Revision History of OFR 2015—1116 Roger D. Borcherdt NGA-West2 GMPE Average Site Coefficients for Use in Earthquake-Resistant Design ----------------------------------------- Posted online June 18, 2015 ----------------------------------------- Reposted online as version 1.1, June 25, 2015 Revisions: table 7, page 19, values corrected; figure 12, page 22, label added to legend.