China · 拉萨火车站 ·
拉萨火车站, China
Health warning of emergency conditions.
REPORTED · AIRLENSCOUNTRY · China29.629 °N · 91.083 °E
AQI · US EPA
500
Hazardous
BAND 301 — 500
Dominant pollutant
CO Carbon monoxide
02.1
Pollutants · waterfall
6 tracked| No. | Species | Concentration | Sub-index | Contribution to AQI |
|---|---|---|---|---|
| 01 | PM2.5 Fine particulate · μg/m³ | 5.0μg/m³ | 21 | TRACE |
| 02 | PM10 Coarse particulate · μg/m³ | 22μg/m³ | 20 | TRACE |
| 03 | O₃ Ozone · ppb | 62ppb | 74 | TRACE |
| 04 | NO₂ Nitrogen dioxide · ppb | 15ppb | 14 | TRACE |
| 05 | SO₂ Sulphur dioxide · ppb | 8.0ppb | 11 | TRACE |
| 06 | CO Carbon monoxide · ppm | 200ppm | 500 | DOMINANT |
02.2
Ambient conditions
meteorologicalTemperature7.5°C
Humidity50%
Pressure660.8hPa
Wind0.32m/s
02.3
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Data · attribution
- OpenAQCC BY 4.0
- ChinaAQIData
- Open-MeteoCC BY 4.0