February’s national average for 100LL marks the first monthly increase since March 2025, breaking a long-term downward trend.

The AOPA challenged the phase-out of 100LL at Reid-Hillview Airport in San Jose. Credit: Bill Carey The FAA has ruled that Santa Clara County, California, violated federal grant assurances when it ...

AOPA left its dual-fuel Beech Baron in Oshkosh due to stains discovered under the left wing. The Baron is a test bed comparing GAMI's G100UL unleaded avgas with 100LL; the stains are near the G100UL ...

The self-serve pump for 100LL at Van Nuys Airport in California. Credit: Bill Carey FAA reauthorization legislation passed May 9 by the U.S. Senate prevents federally funded airports from banning the ...

It is obvious the people who wrote the recent commentary demanding the replacement of 100LL avgas have not read the patent on the FAA-approved drop-in replacements. Swift Fuels has a technical and ...