>>9415031 No. The vast majority of pre Clovis sites and tools is from the East coast. The west coast is more densely populated today and theres just no sites in california or Alaska that date old enough. All the oldest sites are on the east Coast. Cinmar, topper, cactus hill ,delmarva, mammoth springs. 80% of the tools found are back east too. The first people showed up on the East coast. Cinmar dated 22,300 years old, Meadowcroft 19,000 years old.