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

The latest data Last 7 days Guanajuato pollution March 2016 - May 2020 Quality of life
Current data from stations: Estaci��n Abasolo Estaci��n Bomberos Estaci��n CICEG Estaci��n Cruz Roja Estaci��n DIF Estaci��n Facultad de Estaci��n Guanajuato Estaci��n Hospital Ge Estaci��n Nativitas Estación Purísima de Estaci��n San Juanico Estación San Luis de Estaci��n San Miguel Estaci��n Secundaria Estaci��n Seguridad P Estaci��n T21 Estación Tecnol��gico Estación Te��dula
Locations: Abasolo » San Miguel de Allende » Celaya » Guanajuato » Irapuato » León » Purísima del Rincón » Salamanca » San Luis de la Paz » Silao de la Victoria » Allende »
Pollution and air quality forecast for Guanajuato. Today is Tuesday, April 23, 2024. The following air pollution values have been recorded for Guanajuato:
  1. particulate matter (PM2.5) dust - 10 (Good)
  2. ozone (O3) - 0 (Good)
  3. sulfur dioxide (SO2) - 0 (Good)
  4. particulate matter (PM10) suspended dust - 31 (Moderate)
  5. carbon monoxide (CO) - 1 (Good)
Real-time Air Quality Index (AQI) for Guanajuato, Tuesday, July 11, 2023: 2.

air quality index: 1
AQI 2 Moderate

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

Today (Tuesday, July 11, 2023) air quality is moderate in Guanajuato. Some pollutants in Guanajuato may slightly affect very few hypersensitive individuals. Air pollutants in Guanajuato may cause minor breathing discomfort to sensitive people.


What is the current level of PM2.5 in Guanajuato? (particulate matter (PM2.5) dust)
Today's PM2.5 level is: 10 (Good) For comparison, the highest level of PM2.5 in Guanajuato in the last 7 days was: 16 (Wednesday, July 5, 2023) and the lowest: 13 (Sunday, July 2, 2023). The highest PM2.5 values were recorded: 39 (May 2017). The lowest level of particulate matter PM2.5 pollution occurs in month: October (9.8).

How is the O3 level today in Guanajuato? (ozone (O3))
0 (Good)

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

What is the level of PM10 today in Guanajuato? (particulate matter (PM10) suspended dust)
The current level of particulate matter PM10 in Guanajuato is: 31 (Moderate) The highest PM10 values usually occur in month: 95 (December 2017). The lowest value of particulate matter PM10 pollution in Guanajuato is usually recorded in: October (30).

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



Current data Tuesday, July 11, 2023, 5:00 AM

PM2,5 10 (Good)

O3 0 (Good)

SO2 0 (Good)

PM10 31 (Moderate)

CO 1 (Good)

