Percentage of ensemble members at T + 30 that resulted in ash concentrations > (a) 0.2, (b) 2, (c) 4 and (d) 10 mg/m³
Katla, Iceland, 2019
Figure 3 in: Prata, A. T., Dacre, H. F., Irvine, E. A., Mathieu, E., Shine, K. P., & Clarkson, R. J. (2019). Calculating and communicating ensemble‐based volcanic ash dosage and concentration risk for aviation. Meteorological Applications, 26(2), 253-266. https://doi.org/10.1002/met.1759
This hazard map is the result of scientific research and was published in academic literature.
It is presented here to serve as an example of the map type or the map-making methodology. It is NOT the official, operational map. For the current operational hazard map, please consult the proper institutional authorities.

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Map Set
Prata, A. T., Dacre, H. F., Irvine, E. A., Mathieu, E., Shine, K. P., & Clarkson, R. J. (2019). Calculating and communicating ensemble‐based volcanic ash dosage and concentration risk for aviation. Meteorological Applications, 26(2), 253-266. https://doi.org/10.1002/met.1759
https://doi.org/10.1002/met.1759
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