By Rebecca A. Davis and Jeryl L. Olson

Seyfarth Synopsis:  Under the Trump Administration, the U.S. Environmental Protection Agency (EPA) has fully or partially deleted 22 sites from the Comprehensive Environmental Response, Compensation, and Liability Act (CERCLA) National Priorities List (NPL).  This is the largest number of deletions in one year since 2005. 

However, the EPA continues to add
Continue Reading Trump Administration Superfund Related Activities

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 Ranking Scoring (HRS) System for
Continue Reading EPA Takes Positions on Vapor Intrusion

By Andrew H. Perellis and Craig B. Simonsen

EPA Administrator Gina McCarthy has just signed a proposed rule to update the New Source Performance Standards (NSPS) for petroleum refineries to “protect neighborhoods located near refineries.”

According to the Administrator, “this proposal will help us accomplish our goal of making a visible difference in the health and the environment of communities
Continue Reading EPA Proposes Major Changes for Petroleum Refinery Facilities Air Pollution Standards

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, “Petroleum Hydrocarbons And Chlorinated Hydrocarbons


Continue Reading EPA Publishes Vapor Intrusion Paper Distinguishing Behavior of Petroleum Hydrocarbons from Chlorinated Hydrocarbons