Data on air pollution from recent days in Guanajuato

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 2023-07-11
pm25 14
Moderate		 16
Moderate		 14
Moderate		 15
Moderate		 16
Moderate		 13
Moderate		 15
Moderate		 13
Moderate		 -
Good
o3 0
Good		 0
Good		 0
Good		 0
Good		 0
Good		 0
Good		 0
Good		 0
Good		 -
Good
so2 0
Good		 0
Good		 0
Good		 0
Good		 0
Good		 0
Good		 0
Good		 0
Good		 -
Good
pm10 32
Moderate		 32
Moderate		 32
Moderate		 30
Moderate		 34
Moderate		 25
Moderate		 41
Moderate		 28
Moderate		 16
Good
co 1
Good		 1
Good		 1
Good		 1
Good		 1
Good		 1
Good		 1
Good		 1
Good		 -
Good
data source »
Air pollution in Guanajuato from March 2016 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
pm25 16 (Moderate) 22 (Moderate) 19 (Moderate) 15 (Moderate) 20 (Moderate) 22 (Moderate) 15 (Moderate) 11 (Good) 13 (Good) 14 (Moderate) 13 (Moderate) 13 (Moderate) 27 (Moderate) 22 (Moderate) 18 (Moderate) 18 (Moderate) 20 (Moderate) 23 (Moderate) 18 (Moderate) 9.8 (Good) 11 (Good) 13 (Good) 17 (Moderate) 12 (Good) 19 (Moderate) 20 (Moderate) 18 (Moderate) 19 (Moderate) 18 (Moderate) 27 (Moderate) 16 (Moderate) 15 (Moderate) 15 (Moderate) 14 (Moderate) 15 (Moderate) 18 (Moderate) 39 (Unhealthy for Sensitive Groups) 25 (Moderate) 20 (Moderate) 27 (Moderate) 34 (Moderate) 27 (Moderate) 17 (Moderate) 17 (Moderate) 15 (Moderate) 15 (Moderate) 24 (Moderate) 20 (Moderate) 35 (Moderate) 35 (Moderate) 23 (Moderate)
o3:ppm 0.05 (Good) 0.05 (Good) 0.04 (Good) 0.03 (Good) 0.03 (Good) 0.03 (Good) 0.03 (Good) 0.03 (Good) 0.03 (Good) 0.04 (Good) 0.04 (Good) 0.04 (Good) 0.05 (Good) 0.05 (Good) 0.03 (Good) 0.02 (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) 0.03 (Good) 0.02 (Good) 0.02 (Good) 0.02 (Good) 0.02 (Good) 0.02 (Good) 0.02 (Good) 0.02 (Good) 0.02 (Good) 0.03 (Good) 0.04 (Good) 0.04 (Good) 0.03 (Good) 0.03 (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) 0.04 (Good) 0.04 (Good) 0.03 (Good)
pm10 34 (Moderate) 48 (Moderate) 52 (Unhealthy for Sensitive Groups) 49 (Moderate) 53 (Unhealthy for Sensitive Groups) 63 (Unhealthy for Sensitive Groups) 43 (Moderate) 30 (Moderate) 31 (Moderate) 34 (Moderate) 39 (Moderate) 38 (Moderate) 71 (Unhealthy for Sensitive Groups) 65 (Unhealthy for Sensitive Groups) 62 (Unhealthy for Sensitive Groups) 64 (Unhealthy for Sensitive Groups) 62 (Unhealthy for Sensitive Groups) 72 (Unhealthy for Sensitive Groups) 58 (Unhealthy for Sensitive Groups) 36 (Moderate) 39 (Moderate) 39 (Moderate) 51 (Unhealthy for Sensitive Groups) 35 (Moderate) 54 (Unhealthy for Sensitive Groups) 68 (Unhealthy for Sensitive Groups) 69 (Unhealthy for Sensitive Groups) 61 (Unhealthy for Sensitive Groups) 75 (Unhealthy for Sensitive Groups) 95 (Unhealthy) 67 (Unhealthy for Sensitive Groups) 53 (Unhealthy for Sensitive Groups) 42 (Moderate) 38 (Moderate) 42 (Moderate) 53 (Unhealthy for Sensitive Groups) 89 (Unhealthy) 74 (Unhealthy for Sensitive Groups) 66 (Unhealthy for Sensitive Groups) 82 (Unhealthy) 93 (Unhealthy) 74 (Unhealthy for Sensitive Groups) 49 (Moderate) 43 (Moderate) 43 (Moderate) 39 (Moderate) 41 (Moderate) 40 (Moderate) 66 (Unhealthy for Sensitive Groups) 75 (Unhealthy for Sensitive Groups) 57 (Unhealthy for Sensitive Groups)
so2:ppm 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) 0.01 (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) 0.01 (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) 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)
co:ppm 2 (Good) 1.6 (Good) 1.6 (Good) 1.9 (Good) 1.9 (Good) 1.7 (Good) 1.3 (Good) 0.99 (Good) 0.83 (Good) 0.79 (Good) 0.76 (Good) 0.91 (Good) 1.2 (Good) 1 (Good) 1.3 (Good) 1.4 (Good) 1.5 (Good) 1.4 (Good) 1.4 (Good) 0.9 (Good) 0.66 (Good) 0.76 (Good) 1.3 (Good) 0.82 (Good) 0.99 (Good) 1.5 (Good) 1.6 (Good) 1.6 (Good) 1.7 (Good) 1.7 (Good) 1.3 (Good) 0.9 (Good) 0.81 (Good) 0.81 (Good) 0.94 (Good) 0.79 (Good) 1.1 (Good) 0.92 (Good) 0.89 (Good) 1.2 (Good) 1.7 (Good) 1.4 (Good) 1 (Good) 0.86 (Good) 0.69 (Good) 0.82 (Good) 1 (Good) 0.86 (Good) 0.92 (Good) 1.4 (Good) 1.1 (Good)
data source »

Quality of life in Guanajuato

Green and Parks in the City

Guanajuato 58%

Philippines: 45% Taiwan: 53% Hong Kong: 52% Vietnam: 42%

Pleasure of spending time in the city

Guanajuato 37%

Philippines: 39% Taiwan: 47% Hong Kong: 43% Vietnam: 30%

Air Pollution

Guanajuato 68%

Philippines: 64% Taiwan: 61% Hong Kong: 67% Vietnam: 78%

Garbage Disposal

Guanajuato 59%

Philippines: 35% Taiwan: 65% Hong Kong: 52% Vietnam: 24%

Availability and quality of drinking water

Guanajuato 45%

Philippines: 54% Taiwan: 54% Hong Kong: 66% Vietnam: 43%

Cleanliness and tidiness

Guanajuato 39%

Philippines: 38% Taiwan: 56% Hong Kong: 54% Vietnam: 29%

Noise and Light pollution

Guanajuato 49%

Philippines: 60% Taiwan: 59% Hong Kong: 66% Vietnam: 65%

Water Pollution

Guanajuato 64%

Philippines: 74% Taiwan: 58% Hong Kong: 53% Vietnam: 73%

particulate matter PM2.5

Guanajuato 26 (Moderate)

particulate matter PM10

Guanajuato 55 (Unhealthy for Sensitive Groups)

Source: Numbeo


Estaci��n Abasolo

Saturday, July 1, 2023, 10:00 PM

PM2,5 3 (Good)

particulate matter (PM2.5) dust

Estaci��n Bomberos

Saturday, July 1, 2023, 10:00 PM

O3 0.04 (Good)

ozone (O3)

