The Battelle Bioremediation and Sustainable Environmental Technologies Symposium will be conducted June 27-30 at the Peppermill Resort in Reno, Nevada. Bioremediation and related technologies continue as core areas, but the program also encompasses green and sustainable remediation, sustainable site management strategies, emerging contaminants, vapor intrusion, and the environmental impacts of biology-based alternative energy production. Six sessions are focused on vapor intrusion. Information can be found at:

The Interstate Technology and Regulatory Council will be offering its two day course, Vapor Intrusion Pathway: A Practical Guideline, in Detroit, Michigan on July 18-19, 2011 in conjunction with the Michigan Dept. of Environmental Quality. Early bird registration ends June 19. Information on the course is found at:

The presentations from the EPA Vapor Intrusion Workshop on March 15, 2011, held in conjunction with the Association for Environmental Health and Sciences West Coast Conference in San Diego are available on the RTI website. The EPA workshop presentations are available at:

The New Jersey Dept. of Environmental Protection has issued draft updated Vapor Intrusion Guidance for comment. Comments are due to John Boyer by June 23, 2011. The draft Guidance can be found at:

Illinois has revised the TACO regulations, including a tiered approach to vapor intrusion evaluation utilizing the J&E Model, and they are nearing legislative approval. A new Subpart L provides requirements for building control technologies to mitigate the potential for soil gas to enter indoor air. Information can be found at:

A new book on vapor intrusion, edited by Saponaro, Sezenna, and Bonomo, is available from Nova Publishers. The 14 chapters by international experts include sections on modeling of vapor migration, field measurement techniques, and case studies. Information is available at:

Last summer US EPA OSWER initiated a new vapor intrusion website that provides links to guidance documents and updates on EPA activities in the vapor intrusion field. The website can be found at: