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

Current data from stations: Tainan
Locations: « Tainan South Xinchang »
Pollution and air quality forecast for South. Today is Saturday, May 18, 2024. The following air pollution values have been recorded for South:
  1. nitrogen dioxide (NO2) - 7 (Good)
  2. particulate matter (PM10) suspended dust - 19 (Good)
  3. ozone (O3) - 91 (Moderate)
  4. particulate matter (PM2.5) dust - 10 (Good)
  5. sulfur dioxide (SO2) - 0 (Good)
  6. carbon monoxide (CO) - 100 (Good)
Real-time Air Quality Index (AQI) for South, Friday, May 27, 2022: 2.

air quality index: 1
AQI 2 Moderate

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

Today (Friday, May 27, 2022) air quality is moderate in South. Some pollutants in South may slightly affect very few hypersensitive individuals. Air pollutants in South may cause minor breathing discomfort to sensitive people.


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

What is the level of PM10 today in South? (particulate matter (PM10) suspended dust)
The current level of particulate matter PM10 in South is: 19 (Good) The highest PM10 values usually occur in month: 81 (January 2019). The lowest value of particulate matter PM10 pollution in South is usually recorded in: June (18).

How is the O3 level today in South? (ozone (O3))
91 (Moderate)

What is the current level of PM2.5 in South? (particulate matter (PM2.5) dust)
Today's PM2.5 level is: 10 (Good) For comparison, the highest level of PM2.5 in South in the last 7 days was: 20 (Friday, May 27, 2022) and the lowest: 20 (Friday, May 27, 2022). The highest PM2.5 values were recorded: 38 (January 2019). The lowest level of particulate matter PM2.5 pollution occurs in month: June (9.5).

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

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



Current data Friday, May 27, 2022, 12:00 PM

NO2 7 (Good)

PM10 19 (Good)

O3 91 (Moderate)

PM2,5 10 (Good)

SO2 0 (Good)

CO 100 (Good)

Data on air pollution from recent days in South

index 2022-05-27
no2 20
Good
pm10 27
Moderate
o3 39
Good
pm25 20
Moderate
so2 5
Good
co 240
Good
data source »
Air pollution in South 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 2018-02 2018-01 2017-12 2017-11 2017-10 2017-09
pm25 11 (Good) 23 (Moderate) 24 (Moderate) 28 (Moderate) 29 (Moderate) 24 (Moderate) 26 (Moderate) 28 (Moderate) 20 (Moderate) 12 (Good) 10 (Good) 9.5 (Good) 19 (Moderate) 25 (Moderate) 29 (Moderate) 29 (Moderate) 38 (Unhealthy for Sensitive Groups) 35 (Unhealthy for Sensitive Groups) 30 (Moderate) 33 (Moderate) 29 (Moderate) 24 (Moderate) 22 (Moderate)
pm10 22 (Moderate) 46 (Moderate) 51 (Unhealthy for Sensitive Groups) 56 (Unhealthy for Sensitive Groups) 53 (Unhealthy for Sensitive Groups) 49 (Moderate) 62 (Unhealthy for Sensitive Groups) 63 (Unhealthy for Sensitive Groups) 43 (Moderate) 24 (Moderate) 21 (Moderate) 18 (Good) 37 (Moderate) 43 (Moderate) 56 (Unhealthy for Sensitive Groups) 60 (Unhealthy for Sensitive Groups) 81 (Unhealthy) 65 (Unhealthy for Sensitive Groups) 64 (Unhealthy for Sensitive Groups) 81 (Unhealthy) 69 (Unhealthy for Sensitive Groups) 59 (Unhealthy for Sensitive Groups) 42 (Moderate)
o3:ppm 0.03 (Good) 0.05 (Good) 0.04 (Good) 0.03 (Good) 0.03 (Good) 0.03 (Good) 0.04 (Good) 0.05 (Good) 0.04 (Good) 0.03 (Good) 0.02 (Good) 0.02 (Good) 0.04 (Good) 0.04 (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)
so2:ppm 0 (Good) 0 (Good) 0 (Good) 0 (Good) 0 (Good) 0 (Good) 0 (Good) 0 (Good) 0 (Good) 0 (Good) 0 (Good) 0 (Good) 0 (Good) 0 (Good) 0 (Good) 0 (Good) 0 (Good) 0 (Good) 0 (Good) 0 (Good) 0 (Good) 0 (Good) 0 (Good)
co:ppm 0.22 (Good) 0.4 (Good) 0.43 (Good) 0.45 (Good) 0.53 (Good) 0.46 (Good) 0.41 (Good) 0.41 (Good) 0.33 (Good) 0.27 (Good) 0.25 (Good) 0.27 (Good) 0.4 (Good) 0.4 (Good) 0.51 (Good) 0.48 (Good) 0.56 (Good) 0.55 (Good) 0.51 (Good) 0.49 (Good) 0.45 (Good) 0.4 (Good) 0.35 (Good)
no2:ppm 0.01 (Good) 0.01 (Good) 0.01 (Good) 0.02 (Good) 0.02 (Good) 0.02 (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) 0.02 (Good) 0.01 (Good) 0.02 (Good) 0.02 (Good) 0.02 (Good) 0.02 (Good) 0.02 (Good) 0.01 (Good) 0.01 (Good)
data source »

Tainan

Friday, May 27, 2022, 12:00 PM

NO2 7.3 (Good)

nitrogen dioxide (NO2)

PM10 19 (Good)

particulate matter (PM10) suspended dust

O3 91 (Moderate)

ozone (O3)

PM2,5 10 (Good)

particulate matter (PM2.5) dust

SO2 0.1 (Good)

sulfur dioxide (SO2)

CO 100 (Good)

carbon monoxide (CO)

Tainan

index 2022-05-27
no2 20
pm10 27
o3 39
pm25 20
so2 4.9
co 240

Tainan

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 2018-02 2018-01 2017-12 2017-11 2017-10 2017-09
pm25 11 23 24 28 29 24 26 28 20 12 10 9.5 19 25 29 29 38 35 30 33 29 24 22
pm10 22 46 51 56 53 49 62 63 43 24 21 18 37 43 56 60 81 65 64 81 69 59 42
o3:ppm 0.03 0.05 0.04 0.03 0.03 0.03 0.04 0.05 0.04 0.03 0.02 0.02 0.04 0.04 0.04 0.03 0.03 0.03 0.03 0.03 0.03 0.04 0.04
so2:ppm 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
co:ppm 0.22 0.4 0.43 0.45 0.53 0.46 0.41 0.41 0.33 0.27 0.25 0.27 0.4 0.4 0.51 0.48 0.56 0.55 0.51 0.49 0.45 0.4 0.35
no2:ppm 0.01 0.01 0.01 0.02 0.02 0.02 0.02 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.02 0.01 0.02 0.02 0.02 0.02 0.02 0.01 0.01

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