Search results
The VAAC in London, in accordance with international regulations, produces volcanic ash concentration charts that predict and depict areas of contamination with volcanic ash. The charts show forecast ash concentration levels in 3 altitude bands and in 3 different zones.
EASA continues to recommend that ash concentration charts provided by the London VAAC and Toulouse VAAC should, for operations in European airspace, identify the three zones as described in the ICAO Volcanic Ash Contingency Plan EUR and NAT Regions (EUR Doc 019), being:
ICAO Doc 9974 “Flight safety and volcanic ash” is the baseline for the related EASA OPS rulemaking activity, aiming at publishing guidance for European operators to operate safely in airspace with known or forecasted volcanic ash contamination.
EASA continues to recommend that ash concentration charts provided by the London VAAC and Toulouse VAAC should, for operations in European airspace, identify the three zones as described in the ICAO Volcanic Ash Contingency Plan EUR and NAT Regions (EUR Doc 019), being:
19 gru 2023 · EASA continues to recommend that ash concentration charts provided by the London VAAC and Toulouse VAAC should, for operations in European airspace, identify the three zones as described in the ICAO Volcanic Ash Contingency Plan EUR and NAT Regions (EUR Doc 019),
indication of a volcanic ash cloud or haze. If a flight crew observes a cloud or haze suspected of containing volcanic ash they should be aware that a volcanic ash encounter is imminent and they should take action to avoid the contaminated airspace.
European domain 0-24 hr ash concentration graphics. Modelled volcanic ash concentration forecasts are available below. Volcanic Ash Forecasts are only available from London VAAC for...
