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Unified EMEP model forecasts - test pages

Source-receptor relationship

The system for the estimation of country-allocated contributions to forecasted air pollution episodes, developed by MET.NO under WP O-POL_1, is being applied to two identified past air pollution episodes. The air pollution episodes under study, selected in coordination with WP O-POL_2 partner INERIS, are:
  • 2008.02.10---2008.02.22: Particularly strong PM10 episode over western and central Europe
  • 2008.06.21---2008.07.02: High ozone concentrations over the Mediterranean area and Balkan countries
For each episode, two sets of SR forecast ensembles have been defined:
  • Quick response: SR ensemble initialized at the first day of the episode. This ensemble is dedicated to identifying the potential effect of reductions implemented as soon as the episode is forecasted.
  • Attribution: SR ensemble initialized 20 days before the fitst day of the episode. This ensemble is dedicated to allocating the main precursor areas, over the weeks leading to the episode.

First results

Reference simulations (base runs) have been performed for both episodes. The results form the Quick Response Ensembles (QRE) are currently under evaluation.
The figure below shows horizontal plots of the forecast of the high ozone episode regenerated with the EMEP model in the upper two panels. The right panel shows the zoomed area (receptor area) for the three days of the forecast and for different times of day. The lower left panel shows time evolutions of main pollutants in the receptor area. The contributors to the receptor area, and the time evolution of their relative contributions is shown in the lower right panel.

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Regional air quality forecasts with source-allocation capabilities

Given its high computational requirements, source-allocated air quality forecasts will be provided on-demand bases. Please fill in the contact form and we will contact you when the results become available. Fields marked with * are required.

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SR Experiment
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Validation