Emissions in South Africa (OMI)

Monthly mean NOx surface emission estimates derived from OMI observations of tropospheric NO2 columns by the DECSO algorithm.

NOx_OMI : Nitrogen oxides by OMI   satellite data at TEMIS 

Download DECSO v3a

Monthly NOx emissions for 2009 | 2010 | 2011

Data Version and Issues

Information about the data versions can be found here. The emission estimates are still in an experimental phase, and should be used with care.


  • Mijling, B. and R. van der A (2012). Using daily satellite observations to estimate emissions of short-lived air pollutants on a mesoscopic scale. J. Geophys. Res. 117, D17, doi:10.1029/2012JD017817.

Data provider

   Royal Netherlands Meteorological Institute (KNMI)  • contact person: Bas Mijling