Sensitivity to volcanic field boundary

Table 3 Eruption probability estimates for an eruption within the area of interest, the city of Al-Madinah. Estimates are based on a uniform distribution of eruption probability, given that an eruption occurs within the region defined for Harrat Rahat

Boundary	No buffer	Equal intensity buffer	50 % intensity buffer	10 % intensity buffer
Convex hull	0.0092	0.0147	0.01227	0.0099
Ellipse	0.0132	0.0119	0.0125	0.0131
Rectangle	0.0100	0.0146	0.0125	0.0106
Isocontour	0.0206	0.0190	0.0198	0.0204
Anisocontour	0.0200	0.0184	0.0192	0.0199

ISSN: 2191-5040