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The concentration of ambient air pollutants in 2020.
| Location | PM10 (μg/m3) | PM2.5 (μg/m3) | SO2 (ppb) | NO2 (ppb) | CO (ppm) | O3 avg (ppb) |
|---|---|---|---|---|---|---|
| ZY | 23 | 12.2 | 1.84 | 15.7 | 0.63 | 28.21 |
| BQ | 24.4 | 12.5 | 2.4 | 17.35 | 0.45 | 26.92 |
| TC | 24.1 | 12.9 | 1.93 | 14.03 | 0.39 | 30.7 |
| XZ | 26.5 | 13.8 | 2.6 | 15.11 | 0.43 | 30.49 |
| Taiwan 2020 | 30.2 | 15.1 | 2.13 | 11.16 | 0.35 | 30.9 |
| Taiwan 2020 SD | 8.1 | 3.7 | 0.55 | 5.01 | 0.15 | 3.95 |
| Regional SD | 2.14 | 0.48 | 0.13 | 1.92 | 0.011 | 3.35 |
| P-value | 0.052 | 0.25 | 0.93 | 0.06 | 0.75 | 0.41 |
