Table 2.
Performance statistics of EPISODE-CityChem simulations at selected sites in Marseille for the period of June–October 2020 based on hourly modeled and measured concentrations.
| Monitoring Site | N | FAC2 | r | NMB | RMSE (µg m−3) |
|---|---|---|---|---|---|
| NO2 | |||||
| LCP | 3630 | 0.39 | 0.23 | 0.02 | 37.14 |
| VER | 3649 | 0.30 | 0.25 | −0.18 | 44.05 |
| AUB | 3521 | 0.16 | 0.38 | −0.75 | 12.90 |
| O3 | |||||
| LCP | 3617 | 0.63 | 0.44 | −0.28 | 32.37 |
| HUV | 3607 | 0.64 | 0.31 | 0.18 | 38.09 |
| AUB | 3532 | 0.68 | 0.31 | 0.09 | 37.87 |
| PM2.5 | |||||
| LCP | 3629 | 0.69 | 0.17 | 0.39 | 7.44 |
| VER | 3656 | 0.73 | 0.22 | −0.20 | 7.90 |
| STL | 3668 | 0.69 | 0.20 | −0.22 | 5.41 |