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Earthquake: aftershock of Umbro-Marchigiana earthquake

Flinn Engdahl Region: Central Italy Country: Italy

Date and Time: 26.03.1998 16:26:18 UTC

Epicenter: 43.238° N 12.931° E WGS84

Focal Depth: 41km

Mb: 5.3 ML: 5.5

Ms: 4.9 Mw: 5.3

Mo: - Intensity: VIIMCS

Fault Mechanism: -

Earthquake Reference: Ambraseys N., P. Smit, R. Berardi, D. Rinaldis, F. Cotton, C. Berge (2000): Dissemination of

European Strong-Motion Data. CD-ROM collection, European Commission, DGXII, Science,

Research and Development, Bruxelles, Belgium

Last Revision: 15.06.2000

Acceleration Time Histories:

total: 9 records Dist. [km] PGA [m/s*s]

Station Name Coordinates Geology D Fault. Horizontal Vertical

Matelica 43.249 N 13.007 E stiff soil 6 - 0.411 0.209

Nocera Umbra-Salmata 43.149 N 12.797 E soft soil 15 - 0.111 0.099

Nocera Umbra-Biscontini 43.103 N 12.805 E rock 18 - 0.213 0.044

Nocera Umbra 43.113 N 12.785 E rock 18 - 0.328 0.092

Colfiorito 43.037 N 12.921 E stiff soil 22 - 0.170 0.157

Cassignano 43.054 N 12.829 E rock 22 - 0.129 0.13

Sellano 42.888 N 12.926 E rock 39 - 0.224 0.12

Bevagna 42.932 N 12.611 E stiff soil 43 - 0.179 0.119

Peglio 43.695 N 12.498 E rock 62 - 0.815 0.203

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