PM2,5 3.5 (Good)

particulate matter (PM2.5) dust

SO2 0 (Good)

sulfur dioxide (SO2)

PM10 22 (Moderate)

particulate matter (PM10) suspended dust

Estaci��n CICEG

Thursday, July 6, 2023, 11:00 PM

CO 0.8 (Good)

carbon monoxide (CO)

O3 0.04 (Good)

ozone (O3)

PM2,5 13 (Moderate)

particulate matter (PM2.5) dust

PM10 78 (Unhealthy for Sensitive Groups)

particulate matter (PM10) suspended dust

Estaci��n Cruz Roja

Saturday, July 1, 2023, 10:00 PM

CO 0.5 (Good)

carbon monoxide (CO)

SO2 0 (Good)

sulfur dioxide (SO2)

O3 0.04 (Good)

ozone (O3)

PM10 39 (Moderate)

particulate matter (PM10) suspended dust

Estaci��n DIF

Saturday, July 1, 2023, 10:00 PM

CO 0.4 (Good)

carbon monoxide (CO)

PM10 20 (Moderate)

particulate matter (PM10) suspended dust

PM2,5 6.1 (Good)

particulate matter (PM2.5) dust

O3 0.04 (Good)

ozone (O3)

SO2 0.01 (Good)

sulfur dioxide (SO2)

Estaci��n Facultad de

Wednesday, July 5, 2023, 1:00 PM

PM10 24 (Moderate)

particulate matter (PM10) suspended dust

Estaci��n Guanajuato

Saturday, July 1, 2023, 10:00 PM

PM2,5 15 (Moderate)

particulate matter (PM2.5) dust

Estaci��n Hospital Ge

Saturday, July 1, 2023, 1:00 AM

CO 1.9 (Good)

carbon monoxide (CO)

SO2 0 (Good)

sulfur dioxide (SO2)

PM2,5 6.6 (Good)

particulate matter (PM2.5) dust

PM10 15 (Good)

particulate matter (PM10) suspended dust

O3 0.06 (Good)

ozone (O3)

Estaci��n Nativitas

Saturday, July 1, 2023, 10:00 PM

O3 0.04 (Good)

ozone (O3)

PM10 78 (Unhealthy for Sensitive Groups)

particulate matter (PM10) suspended dust

CO 0.8 (Good)

carbon monoxide (CO)

SO2 0.01 (Good)

sulfur dioxide (SO2)

Estación Purísima de

Saturday, July 1, 2023, 10:00 PM

PM10 8 (Good)

particulate matter (PM10) suspended dust

O3 0.04 (Good)

ozone (O3)

Estaci��n San Juanico

Saturday, July 1, 2023, 10:00 PM

SO2 0 (Good)

sulfur dioxide (SO2)

PM2,5 23 (Moderate)

particulate matter (PM2.5) dust

O3 0.04 (Good)

ozone (O3)

CO 0.5 (Good)

carbon monoxide (CO)

PM10 28 (Moderate)

particulate matter (PM10) suspended dust

Estación San Luis de

Saturday, July 1, 2023, 10:00 PM

PM2,5 13 (Good)

particulate matter (PM2.5) dust

Estaci��n San Miguel

Saturday, July 1, 2023, 10:00 PM

PM2,5 9.8 (Good)

particulate matter (PM2.5) dust

Estaci��n Secundaria

Saturday, July 1, 2023, 10:00 PM

CO 0.8 (Good)

carbon monoxide (CO)

PM10 10 (Good)

particulate matter (PM10) suspended dust

SO2 0.01 (Good)

sulfur dioxide (SO2)

O3 0.03 (Good)

ozone (O3)

Estaci��n Seguridad P

Saturday, July 1, 2023, 10:00 PM

PM10 21 (Moderate)

particulate matter (PM10) suspended dust

PM2,5 8.1 (Good)

particulate matter (PM2.5) dust

CO 0.5 (Good)

carbon monoxide (CO)

SO2 0.01 (Good)

sulfur dioxide (SO2)

O3 0.04 (Good)

ozone (O3)

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

Estación Tecnol��gico

Saturday, July 1, 2023, 10:00 PM

PM10 36 (Moderate)

particulate matter (PM10) suspended dust

O3 0.04 (Good)

ozone (O3)

Estación Te��dula

Tuesday, July 11, 2023, 5:00 AM

PM10 26 (Moderate)

particulate matter (PM10) suspended dust

Estaci��n Abasolo

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
pm25 7.1 14 8.4 16 13 12 14 7.9

Estaci��n Bomberos

index 2023-07-01 2023-07-06 2023-07-02 2023-07-04 2023-07-05 2023-07-03 2023-07-07 2023-07-08
o3 0.02 0.03 0.03 0.04 0.04 0.04 0.03 0.02
pm25 6.9 14 8.6 15 18 13 9.3 6.1
so2 0.01 0 0 0.01 0.01 0.01 0 0
pm10 32 46 32 38 42 50 37 42

