For whatever reason sometimes a community event page will not show up on the first page of Google Search. Instead an old Wordpress site appears.
Unfortunately, we cannot alter Google's algorithms, that is not a service we provide to participants, but they can definitely change that setting. The following links will help the organizer understand the problem and how to solve it.
Browser tool for examining page attributes: https://moz.com/help/guides/research-tools/mozbar
Moz Rank explained: https://moz.com/learn/seo/mozrank
Domain Authority explained: https://moz.com/learn/seo/domain-authority