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This is a beta release of the new ATC Hazards by Location website. Please contact us with feedback. <br />The ATC Hazards by Location website will not be updated to support ASCE 7-22. Find out why. <br />Hazards by Location <br />Search Information <br />Coordinates:33.745363, -117.936584 <br />Elevation:68 ft <br />Timestamp:2024-10-14T23:40:03.418Z <br />Hazard Type:Seismic <br />Reference Document:ASCE7-16 <br />Risk Category:III <br />Site Class:D-default <br />Basic Parameters <br />Name Value Description <br />SS 1.333 MCER ground motion (period=0.2s) <br />S1 0.475 MCER ground motion (period=1.0s) <br />SMS 1.6 Site-modified spectral acceleration value <br />SM1 * null Site-modified spectral acceleration value <br />SDS 1.067 Numeric seismic design value at 0.2s SA <br />SD1 * null Numeric seismic design value at 1.0s SA <br />* See Section 11.4.8 <br />Additional Information <br />Name Value Description <br />SDC * null Seismic design category <br />Fa 1.2 Site amplification factor at 0.2s <br />Fv * null Site amplification factor at 1.0s <br />CRS 0.92 Coefficient of risk (0.2s) <br />CR1 0.921 Coefficient of risk (1.0s) <br />PGA 0.57 MCEG peak ground acceleration <br />FPGA 1.2 Site amplification factor at PGA <br />PGAM 0.684 Site modified peak ground acceleration <br />TL 8 Long-period transition period (s) <br />SsRT 1.333 Probabilistic risk-targeted ground motion (0.2s) <br />SsUH 1.449 Factored uniform-hazard spectral acceleration (2% probability of <br />exceedance in 50 years) <br />SsD 1.946 Factored deterministic acceleration value (0.2s) <br />S1RT 0.475 Probabilistic risk-targeted ground motion (1.0s) <br />S1UH 0.516 Factored uniform-hazard spectral acceleration (2% probability of <br />exceedance in 50 years) <br />S1D 0.672 Factored deterministic acceleration value (1.0s) <br />PGAd 0.798 Factored deterministic acceleration value (PGA) <br />* See Section 11.4.8 <br />The results indicated here DO NOT reflect any state or local amendments to the values or any delineation lines made during the building code adoption process. Users should confirm any <br />output obtained from this tool with the local Authority Having Jurisdiction before proceeding with design. <br />Please note that the ATC Hazards by Location website will not be updated to support ASCE 7-22. Find out why. <br />Disclaimer <br />Hazard loads are provided by the U.S. Geological Survey Seismic Design Web Services. <br />68 ft <br />Map data ©2024 Google Report a map error <br />10/14/24, 4:40 PM ATC Hazards by Location <br />https://hazards.atcouncil.org/#/seismic?lat=33.745363&lng=-117.936584&address=1/2 <br />T-MOBILE <br />LA02034A <br />2 of 28