Estaci��n CICEG

index 2023-07-06 2023-07-04 2023-07-01 2023-07-03 2023-07-07 2023-07-05 2023-07-08
co 1.2 1.4 1 0.97 0.72 1.2 1
o3 0.03 0.03 0.02 0.05 0.03 0.03 0.03
pm25 19 14 12 9.8 16 18 20
pm10 87 53 56 49 54 61 41

Estaci��n Cruz Roja

index 2023-07-01 2023-07-06 2023-07-02 2023-07-05 2023-07-04 2023-07-03 2023-07-07 2023-07-08
co 0.44 0.44 0.5 0.45 0.45 0.47 0.47 0.4
so2 0.01 0.05 0.01 0.01 0.02 0.01 0.01 0.02
o3 0.02 0.04 0.03 0.04 0.04 0.04 0.04 0.02
pm10 15 35 15 28 26 18 21 28

Estaci��n DIF

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
co 0.49 0.51 0.52 0.51 0.42 0.42 0.44 0.51
pm10 30 39 26 40 29 29 33 23
pm25 13 19 15 20 16 21 17 26
o3 0.03 0.03 0.03 0.04 0.04 0.04 0.05 0.02
so2 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01

Estaci��n Facultad de

index 2023-07-05 2023-07-04 2023-07-03 2023-07-07 2023-07-06
pm10 23 19 25 28 33

Estaci��n Guanajuato

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
pm25 10 11 11 14 13 10 16 9.1

Estaci��n Hospital Ge

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 0.01 0.01 0.01 0.01 0 0.01 0.01
pm10 39 30 29 44 25 28 33 36
o3 0.04 0.04 0.03 0.04 0.03 0.04 0.04 0.04
pm25 23 - 20 16 21 - - -
co 1.2 - - - - - - -

Estaci��n Nativitas

index 2023-07-01 2023-07-06 2023-07-02 2023-07-05 2023-07-04 2023-07-03 2023-07-07 2023-07-08
o3 0.02 0.03 0.03 0.04 0.04 0.04 0.04 0.02
pm10 26 56 35 34 42 36 38 41
co 0.82 0.83 0.85 0.82 0.94 0.82 0.72 0.79
so2 0.01 0.01 0.01 0.01 0.02 0.01 0.01 0.01

Estación Purísima de

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
pm10 11 23 14 22 17 28 19 21
o3 0.02 0.04 0.03 0.04 0.04 0.04 0.04 0.04

Estaci��n San Juanico

index 2023-07-01 2023-07-06 2023-07-02 2023-07-04 2023-07-05 2023-07-03 2023-07-07 2023-07-08
so2 0 0 0 0 0 0 0 0
pm25 25 27 24 25 25 26 25 21
o3 0.03 0.03 0.03 0.05 0.05 0.05 0.04 0.03
co 0.6 0.54 0.56 0.55 0.59 0.57 0.47 0.59
pm10 39 42 32 39 36 35 31 32

Estación San Luis de

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
pm25 14 11 14 18 18 17 16 13

Estaci��n San Miguel

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
pm25 11 10 11 13 9.4 11 13 15

Estaci��n Secundaria

index 2023-07-01 2023-07-06 2023-07-02 2023-07-04 2023-07-05 2023-07-03 2023-07-07 2023-07-08
co 0.9 0.86 0.91 0.91 0.97 0.9 0.86 0.9
pm10 16 32 18 28 27 32 26 43
so2 0.01 0.01 0.01 0.02 0.02 0.02 0.01 0.01
o3 0.02 0.03 0.02 0.04 0.03 0.03 0.04 0.03

Estaci��n Seguridad P

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
pm10 22 29 19 24 23 28 22 23
pm25 9.3 12 8.8 11 12 9.3 12 6.1
co 0.55 0.57 0.54 0.5 0.48 0.48 0.57 0.51
so2 0.01 0.01 0.01 0.01 0.01 0 0.01 0
o3 0.02 0.04 0.03 0.04 0.04 0.04 0.05 0.02

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 Tecnol��gico

index 2023-07-01 2023-07-06 2023-07-02 2023-07-04 2023-07-05 2023-07-03 2023-07-07 2023-07-08
pm10 31 45 31 41 33 34 36 38
o3 0.04 0.04 0.03 0.05 0.05 0.05 0.04 0.03

Estación Te��dula

index 2023-07-11
pm10 16

Estación Abasolo

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 2017-11 2017-10
pm25 12 15 14 11 14 20 8.4 5.6 8.3 9.6 10 9.6 25 18 14 13 20 24 12 7.2 11 11 15 6.8 19 16 15 16 17 26 15 12

Estación Bomberos

2017-06   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
o3:ppm 0.07 0.06 0.05 0.04 0.04 0.04 0.03 0.03 0.04 0.05 0.06 - 0.06 0.07 0.05 0.02 0.02 0.02 0.02 0.02 0.03 0.03 0.03 0.03 0.04 0.04 0.03 0.01 0.01 0.01 0.01 0.01 0.01 - 0.02 0.05
pm10 66 66 67 60 62 72 49 35 34 39 40 41 73 68 68 71 72 85 76 48 47 52 63 41 70 79 86 82 95 122 85 83 63 51 45 57
pm25 19 27 20 16 20 25 15 11 13 15 15 14 28 24 19 28 26 28 22 12 13 14 18 12 22 24 23 22 22 32 20 15 13 12 14 14
so2:ppm 0.02 0.01 0.01 0.01 0.01 0.02 0.01 0.01 0.01 0.01 0.01 0.01 0 0.01 0.01 0.01 0.01 0.01 - 0 0 0 0 0 - - - - - 0.01 0.01 0.01 0.01 0.01 0.01 0.01

