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Scheduled Web Maintenance: Monday, August 17
During ARM database maintenance beginning at 7 a.m. Eastern time on Monday, August 17, ARM.gov will remain accessible, and users will be able to search for data, but website updates and data ordering and downloads will be unavailable. This notice will be updated when all services are restored.

Aerosol Measurement Science Group

The ARM Aerosol Measurement Science Group (AMSG) coordinates Atmospheric Radiation Measurement (ARM) User Facility observations of aerosols and atmospheric gases with user needs to ensure advanced, well-characterized observational measurements and data products—at the spatial and temporal scales necessary—for improving atmospheric science and model forecasts.

Organizational Structure

The AMSG reports to the ARM Director and is made up of experts from across ARM and the atmospheric science community.

Current AMSG members are:

  • Gannet Hallar, AMSG Co-Chair
  • Tim Onasch, AMSG Co-Chair
  • Chongai Kuang, Science Representative
  • Olga Mayol-Bracero, Science Representative
  • Rich Moore, Science Representative
  • Markus Petters, Atmospheric System Research (ASR) Aerosol Processes Working Group Co-Chair
  • Nicole Riemer, Atmospheric System Research (ASR) Aerosol Processes Working Group Co-Chair
  • Lynn Russell, Science Representative
  • John Shilling, ARM Aerosol Data Translator
  • Jim Smith, Science Representative
  • Alyssa Sockol, ARM Data Quality Office
  • Adam Theisen, ARM Instrument Operations Manager
  • Damao Zhang, ARM Instrument Mentor
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Atmospheric Radiation Measurement (ARM) | Reviewed March 2025