AARST_Radon_Reporter_Q42025

12 | DECEMBER 2025 AARST National Standards Committees Thank you to all members of the AARST National Standards Committees for their dedication and expertise in advancing the science and consistency of radon and vapor intrusion standards. Special appreciation goes to Gary Hodgden , Consortium Secretariat, for his tremendous effort in coordinating this process and supporting the strong leadership of the committee chairs. The consortium is an ANSI-accredited standards developer, which means standards are developed and maintained through AARST’s procedures to ensure openness, balance and due process through. We are deeply grateful for the time, collaboration, and expertise each individual contributes to this vital work. MIT : Standing Soil Gas Mitigation Committee CHAIR Bill Angell FACILITATOR Gary Hodgden Group Delegate Alternate Delegate Educators Rn Chad Robinson Dawn Oggier Non-regulated Rn States Lexi Brown Mike Gustafson Building Inspectors Daisy Rezende Regulated States Rn Josh Kerber LeAnna Norquest Regulated State VI Aaron Berndt Proficiency Program Kyle Hoylman Federal EPA Rn Tommy Bowles Federal HUD Warren Friedman Home Measurement Prof. James Fraley Charlie Huntoon Lg Bldg Measurement Rn Victoria Storner-Bhatt VI Measurement Keri Hallberg Home Mitigation Fred J. Ellrott Shane Barr Lg. Bldg. Mitigation Dave Wilson Shawn Swallow VI Mitigation Rachel Saari Eric Lovenduski Environmental Consultant Mike Walther Fan Manufacturer Dave Hill Rick Soulen STANDARDS Bill Angell NCSG & MIT Chair Bob Coffee Device QA Committee Chair Mike Kitto Radon in Water Committee Chair Kyle Hoylman ESC Chair Gary Hogdgen Committee Facilitator Shawn Price Radon MEAS Committee Chair