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2/8/24, 1:44 PM ATC Hazards by Location <br />https://hazards.atcouncil.org/#/seismic?lat=33.7516564&lng=-117.9019689&address=2217 W Civic Center Dr%2C Santa Ana%2C CA 92703%2C USA 1/2 <br />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 />Address:2217 W Civic Center Dr, Santa Ana, CA 92703, USA <br />Coordinates:33.7516564, -117.9019689 <br />Elevation:92 ft <br />Timestamp:2024-02-08T21:44:58.720Z <br />Hazard Type:Seismic <br />Reference Document:ASCE7-16 <br />Risk Category:II <br />Site Class:D-default <br />Basic Parameters <br />Name Value Description <br />SS 1.309 MCER ground motion (period=0.2s) <br />S1 0.466 MCER ground motion (period=1.0s) <br />SMS 1.571 Site-modified spectral acceleration value <br />SM1 * null Site-modified spectral acceleration value <br />SDS 1.047 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 0.926 Coefficient of risk (0.2s) <br />CR1 0.923 Coefficient of risk (1.0s) <br />PGA 0.556 MCEG peak ground acceleration <br />FPGA 1.2 Site amplification factor at PGA <br />PGAM 0.668 Site modified peak ground acceleration <br />TL 8 Long-period transition period (s) <br />SsRT 1.309 Probabilistic risk-targeted ground motion (0.2s) <br />SsUH 1.414 Factored uniform-hazard spectral acceleration (2% probability of <br />exceedance in 50 years) <br />SsD 1.714 Factored deterministic acceleration value (0.2s) <br />S1RT 0.466 Probabilistic risk-targeted ground motion (1.0s) <br />S1UH 0.505 Factored uniform-hazard spectral acceleration (2% probability of <br />exceedance in 50 years) <br />S1D 0.6 Factored deterministic acceleration value (1.0s) <br />PGAd 0.707 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 />92 ft <br />Map data ©2024 Google, INEGI Report a map error <br />17 <br />2217 W Civic Center Dr <br />Unit# 29/9/2024