PM 2.5 Tracker
Know how much PM 2.5 is. In your area.
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| Qualitative name | Index | Pollutant concentration in μg/m3 | |||||
|---|---|---|---|---|---|---|---|
| SO2 | NO2 | PM10 | PM2.5 | O3 | CO | ||
| Good | 1 | 0-20 | 0-40 | 0-20 | 0-10 | 0-60 | 0-4400 |
| Fair | 2 | 20-80 | 40-70 | 20-50 | 10-25 | 60-100 | 4400-9400 |
| Moderate | 3 | 80-250 | 70-150 | 50-100 | 25-50 | 100-140 | 9400-12400 |
| Poor | 4 | 250-350 | 150-200 | 100-200 | 50-75 | 140-180 | 12400-15400 |
| Very Poor | 5 | >350 | >200 | >200 | >75 | >180 | >15400 |