Vapor Intrusion

Evolving Standards for Due Diligence and Vapor Intrusion: Consider State Guidance and Policy

As regulation of vapor intrusion continues to evolve and escalate costs at contaminated sites, due diligence practices for vapor...

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Getting Tough on Vapor Intrusion: Enforcement for Failure to Mitigate

by Catherine W. Johnson As concerns have escalated about vapor intrusion, regulatory agencies are not only taking more conservative...

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New Vapor Intrusion Requirements in California Increasing Costs and Liabilities

By Catherine W. Johnson In February 2020, California EPA (Cal-EPA) released its Draft Supplemental Vapor Intrusion Guidance (“Draft...

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Public Comments on California’s New Vapor Draft Intrusion Guidance: What Next?

By Catherine W. Johnson Public comments on California’s Draft Supplemental Vapor Intrusion Guidance (“DSVIG”) were due to Cal-EPA by June...

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The Latest On Vapor Intrusion Regs In California

By Catherine Johnson Law360 (March 21, 2019, 4:06 PM EDT) Vapor intrusion — the presence of contaminated vapors inside buildings — can...

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