Table 1. Annual means of PM2.5, PM10 and O3 Empirical Bayesian Kriging (EBK) interpolated ambient air pollution concentrations by natural breaks classes.
Air Pollution Classes | PM2.5 (ug/m3) | PM10 (ug/m3) | O3 (ppb) |
Class 1 | 3.49–6.52 | 5.00–13.40 | 26.93–37.83 |
Class 2 | 6.53–8.45 | 13.41–17.59 | 37.84–42.40 |
Class 3 | 8.46–9.85 | 17.60–21.27 | 42.41–45.83 |
Class 4 | 9.86–10.89 | 21.28–26.31 | 45.84–49.89 |
Class 5 | 10.90–15.38 | 26.32–52.88 | 49.90–56.94 |