An unleaded fuel for small planes was approved last year by the FAA, but it seems it's not available from distributors yet. I found a story about plans for Half

An unleaded fuel for small planes was approved last year by the FAA, but it seems it's not available from distributors yet. I found a story about plans for Half Moon Bay to switch to it next year, maybe: https://www.hmbreview.com/news/airport-plans-transition-to-unleaded-fuel/article_cbc5af6a-8282-11ee-b51f-ff4d4daac6f9.html https://www.hmbreview.com/news/airport-plans-transition-to-u...