Data Policy
Data



O3 VOCs SO2
NOx NO NO2
NOy ROOH PAN
H2O2 Meteorological Data


Reactive gas data submitted to WDCGG before 1 January 2016 are being migrated to WDCRG.
For the time being, those historical data are available from above.

Data file name format and data format (excerpt of the GAW Report No. 188)



The WDCGG is operated by the Japan Meteorological Agency
in collaboration with the World Meteorological Organization