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September 30, 2020

This set of utilities is used to extract geophysical information from the NCM (Boyd, 2020) including, for example, S-wave, P-wave, and density profiles, as well as attributes for ground motions models including VS30, Z1.0, and Z2.5. Running the code in either MATLAB or Python requires all of the NCM databases (

Publication Year 2020
Title GeoPhys
DOI 10.5066/P9NQ5LNU
Authors Oliver S Boyd
Product Type Software Release
Record Source USGS Digital Object Identifier Catalog
USGS Organization Earthquake Hazards Program