Here you can find links to the data and our services and other relevant information about OMI and FMI.

OMI (Ozone Monitoring Instrument) is a Dutch-Finnish satellite instrument onboard EOS Aura satellite. OMI measures several atmospheric gases, including eq. total ozone, nitrogen dioxide and sulphur dioxide. OMUVB products (Level 2, Level 2G and Level 3) are based on OMI total ozone (OMTO3) data and processed at FMI.

Important information for OMI data users!