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EAGLE

Apr 2025: FAA Seeks to Keep 100LL Available until Replaced

by Eagle | Apr 4, 2025 | Uncategorized

FAA seeks comment on a proposal that prohibits airports that sold 100LL in 2022 from restricting its availability until an approved unleaded replacement fuel is widely available or 12/31/30. Notice of modification of Airport Improvement Program grant assurances;...

Apr 2025: FAA and EAGLE Urge Pilots and Aircraft Owners to Share Experiences with New Unleaded Avgas

by Eagle | Apr 1, 2025 | Updates

WASHINGTON – The Federal Aviation Administration (FAA) and the public-private Eliminate Aviation Gasoline Lead Emissions (EAGLE) initiative are calling on pilots, aircraft owners, mechanics, and fixed-base operators (FBOs) to help shape the future of general aviation...

Mar 2025: Clearing the Air: How Unleaded Aviation Fuel Is Gaining Approval – Part 3: The Role of Industry Consensus Standards in the Approval and Use of Unleaded Aviation Fuel

by Eagle | Mar 4, 2025 | Updates

This is the third installment of a three-part series explaining how the next generation of unleaded aviation fuels may be authorized for use in specific engines and aircraft. The first installment covered Supplemental Type Certificates (STC) and Approved Model List...

Feb 2025: Clearing the Air: How Unleaded Aviation Fuel Is Gaining Approval – Part 2: How Does an Unleaded Fuel Gain Approval Through the FAA Fleet Authorization Process?

by Eagle | Feb 4, 2025 | Updates

This is the second installment in a three-part series explaining how the next generation of unleaded aviation fuels may be authorized for use in specific engines and aircraft. This segment focuses on the FAA’s Fleet Authorization process, developed utilizing the...

Dec 2024: Clearing the Air: How Unleaded Aviation Fuel Is Gaining Approval – Part 1: Understanding the STC process and why it matters to pilots and aircraft owners

by Eagle | Dec 4, 2024 | Updates

This is the first in a three-part series explaining how the next generation of unleaded aviation fuels may be authorized for use in specific engines and aircraft. This installment examines the Type Certificate (TC) and Supplemental Type Certificate (STC) processes,...
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Recent Posts

  • Jul 2025: Flying Toward a Lead-Free Future: What Aircraft Owners and Pilots Can Expect
  • Jun 2025: FAA Clarifies Grant Assurance Requirements for Federally Funded Airports, Ensuring Access to 100LL
  • Jun 2025: Judge Rejects Effort to Mandate Unleaded Avgas Sales in California – Cites Lack of Industry Consensus, ASTM Spec
  • Jun 2025: New EAGLE Interactive Toolkit Offers Insight into Unleaded Fuel Transition, Status
  • May 2025: An Avgas Transition for the Last Frontier

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Eliminate Aviation Gasoline Lead Emission Initiative

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