Estación CICEG

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
co:ppm - - - - - - - - - - - 0.87 - 1.2 1.2 1 1.3 1.4 0.67 0.46 0.48 - 0.5 0.53 - 2.5 2 1.6 1.6 2.1 - - - 0.18 1.8 1.1
pm10 29 42 47 46 47 55 44 39 34 41 51 40 63 62 64 62 67 79 60 37 39 35 47 32 54 62 64 65 74 87 63 48 44 43 43 50
o3:ppm 0.05 0.04 0.03 0.02 0.02 0.02 0.02 0.02 0.03 0.03 0.04 0.03 0.04 0.04 0.03 0.02 0.02 0.02 0.02 0.02 0.02 0.03 0.03 0.03 0.04 0.04 0.03 0.03 0.02 0.01 0.03 0.03 0.03 0.03 0.03 0.04

Estación Cruz Roja

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
co:ppm 0.74 0.69 0.84 1.8 1.9 1.7 1.1 0.81 0.53 0.68 0.49 0.56 0.88 0.68 1.3 1.6 1.3 1.3 0.88 0.39 0.44 0.45 0.44 0.46 1.8 2.5 2.1 2.3 2.3 2.1 1.5 1.1 0.46 0.79 0.73 0.85
o3:ppm 0.05 0.04 0.03 0.03 0.03 0.03 0.03 0.03 0.04 0.02 0.03 0.03 0.05 0.04 0.03 0.02 0.02 0.02 0.01 0.01 0.01 0.01 0.01 0.01 0.02 0.01 0.01 0.01 0.02 0.02 0.02 0.02 0.01 - 0.02 0.02
pm10 27 40 40 38 42 51 36 21 21 29 36 28 59 50 48 48 46 59 44 22 28 28 41 25 40 48 50 43 58 74 45 36 31 34 34 42
so2:ppm 0.02 0.01 0.01 0.01 0.02 0.02 0.02 0.01 0.01 0.03 0.03 0.04 0.02 0.01 0.02 0.01 0 0.01 0.01 0.03 0.03 0.03 0.03 0.02 0.03 0.03 0.02 0.03 0.04 0.03 0.04 0.02 0.02 0.02 0.02 0.01

Estación DIF

2017-06   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
co:ppm 2.5 1.7 1.7 1.6 1.7 1.5 0.98 0.85 0.69 0.76 0.69 0.67 0.68 0.48 1 0.97 0.92 0.94 1.3 1.3 1.4 1.4 1.4 1.5 1.7 0.74 1 1.3 1.2 1.3 0.77 0.5 0.52 0.45 0.49 0.4
o3:ppm 0.05 0.04 0.03 0.02 0.02 0.02 0.03 0.03 0.03 0.04 0.04 0.04 0.04 0.04 0.03 0.02 0.02 0.02 0.02 0.02 0.03 0.03 0.02 0.03 0.03 0.01 0.01 0.01 0.01 0.01 0.01 0.02 0.01 0.01 0.02 0.03
pm10 32 38 43 41 39 58 41 27 30 35 35 32 57 48 47 53 54 70 54 36 38 38 49 28 45 51 43 54 70 87 67 51 44 36 42 45
pm25 22 23 22 16 19 24 16 11 15 15 15 17 33 24 21 20 26 36 24 13 16 17 20 14 24 22 22 22 24 38 25 20 21 - 15 19
so2:ppm 0.02 0.02 0.02 0.02 0.02 0.01 0.02 0.01 0.01 0.01 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 0.01 0.01 0.01 0.01

Estación Facultad de

2017-06   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
o3:ppm 0.04 0.04 0.03 0.02 0.02 0.02 0.02 0.02 0.03 0.03 0.04 0.04 0.05 0.05 0.03 0.02 0.02 0.02 0.02 0.02 0.02 0.02 0.03 0.02 0.03 0.02 0.02 0.02 0.02 0.02 0.02 0.02 0.02 0.02 0.03 0.04
pm25 - - 23 17 27 22 18 15 16 21 20 19 30 26 22 18 19 22 18 12 - 23 27 17 24 24 21 18 18 31 - 23 - 15 - 23
co:ppm - - - - - - - - - - - - - - - - - - - - - - 1.1 0.87 1.4 1.3 1.2 0.51 1.1 0.86 0.81 0.65 0.72 1.7 1.6 1.4
so2:ppm 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 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 - - - - - - - 0.01 - 0.01
pm10 24 35 39 34 30 38 25 23 24 26 32 45 71 67 66 59 54 60 49 45 53 - 70 52 70 85 81 62 83 105 84 61 51 52 54 66

Estación Guanajuato

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 2017-11 2017-10
pm25 12 17 16 12 13 13 8.6 6.9 9.9 10 12 10 22 16 16 13 12 12 10 6.3 7.4 7.5 10 11 15 16 14 13 11 16 9 6.5

