Hi Jon, If you go to _http://neic.usgs.gov/neis/travel_times/_ (http://neic.usgs.gov/neis/travel_times/) you can download travel tiem P-S interval graphs. These are average times, but the should be quite accurate. Regards, Chris ChapmanHi Jon,If you go to http://neic.usgs.gov/neis/t= ravel_times/ you=20 can download travel tiem P-S interval graphs. These are average times, but t= he=20 should be quite accurate.Regards,Chris Chapman