Brownbag topics for our clients in southern california

by Louise Adams

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Topics Covered Include:

• Soil Gas Sampling for Vapor Intrusion Assessments
• Soil Gas Analysis Options (8021, 8260, TO-15)
• On-site TO-15 vs. Off-site TO-15
• Automated Continuous Analyzers
• Radon Analyses for Slab Attenuation Factors

by Suzie Nawikas

Topics Covered Include:

• A detailed overview of different installation and sampling procedures in compliance with the 2015 DTSC Active Soil Gas Advisory
• A discussion of purge volumes, equilibration periods, and leak check methods
• A menu of the analytical services applicable to soil vapor that are offered by H&P

by Blayne Hartman (Independent Consultant)

Trying to scope a vapor intrusion project? Not sure what screening levels apply (ESLs, CHHSLs) Don't know how to use the J-E spreadshsets? Wondering what assessment method to use? Where to collect samples? How to collect samples? What analysis method you really need? Have a specific site you want to discuss?

Topics Covered Include:

• Brief Update on Vapor Intrusion Guidances from Federal EPA, ASTM, ITRC
• Detailed Discussion on New DTSC Soil Gas, Vapor Intrusion, and Mitigation Guidances
• New Methods and Supplemental Tools to Efficiently Assess the Pathway
• Questions and Answers