Estación Hospital Ge

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
o3:ppm 0.05 0.05 0.04 0.03 0.03 - 0.04 0.03 0.03 0.04 0.04 0.04 0.04 0.03 0.02 0.02 - 0 0.01 0.02 0.02 0.03 0.03 0.03 0.04 0.04 0.03 0.02 0.02 0.03 0.02 0.02 0.02 0.03 0.03 0.04
pm10 32 53 53 54 65 74 52 34 34 33 52 38 68 62 68 73 72 82 71 46 40 41 50 31 51 66 67 57 73 82 54 39 45 38 34 43
so2:ppm 0.01 0.01 0.01 0 0 0 0 0.01 0.01 0 0 0 0 0 0.01 0 0 0.01 0.01 0.01 0.01 0.01 0 0 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0 0 0 0 0
co:ppm - - - - - - - - - - 1 1.3 1.5 1.3 1.4 1.3 1.2 1.6 1.3 1 0.67 0.55 1.2 1.2 - - - - 2.2 2.6 2 0.83 0.72 0.56 0.67 0.67
pm25 23 30 24 18 37 35 26 27 21 17 - - - - - - - - - - - - - - - - - - - - - - - - - -

Estación Nativitas

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
o3:ppm 0.05 0.04 0.03 0.02 0.02 0.02 0.02 0.02 0.03 0.03 0.03 0.03 0.05 0.04 0.03 0.02 0.03 0.02 0.02 0.01 0.02 0.02 0.02 0.02 0.02 0.02 0.01 0.01 0.01 0.02 0.02 0.02 0.02 0.02 0.02 0.02
co:ppm 2.5 1.3 1.7 2.7 2.4 2.1 1.4 0.84 0.98 1.3 1 1.1 2.4 1.7 1.1 0.58 2.6 1.3 - - - - - - - - - - - - - 1.6 1.5 1.2 0.89 0.75
pm10 26 36 39 37 42 53 32 19 20 24 25 21 43 33 31 31 32 41 28 17 19 18 27 20 41 51 49 48 54 74 51 37 26 25 40 47
so2:ppm 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 0.01 0.02 0.02 0.01 0 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.02 0.01 0.02 0.02 0.01 0.01

Estación San Juanico

2017-06   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
o3:ppm - - - 0.02 0.03 0.03 0.03 0.03 0.03 0.05 0.05 0.04 0.05 0.05 0.03 0.02 0.02 - - 0.02 0.02 0.04 0.04 0.04 0.05 0.05 0.04 0.03 0.03 0.02 0.02 0.03 0.03 0.04 0.04 0.04
pm25 14 25 21 17 24 25 18 11 14 15 17 20 34 31 23 23 28 31 28 13 14 14 18 15 22 26 23 24 20 32 17 24 - 18 14 17
co:ppm 3.2 3 2.8 2.6 2.2 1.9 2 1.7 1.2 0.63 0.98 0.74 0.75 0.55 1.6 1.8 1.6 1.4 2.6 0.7 0.3 0.22 0.21 0.44 0.36 2.3 2 1.9 1.9 2.1 1.2 0.77 0.74 1.4 1.5 1.2
pm10 45 74 78 76 80 91 65 41 38 47 52 56 115 107 97 100 97 99 85 51 48 47 62 46 70 96 101 90 87 119 86 72 49 32 44 71
so2:ppm 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

Estación San Luis de

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 2017-11 2017-10
pm25 11 17 14 9.8 9.1 10 9.4 5.5 9 11 12 9.6 22 17 12 12 10 9.8 8.9 5.4 7.2 7.8 13 8.9 14 15 12 12 9.7 11 8.9 6.4

Estación San Miguel

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 2017-11 2017-10
pm25 10 15 14 13 14 17 12 8.4 8.8 9.5 8.5 7.6 24 18 16 14 15 16 13 6.3 8.6 8.5 12 8.7 13 15 14 17 13 17 10 8.8

Estación Secundaria

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 2017-09 2017-08 2017-07 2017-06
o3:ppm 0.05 0.05 0.05 0.02 0.03 0.02 0.03 0.03 0.03 0.03 0.04 0.06 0.04 0.03 0.03 0.01 0.01 0.01 0.01 0.01 0.02 0.02 0.02 0.02 0.03 0.02 0.02 0.01 0.01 0.01 0.02 0.02 0.02 0.02 0.03
pm10 23 40 44 41 45 54 33 23 21 26 28 36 66 57 54 55 47 67 49 26 - 45 46 - 35 - 67 45 - - - 32 31 36 41
co:ppm - - - - - - - - - - - 1.9 2.1 1.9 0.97 2.3 1.7 1.6 1.9 1.7 - 1.2 1.4 - - - - - - - - 0.56 0.48 0.46 0.5
so2:ppm 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 0 0.01 0 0 0 0 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0 0 0.01 0.01

