By Jeryl L. Olson and Craig B. Simonsen

Power Lines and Pulp Mill PollutionIn a busy day for vapor intrusion, last week the U. S. Environmental Protection Agency made several announcements about vapor intrusion.

First, it announced it had submitted a draft rule to the White House OMB seeking to add vapor intrusion to the pathways evaluated under the Hazard

By Andrew H. Perellis, Jeryl L. Olson, and Ilana R. Morady

On October 6, 2014, EPA finalized an amendment to the “All Appropriate Inquiries” (AAI) rule to remove the reference to ASTM E-1527-05. 79 Fed. Reg. 60087. This means that ASTM E-1527-05 is no longer adequate to establish landowner and lender liability

By Andrew H. Perellis, Philip L. Comella, and Craig B. Simonsen

Speaking of the U.S. EPA’s draft guidance addressing vapor intrusion at contaminated sites, Mathy Stanislaus, the Agency’s Assistant Administrator for Solid Waste and Emergency Response, recently told BNA Bloomberg that “my plan is to get this out this year.”

The Agency published its

By Jeryl L. Olson

In follow-up to our August 16, 2013, blog regarding the EPA’s Direct Final Rule installing the new ASTM E1527-13 as an alternative, updated process for conducting Phase I environmental due diligence, it should be noted the Agency has indicated (in an email to BNA reporter Pat Ware) that it will WITHDRAW

NOTE: This blog has been updated with a more recent blog.

By Jeryl L. Olson

The U.S. EPA has published its approval of the updated ASTM Standard that is the basis for the Comprehensive Environmental Response, Compensation and Liability Act (CERCLA) affirmative defenses.  Amendment to Standards and Practices for All Appropriate Inquiries, 78 Fed.

By Andrew H. Perellis and Jeryl L. Olson

Properties in Illinois that are currently contemplating or pending sale, and properties with existing No Further Remediation (NFR) letters, may encounter difficulties and issues arising under the recent indoor inhalation rules adopted in Illinois. In the Matter of: Tiered Approach to Corrective Action Objectives (TACO) (Indoor Inhalation):

By Andrew H. Perellis and Craig B. Simonsen

The environmental community continues to focus on the vapor intrusion pathway — guidance has been issued by ASTM, ITRC and more than 25 States. Most recently, the U.S. Environmental Protection Agency’s (EPA or Agency) Office of Underground Storage Tanks (OUST) just published an information paper entitled, “

By Philip L. Comella and Craig B. Simonsen

The U.S. Environmental Protection Agency (EPA or Agency) just released its Toxicological Review of Trichloroethylene (EPA/635/R-09/011F, September 28, 2011) (Toxicological Review). This publication represents the first time that EPA has classified trichloroethylene (TCE) (CASRN 79-01-6) as a human carcinogen regardless of the route of exposure.