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9119/23. 3:41 PM <br />U.S. Geological Survey - Earthquake Hazards Program <br />Unified Hazard Tool <br />CITY OF SANTA ANA <br />Planning and Building Agency <br />Unified Hazard Tool <br />Please do not use this tool to obtain ground motion parameter values for <br />Approved <br />FOR PERMIT ISSUANCE <br />Master ID: <br />D te:. <br />cleslgn code <br />reference documents covered by the U.S. Seismic Design Maps web tools (e.g., the <br />International Building Code and the ASCE 7 or 41 Standard). The values returned by the two <br />applications are not identical. <br />Please also see the new USGS Earthquake Hazard Toolbox for access to the most recent NSHMs <br />for the conterminous U.S. and Hawaii. <br />Input <br />Edition <br />Dynamic: Conterminous U.S. 2014 (u... <br />Latitude <br />Decimal degrees <br />33.77212 <br />Longitude <br />Decimal degrees, negative values for western longitudes <br />-117.865569 <br />Site Class <br />259 m/s (Site class D) <br />Spectral Period <br />Peak Ground Acceleration <br />Time Horizon <br />Return period in years <br />475 Verizon Fisher Floral <br />https://earthquake.usgs.gov/hazards/interactive/ 1/5 <br />