Estación Seguridad P

2017-06   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
o3:ppm 0.05 0.05 0.04 0.03 0.03 0.03 0.03 0.03 0.04 0.04 - 0.05 0.05 0.05 0.04 0.03 0.03 0.02 0.02 0.03 0.03 0.03 0.03 0.03 0.04 0.04 0.03 0.03 0.02 0.02 0.02 0.02 0.02 0.03 0.02 0.03
pm10 31 60 61 51 52 64 40 27 33 31 34 32 83 80 66 70 67 64 55 35 38 41 53 38 62 76 78 66 73 96 62 50 36 38 54 68
co:ppm 2 1.9 1.7 1.7 2.2 1.8 1.3 1.1 0.98 0.82 0.68 0.61 0.74 0.69 1.9 1.8 1.6 1.3 0.96 0.59 0.29 0.63 0.38 0.57 0.29 1.3 2.2 2.4 2.3 2 1.3 0.84 1.4 1.4 0.77 0.86
pm25 18 24 21 18 22 25 17 13 13 16 12 13 26 21 18 18 23 26 - 11 14 14 17 13 19 23 19 22 27 38 23 17 11 - 15 17
so2:ppm 0.01 0.01 0.01 0.01 0.01 0.01 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 0.01 0.01 0.01 0.01 0 0.01 0 0 0 0 0 0 0 0

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 - -

Estación Tecnológico

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
pm10 - - 61 61 74 81 59 42 44 43 51 54 92 78 77 89 74 86 71 43 46 46 57 42 63 80 82 71 83 105 79 66 50 47 45 64
o3:ppm 0.04 0.04 0.05 0.04 0.02 0.02 0.03 0.03 0.04 0.04 0.04 0.04 0.05 0.05 0.04 0.03 0.03 0.02 0.02 0.02 0.03 0.03 0.02 0.02 0.03 0.03 0.03 0.02 0.02 0.02 0.02 0.02 0.02 0.02 0.04 0.04

Estación Teódula

2017-06   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
co:ppm 1.2 1.2 1.2 1.3 1.2 1.2 0.75 0.62 0.58 0.53 0.41 0.38 0.87 0.71 0.77 1.6 1.6 1.7 1.4 1 1 0.85 0.9 0.89 0.67 0.67 1.8 2.2 2.1 1.9 1.3 0.84 0.67 0.63 0.64 0.72
pm25 18 24 22 17 21 26 16 9.8 12 14 14 13 30 23 22 22 24 29 22 11 13 13 18 12 23 24 22 22 23 33 19 15 14 12 15 20
pm10 34 56 59 55 64 76 49 33 32 36 39 34 73 67 68 73 74 89 70 35 43 38 51 33 60 71 81 72 87 113 68 53 42 35 36 47
so2:ppm 0.01 0.01 0.01 0.01 0.01 0.02 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.02 0.02 0.02 0.02 0.02 0.02 0.02 0.02 0.01 0.02 0.02 0.02 0.02 0.02 0.02 0.01 - - 0.01 0.01 0.01
o3:ppm 0.06 0.05 0.05 0.04 0.04 0.04 0.04 0.05 0.06 0.06 0.06 0.06 0.06 0.06 0.04 0.02 0.02 0.02 0.02 0.02 0.03 0.03 0.03 0.04 0.04 0.03 0.02 0.02 0.02 0.03 0.03 0.03 0.03 0.02 0.03 0.05

Estaci�n Bomberos

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
pm25 - 23 20 34 - - - 32 12 10 - - 35 34 36
so2:ppm 0.01 0.01 0.01 0.01 0.01 0.01 0.02 0.02 0.02 0.02 0.02 0 0.02 0.03 0.02
pm10 97 78 75 93 107 60 38 31 49 46 49 40 64 65 47
o3:ppm 0.02 0.02 0.03 0.02 0.01 0.01 0.01 0.02 0.02 0.02 0.02 0.02 0.03 0.01 0.01

Estaci�n CICEG

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
o3:ppm 0.04 0.04 0.03 0.03 - 0.03 0.02 0.03 0.03 0.03 0.04 0.04 0.04 0.04 0.03
pm10 82 71 65 76 94 91 62 58 52 40 41 50 95 97 78
co:ppm 1.2 0.93 0.85 1 1.2 1.2 1.2 0.99 0.76 - - 0.48 0.68 1.4 1.4

Estaci�n Cruz Roja

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
pm10 80 64 52 66 74 63 39 29 27 28 35 35 66 78 64
so2:ppm 0.01 0.02 0.03 0.01 0.02 0.02 0.03 0.03 0.03 0.02 0.02 0.02 0.02 0.01 0.01
o3:ppm 0.02 0.02 0.01 0.01 0.01 0.01 0.01 0.02 0.02 0.01 0.02 0.02 0.04 0.03 0.02
co:ppm 0.98 0.87 0.67 1.1 2.5 1.8 1.4 - - - - - - - -

Estaci�n DIF

2016-03   2017-05
pollution pm25 hikersbay.com
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
so2:ppm 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.02 0.01 0.01 0.01 0.01 0.01 0.01 0
pm25 39 24 20 25 30 26 17 13 14 13 18 17 26 36 19
pm10 74 73 63 81 95 91 55 49 51 42 47 50 63 76 55
co:ppm 0.45 0.5 0.66 0.64 1.7 1.6 1.1 1.2 0.56 0.54 0.39 0.36 0.46 0.51 0.42
o3:ppm 0.04 0.04 0.03 0.03 0.02 0.03 0.02 0.02 0.02 0.02 0.03 0.03 0.04 0.04 0.04

