Geothermal manifestations were observed as key indicators of permeable zones that gave indication of faults and fractures which may have been obscured by recent pyroclastic deposits.
Yfirborðsvirkni jarðhitans var skoðuð en hún gefur vísbendingu um lekt á svæðum þar sem misgengi eru hulin með nýlegum gjóskuflóðum.