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U.S. Seismic Design Maps <br />USGS web services were down for some period of time and as a result this tool wasn t operational re <br />USGS web services are now operational so this tool should work as expected. <br />2714 Strawberry Lane, Santa Ana CA <br />Latitude, Longitude: 33.76191,-117.90613 <br />Blake St n <br />r S' <br />o ,* <br />E o <br />D <br />< N <br />farts <br />ro �« <br />Or Ave Tours Ave <br />v � <br />ro p <br />� x <br />� rD <br />- <br />o <br />Goy_ gle r <br />Date <br />Design Code Reference Document <br />Risk Category <br />Site Class <br />'0 Saigon Seafood <br />Huckleberry Rd <br />Strawberry Ln <br />C Y//@fv�9Af►TcA'2A"A/ <br />Planning and Building Agency', <br />ttmeot:r •rror. ... <br />Approved <br />Er-I0�HA JUANCE 'rU.^�, <br />Master ID: <br />Date: <br />Samueli Academy <br />Monte Carlo Dr <br />Gonzalez ® Guadalajara Tire Services <br />�4.�,> Northgate Market 0 <br />' c:::— _ Map data 02025 <br />41812025, 2:39:47 PM <br />ASCE7-16 <br />11 <br />D - Default (See Section 11.4.3) <br />Type <br />Value <br />Description <br />SS <br />1.329 <br />MCER ground motion. (for 0.2 second period) <br />St <br />0.473 <br />MCER ground motion. (for 1.0s period) <br />SMs <br />1.595 <br />Site -modified spectral acceleration value <br />SMi <br />null -See Section 11.4.8 <br />Site -modified spectral acceleration value <br />Sps <br />1.064 <br />Numeric seismic design value at 0.2 second SA <br />Sot <br />null -See Section 11.4.8 <br />Numeric seismic design value at 1.0 second SA <br />Type <br />Value <br />Description <br />SDC <br />null -See Section 11.4.8 <br />Seismic design category <br />Fa <br />1.2 <br />Site amplification factor at 0.2 second <br />Fv <br />null -See Section 11 A.8 <br />Site amplification factor at 1.0 second <br />PGA <br />0.565 <br />MCEG peak ground acceleration <br />FPGA <br />1.2 <br />Site amplification factor at PGA <br />PGArt <br />0.678 <br />Site modified peak ground acceleration <br />TL <br />8 <br />Long -period transition period in seconds <br />SsRT <br />1.329 <br />Probabilistic risk -targeted ground motion. (0.2 second) <br />SsUH <br />1.438 <br />Factored uniform -hazard (2% probability of exceedance in 50 years) spectral acceleration <br />SsD <br />1.807 <br />Factored deterministic acceleration value. (0.2 second) <br />S1RT <br />0.473 <br />Probabilistic risk -targeted ground motion. (1.0 second) <br />S1 UH <br />0.513 <br />Factored uniform -hazard (2% probability of exceedance in 50 years) spectral acceleration. <br />1 of 3 4/8/2025, 2:39 PM <br />