Estaci�n Facultad de

2016-03   2017-05
pollution pm25 hikersbay.com
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
o3:ppm 0.04 0.04 0.04 0.03 0.03 0.02 0.02 0.02 0.03 0.03 0.04 0.04 0.03 0.04 0.03
so2:ppm 0.01 0.01 0.01 0.01 0.01 0.01 0 0 0 0 0.01 0.01 0.01 0.01 0.01
pm25 43 30 21 26 38 30 17 14 20 19 38 31 38 44 30
pm10 101 80 75 83 93 82 65 56 54 47 37 30 75 72 44
co:ppm 1.5 1.4 1.2 1 1.2 1.2 1.1 0.93 0.88 1.1 1 1 0.91 1.2 0.76

Estaci�n Hospital Ge

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
pm10 88 73 61 88 101 77 49 38 39 34 38 38 59 58 43
o3:ppm 0.04 0.04 0.03 0.03 0.03 0.03 0.03 0.03 0.03 0.03 0.04 0.05 0.05 0.05 0.04
pm25 - - - - - - - - - - - - - 43 21
so2:ppm 0.01 0.01 0.01 0.01 0.01 0.01 0 0 0 0.01 0.01 0.01 0.01 0.01 0.01
co:ppm 0.74 0.75 0.62 1.1 1.4 1.2 1.1 1 0.86 0.91 1.1 1.6 1.8 2.6 2.1

Estaci�n Nativitas

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
pm10 72 58 51 66 89 77 41 35 36 32 41 42 64 70 53
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
co:ppm 1.6 1.1 1.4 1.2 2.9 1.9 0.68 - - - - - 0.87 2.6 0.62
o3:ppm 0.03 0.03 0.02 0.01 0.02 0.02 0.02 0.02 0.02 0.01 0.02 0.03 0.05 0.06 0.04

Estaci�n San Juanico

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
so2:ppm 0 0 0 0.01 0.01 0.01 0 0 0 0.01 0.01 0.01 0.01 0.02 0.02
pm10 120 105 100 123 105 76 58 53 42 37 39 43 73 93 59
o3:ppm 0.05 0.04 0.03 0.04 0.03 0.01 0.02 0.03 0.03 0.03 0.03 0.02 0.04 0.04 0.03
co:ppm 0.97 1.2 0.85 2.3 2.2 1.4 0.85 0.51 0.65 0.91 1.6 1.4 0.93 - -
pm25 37 25 21 - - - - - 15 17 25 26 42 - -

Estaci�n Secundaria

index 2017-05 2017-04 2017-03 2017-02 2016-12 2016-11 2016-09 2016-08 2016-07 2016-06 2016-05 2016-04 2016-03
pm10 71 59 51 66 58 42 42 30 36 36 50 48 39
o3:ppm 0.04 0.03 0.03 0.02 0.02 0.02 0.02 0.02 0.04 0.03 0.04 0.01 0.02
co:ppm - 0.86 0.95 1.1 1.2 1 1 0.91 1.6 1.2 1.3 1.9 1
so2:ppm 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

Estaci�n Seguridad P

2016-03   2017-05
pollution pm25 hikersbay.com
index 2017-05 2017-04 2017-03 2017-02 2016-12 2016-11 2016-10 2016-09 2016-08 2016-07 2016-06 2016-05 2016-04 2016-03
pm10 111 91 79 89 66 43 38 36 35 40 39 66 107 82
o3:ppm 0.04 0.04 0.03 0.03 0.02 0.02 0.02 0.03 0.03 0.03 0.04 0.05 0.04 0.03
pm25 36 23 19 22 22 16 13 14 14 18 7.6 31 20 14
co:ppm 1.2 0.92 0.99 1.5 1.5 1.2 0.77 0.51 0.48 0.74 0.63 0.58 0.4 1.8
so2:ppm 0 0 0 0 0.01 0.01 0 0 0 0 0 0 0 -

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

Estaci�n Tecnol�gico

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
pm10 103 87 77 88 100 82 56 51 54 50 53 48 71 90 53
o3:ppm 0.05 0.04 0.04 0.03 0.02 0.02 0.02 0.03 0.02 0.04 0.04 0.05 0.06 0.03 0.04

Estaci�n Te�dula

2016-03   2017-05
pollution pm25 hikersbay.com
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
o3:ppm 0.05 0.03 0.04 0.03 0.03 0.02 0.02 0.03 0.03 - - - 0.06 0.05 0.03
pm10 80 65 55 70 85 70 49 32 42 50 40 39 62 66 55
co:ppm 1.4 1 1.2 1.5 1.4 1.2 0.85 0.54 0.81 1.3 1.2 0.83 1.3 0.95 0.74
so2:ppm 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 - 0.03 0.03 0.03 0.03 0.03
pm25 41 26 22 27 33 30 19 12 18 17 21 19 36 30 19

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