Chiang Rai · Natural Resources and Environment Office, Chiangrai ·
Natural Resources and Environment Office, Chiangrai, Chiang Rai
Members of sensitive groups may experience health effects.
REPORTED · AIRLENSCOUNTRY · Thailand19.909 °N · 99.823 °E
AQI · US EPA
105
Sensitive groups
BAND 101 — 150
Dominant pollutant
PM2.5 Fine particulate
02.1
Pollutants · waterfall
6 tracked| No. | Species | Concentration | Sub-index | Contribution to AQI |
|---|---|---|---|---|
| 01 | PM2.5 Fine particulate · μg/m³ | 37μg/m³ | 105 | DOMINANT |
| 02 | PM10 Coarse particulate · μg/m³ | 61μg/m³ | 54 | SECONDARY |
| 03 | O₃ Ozone · ppb | 35ppb | 32 | MINOR |
| 04 | NO₂ Nitrogen dioxide · ppb | 0.0ppb | 0 | TRACE |
| 05 | SO₂ Sulphur dioxide · ppb | 23ppb | 33 | MINOR |
| 06 | CO Carbon monoxide · ppm | 0.2ppm | 2 | TRACE |
02.2
Ambient conditions
meteorologicalTemperature22.5°C
Humidity95%
Pressure964.5hPa
Wind0.56m/s
02.3
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Data · attribution
- OpenAQCC BY 4.0
- Air4Thai
- Open-MeteoCC BY 4.0