Not realistic concentration of PM10, SO2 and O3

seti

Member
Dear all,


I run the WRF-Chem version 4.5.2 with chem option 202. However, to check the simulation results, I noticed the concentrations of PM10, SO2, and O3 are not realistic.
The model significantly underestimates O3 and PM10 concentration and overestimates SO2 concentration (please check the attached screenshots).
I also attached my name list.

In terms of PM10, I need to mention once I use dust_opt = 1 (like now) the model underestimates PM10 concentration, while using dust_opt = 3 strongly overestimates PM10 concentration.

I wonder why this happens to me, please. May I ask you please to kindly advise me in this regard?

Best wishes,
 

Attachments

  • namelist.input.txt
    namelist.input.txt
    9.1 KB · Views: 2
  • so2.png
    so2.png
    38 KB · Views: 6
  • pm10.png
    pm10.png
    34.1 KB · Views: 6
  • O3.png
    O3.png
    33.3 KB · Views: 6
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