Seismic ZonesZone 0 = 0 gZone 1 = 0.075 gZone 2A = 0.15 gZone 2B = 0.20 gZone 3 = 0.3 gZone 4 = 0.4 g

Source: 1997 Uniform Building Code, Copyright 1997. International Code Council. Reproduced with permission. All rights reserved. www.iccsafe.org

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UBC Seismic Zone Map