https://www.iccsafe.org/news-and-events-calendar/a-structural-engineers-primer-for-probabilistic-seismic-hazard-analysis-3/
Probabilistic seismic hazard analysis (PSHA) is the conceptual framework upon which ground motion intensity (i.e., spectral acceleration) is estimated for use...
structural engineerseismic hazardprimerprobabilisticanalysis