A-21 Committee Status Report – Fall 2013 Name: A-21 Aircraft Noise Measure and Noise Aviation Emission Modeling Chair: Vince Mestre, Landrum & Brown Darren Rhodes, UK Civil Aviation Authority Length of Chair’s Term of Office: 4 years # Meetings per Year – 2 # Participants on Roster – 103 # Documents Maintained – 24 # Works in Progress – 5 # Documents Past 5-Year Review Date – 5 # Voting Members attending last meeting - 12 Metrics Average % member response to ballots – 52.3% Average time from WIP to publication - 464 days % Voting members attending meetings - 75% # WIPs More than 4 Years Old - 1 # Ballots conducted - 1 Membership – 20 Voting Members Member User: 56% Member Producer: 39% Member General Interest: 6% Country # Mbrs Canada 1 United States 14 France 4 United Kingdom