William J. Walsh

William J. Walsh

Pepper Hamilton LLP

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Latest Posts › Air Pollution

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EPA Draft Vapor Intrusion Guidance Is Now Subject To Public Comment

The Environmental Protection Agency (EPA) has released and is seeking comments on draft general guidance on methods of addressing indoor vapor intrusion (VI) from contaminated soil and groundwater plumes (Draft VI Guidance)...more

4/22/2013 - Air Pollution Contamination EPA Hydrocarbons Risk Management Vapor Intrusion Guidance

How Are We Doing? The Mercury Story

The late Ed Koch (former mayor of New York) famously used to ask his constituents “How am I doing?” Answering this question is also prudent (if not required) in evaluating environmental policies. Probably the most relevant...more

2/15/2013 - Air Pollution Chemicals Coal EPA MATS Mercury National Emissions Standards

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