0 (Good) - (Good) - (Good) 0.01 (Good) 0.01 (Good) 0.02 (Good) 0.01 (Good) 0.01 (Good) 0.01 (Good) 0.01 (Good) 0.01 (Good) 0.01 (Good) 0.01 (Good) 0.01 (Good) 0.01 (Good) 0.01 (Good) 0.01 (Good) 0.01 (Good) - (Good) - (Good) - (Good) - (Good) - (Good) 0.02 (Good) 0.02 (Good) 0.02 (Good) 0.02 (Good)
co:ppm - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) 5.1 (Good) 0.91 (Good) 0.81 (Good) 0.45 (Good) 0.49 (Good) 0.79 (Good) 0.74 (Good) 0.68 (Good) - (Good) - (Good) - (Good) 0.2 (Good) 0.89 (Good) 0.24 (Good) 0.57 (Good) 0.6 (Good) 0.41 (Good) 0.82 (Good) 0.88 (Good) 0.97 (Good) 0.91 (Good) - (Good) 0.19 (Good) 0.4 (Good) 0.54 (Good) 0.3 (Good) 0.39 (Good) 0.63 (Good) 0.61 (Good)
data source »

Estaci��n T21

Saturday, July 1, 2023, 10:00 PM

SO2 0.01 (Good)

sulfur dioxide (SO2)

O3 0.04 (Good)

ozone (O3)

PM10 30 (Moderate)

particulate matter (PM10) suspended dust

Estaci��n T21

index 2023-07-01 2023-07-06 2023-07-02 2023-07-04 2023-07-03 2023-07-07 2023-07-05 2023-07-08
so2 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01
o3 0.02 0.03 0.03 0.03 0.03 0.03 0.03 0.03
pm10 18 34 23 23 21 31 26 19

Estación T21

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
so2:ppm 0.01 0.01 0.01 0 0.01 0.01 0.01 0.01 0.01 - - 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0 - - 0.01 0.01 0.02 0.01 0.01 0.01 0.01 0.01 0.01
co:ppm - - - - - - - - - - - - - - - - - - - - - - 5.1 0.91 0.81 0.45 0.49 0.79 0.74 0.68 - - - 0.2 0.89 0.24
pm10 35 43 49 39 45 50 30 31 30 35 33 30 58 61 58 55 54 60 46 30 32 35 43 29 47 52 54 44 57 72 59 39 35 37 36 44
o3:ppm 0.04 0.04 0.03 0.02 0.02 0.02 0.02 0.02 0.03 0.02 0.03 0.04 0.04 0.04 0.03 0.02 0.02 0.02 0.02 0.02 0.03 0.03 0.03 0.03 - 0.04 - - 0.02 - - 0.02 0.02 0.02 - -

Estaci�n T21

index 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
co:ppm 0.57 0.6 0.41 0.82 0.88 0.97 0.91 - 0.19 0.4 0.54 0.3 0.39 0.63 0.61
o3:ppm 0.05 0.04 0.04 0.03 0.03 0.02 0.02 0.03 0.03 0.03 0.03 0.04 0.04 0.04 0.03
so2:ppm 0.01 0.01 0.01 0.01 0.01 0.01 - - - - - 0.02 0.02 0.02 0.02
pm10 75 62 58 73 79 65 45 42 37 31 40 30 50 53 68

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