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

The latest data Last 7 days Longtan District pollution December 2016 - May 2020
Current data from stations: Longtan
Locations: « Longtan Longtan District
Pollution and air quality forecast for Longtan District. Today is Friday, May 2, 2025. The following air pollution values have been recorded for Longtan District:
  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 Longtan District, Friday, May 27, 2022: 2.

air quality index: 1
AQI 2 Moderate

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

Today (Friday, May 27, 2022) air quality is moderate in Longtan District. Some pollutants in Longtan District may slightly affect very few hypersensitive individuals. Air pollutants in Longtan District 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 Longtan District? (particulate matter (PM10) suspended dust)
The current level of particulate matter PM10 in Longtan District is: 19 (Good) The highest PM10 values usually occur in month: 54 (March 2017). The lowest value of particulate matter PM10 pollution in Longtan District is usually recorded in: August (19).

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

What is the current level of PM2.5 in Longtan District? (particulate matter (PM2.5) dust)
Today's PM2.5 level is: 10 (Good) For comparison, the highest level of PM2.5 in Longtan District 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: 24 (April 2017). The lowest level of particulate matter PM2.5 pollution occurs in month: June (12).

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 Longtan District

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 Longtan District from December 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 2018-02 2018-01 2017-12 2017-11 2017-10 2017-09 2017-06 2017-05 2017-04 2017-03 2017-02 2017-01 2016-12
pm25 16 (Moderate) 17 (Moderate) 19 (Moderate) 18 (Moderate) 19 (Moderate) 13 (Good) 13 (Good) 17 (Moderate) 12 (Good) 13 (Good) 13 (Moderate) 12 (Good) 15 (Moderate) 22 (Moderate) 20 (Moderate) 19 (Moderate) 19 (Moderate) 24 (Moderate) 14 (Moderate) 19 (Moderate) 14 (Moderate) 16 (Moderate) 22 (Moderate) 14 (Moderate) 19 (Moderate) 24 (Moderate) 24 (Moderate) 22 (Moderate) 21 (Moderate) 22 (Moderate)
pm10 27 (Moderate) 29 (Moderate) 33 (Moderate) 29 (Moderate) 28 (Moderate) 22 (Moderate) 26 (Moderate) 31 (Moderate) 22 (Moderate) 19 (Good) 20 (Good) 22 (Moderate) 33 (Moderate) 42 (Moderate) 42 (Moderate) 39 (Moderate) 39 (Moderate) 48 (Moderate) 31 (Moderate) 34 (Moderate) 36 (Moderate) 37 (Moderate) 46 (Moderate) 38 (Moderate) 45 (Moderate) 54 (Unhealthy for Sensitive Groups) 54 (Unhealthy for Sensitive Groups) 48 (Moderate) 41 (Moderate) 46 (Moderate)
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) 0 (Good) 0 (Good) 0 (Good) 0 (Good) 0 (Good) 0 (Good) 0 (Good)
co:ppm 0.34 (Good) 0.36 (Good) 0.41 (Good) 0.4 (Good) 0.48 (Good) 0.38 (Good) 0.27 (Good) 0.32 (Good) 0.28 (Good) 0.26 (Good) 0.23 (Good) 0.28 (Good) 0.34 (Good) 0.39 (Good) 0.42 (Good) 0.44 (Good) 0.47 (Good) 0.45 (Good) 0.39 (Good) 0.37 (Good) 0.35 (Good) 0.29 (Good) 0.33 (Good) 0.28 (Good) 0.35 (Good) 0.42 (Good) 0.47 (Good) 0.39 (Good) 0.41 (Good) 0.43 (Good)
no2: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) 0.02 (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) 0.02 (Good) 0.01 (Good) 0.01 (Good) 0.01 (Good)
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) 0.03 (Good) 0.03 (Good) 0.03 (Good) 0.03 (Good) 0.04 (Good) 0.04 (Good) 0.04 (Good) 0.03 (Good) 0.03 (Good) 0.03 (Good) 0.03 (Good) 0.04 (Good) 0.03 (Good) 0.04 (Good) 0.04 (Good) 0.03 (Good) 0.04 (Good) 0.04 (Good) 0.04 (Good) 0.04 (Good) 0.03 (Good) 0.03 (Good)
data source »

Longtan

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)

Longtan

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

Longtan

2016-12   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 2017-06 2017-05 2017-04 2017-03 2017-02 2017-01 2016-12
pm25 16 17 19 18 19 13 13 17 12 13 13 12 15 22 20 19 19 24 14 19 14 16 22 14 19 24 24 22 21 22
co:ppm 0.34 0.36 0.41 0.4 0.48 0.38 0.27 0.32 0.28 0.26 0.23 0.28 0.34 0.39 0.42 0.44 0.47 0.45 0.39 0.37 0.35 0.29 0.33 0.28 0.35 0.42 0.47 0.39 0.41 0.43
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 0 0 0 0 0 0 0
no2: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 0.02 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.02 0.01 0.01 0.01
pm10 27 29 33 29 28 22 26 31 22 19 20 22 33 42 42 39 39 48 31 34 36 37 46 38 45 54 54 48 41 46
o3:ppm 0.03 0.05 0.04 0.03 0.03 0.03 0.04 0.05 0.03 0.03 0.03 0.03 0.04 0.04 0.04 0.03 0.03 0.03 0.03 0.04 0.03 0.04 0.04 0.03 0.04 0.04 0.04 0.04 0.03 0.03

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