Amazon Athena is now available in the AWS US West (N. California) region

With the latest release, Amazon Athena is now available in US East (Northern Virginia, & Ohio), US West (Oregon, & N. California), AWS GovCloud, Europe (Ireland, Frankfurt, London, Stockholm, and Paris), and Asia Pacific (Singapore, Tokyo, Sydney, Seoul, & Mumbai) regions.  



https://aws.amazon.com/about-aws/whats-new/2019/11/amazon-athena-is-now-available-in-the-aws-us-west-n-california-region/