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Foothill Sanitary Landfill – Seismic Characterization 7 03.18.2015 <br />Table 3 <br />Summary of Controlling Fault / Fault Zones and MCE Ground Motions <br />Fault / Fault Zone <br />Name <br />MCE <br />Distance <br />from <br />Landfill <br />Site <br />MCE <br />Moment <br />Magnitude <br />Modeled <br />PEER <br />2008 NGA Model: <br />Abrahamson & Silva <br />Median Horizontal PGA <br />(at VS30 = 455 m/s) <br />Median +½ σ Horizontal PGA <br />(atVS30 = 455 m/s) <br />Great Valley 7 <br />(Central Valley Coast) 59.3 km 6.90 0.1027g 0.1351g <br />Mount Diablo 74.4 km 7.00 0.0758g 0.1009g <br />N. San Andreas <br />(SAO+SAN+SAP+SAS) 133.0 km 8.05 0.0739g 0.0970g <br />Source: <br />Distances from Landfill site and moment magnitudes obtained from USGS 2008 and 2014 Fault Source Parameters websites. <br />Table 4 <br />Controlling MCE Ground Motion Spectra <br />Period <br />Median <br />Peak Spectral Acceleration (PSA) <br />Median +½ σ <br />Peak Spectral Acceleration (PSA) <br />Great Valley 7 Mount Diablo N. San Andreas Great Valley 7 Mount Diablo N. San Andreas <br />0.01 sec 0.1034g 0.0763g 0.0744g 0.1360g 0.1014g 0.0977g <br />0.02 sec 0.1038g 0.0765g 0.0742g 0.1364g 0.1016g 0.0973g <br />0.03 sec 0.1058g 0.0776g 0.0742g 0.1396g 0.1036g 0.0978g <br />0.05 sec 0.1104g 0.0811g 0.0722g 0.1460g 0.1089g 0.0954g <br />0.075 sec 0.1270g 0.0934g 0.0776g 0.1684g 0.1259g 0.1028g <br />0.10 sec 0.1492g 0.1100g 0.0905g 0.1987g 0.1486g 0.1204g <br />0.15 sec 0.2001g 0.1478g 0.1260g 0.2683g 0.2010g 0.1687g <br />0.20 sec 0.2385g 0.1764g 0.1634g 0.3217g 0.2409g 0.2200g <br />0.25 sec 0.2623g 0.1936g 0.1950g 0.3556g 0.2653g 0.2637g <br />0.30 sec 0.2593g 0.1902g 0.2034g 0.3532g 0.2615g 0.2762g <br />0.40 sec 0.2355g 0.1703g 0.2061g 0.3226g 0.2351g 0.2815g <br />0.50 sec 0.2000g 0.1423g 0.1972g 0.2751g 0.1971g 0.2704g <br />0.75 sec 0.1352g 0.0938g 0.1668g 0.1867g 0.1302g 0.2298g <br />1.0 sec 0.0978g 0.0665g 0.1373g 0.1354g 0.0924g 0.1899g <br />1.5 sec 0.0558g 0.0367g 0.0942g 0.0774g 0.0511g 0.1306g <br />2.0 sec 0.0354g 0.0228g 0.0680g 0.0492g 0.0317g 0.0945g <br />3.0 sec 0.0186g 0.0115g 0.0425g 0.0259g 0.0161g 0.0593g <br />4.0 sec 0.0115g 0.0070g 0.0299g 0.0161g 0.0098g 0.0418g <br />5.0 sec 0.0078g 0.0047g 0.0225g 0.0110g 0.0066g 0.0317g <br />7.5 sec 0.0040g 0.0022g 0.0130g 0.0057g 0.0031g 0.0186g <br />10.0 sec 0.0022g 0.0012g 0.0085g 0.0032g 0.0017g 0.0123g <br />Source: <br />PSA values taken from results of PEER 2008 NGA Models (Abrahamson & Silva)..