Event Details

The Indoor Environments 2026 Radon and Vapor Intrusion — Norfolk, Virginia

The Indoor Environments 2026 Radon and Vapor Intrusion Symposium will take place October 4–7, 2026, at the Norfolk Waterside Marriott in Norfolk, Virginia. As the premier annual gathering for professionals across indoor environmental health, radon measurement, vapor intrusion, mitigation, and environmental safety, the Symposium continues to set the standard for education, innovation, and industry collaboration.

This year's event will bring together government agencies, industry experts, scientists, advocates, educators, field practitioners, and vendor partners from across the country and abroad. Sessions will cover the latest research, policy developments, field practices, mitigation techniques, and innovative technologies that advance public and environmental health. Attendees can expect expanded training opportunities, an interactive exhibit-floor learning lab, and sessions highlighting regulatory updates, field practices, and emerging technologies shaping public and environmental health. As always, the Symposium advances the IEA mission: supporting policy, standard-setting, and professional excellence across the indoor environments and soil gas industries.