Vapor Intrusion

News & Analysis as of

Eighth Circuit Reverses Class Certification in Vapor Intrusion Litigation

On May 20, 2016, the U.S. Court of Appeals for the Eighth Circuit reversed class certification in a case involving residential vapor intrusion claims, in Ebert et al. v. General Mills, Inc., No. 15-1735 (8th Cir. May 20,...more

Williams Mullen Construction Industry Newsletter - Spring 2016

2016 begins with the issuance of this Construction Industry Newsletter, our fifth. In this issue, we have articles on vapor intrusion, liability for project design, enforcement of mechanic’s lien and bond waiver clauses, and...more

When May a Previously Approved Site Closure Not Provide Closure - Reopening Vapor Intrusion Sites

We can expect the trend seen in Massachusetts and some other states of reevaluating and reopening previously closed sites to address the vapor intrusion pathway to grow. Massachusetts is the latest state to reevaluate...more

Environmental Notes - March 2016

U.S. Supreme Court to Decide Whether Jurisdictional Determinations May be Appealed - The U.S. Army Corps of Engineers determines the presence or absence of wetlands and other “waters of the United States” on a...more

EPA Seeks to Add Subsurface Intrusion to CERCLA Hazard Ranking System

The National Priorities List (“NPL”) is EPA’s list of the most contaminated sites in the country that warrant cleanup under the Comprehensive Environmental Response, Compensation and Liability Act of 1980, (“CERCLA” a/k/a...more

Maine Modifies Vapor Intrusion Guidance

Addressing a hot topic, the Maine Department of Environmental Protection (DEP) just issued “Supplemental Guidance for Vapor Intrusion (VI) of Chlorinated Solvents and other Persistent Chemicals” superseding guidance issued in...more

Proposed Rule Adding Vapor Intrusion Component to Hazard Ranking System Published in the Federal Register Today

Yesterday the U.S. Environmental Protection Agency published a proposed rule in the Federal Register which would add a vapor intrusion component to the Hazard Ranking System, the system EPA uses to evaluate sites for...more

Proposed Rule Adding Vapor Intrusion Component to Hazard Ranking System Will Likely Appear in Federal Register This Month

A proposed rule that would add a vapor intrusion component to the Hazard Ranking System (“HRS”), the primary screening tool for the CERCLA National Priorities List (“NPL”), is scheduled for publication in the Federal...more

EPA Proposes to Add Vapor Intrusion Pathway Assessment to Superfund Listing System

Last week, we wrote about an audit that MassDEP is conducting of previously closed sites to look for high concentrations of TCE in soils and groundwater. The intent of the audit is to address potential vapor intrusion. The...more

EPA Plans to Ease Path to Superfund Listing: Vapor Intrusion Component to be Added to the Hazardous Ranking System

The U.S. Environmental Protection Agency (EPA) has just announced a proposed rule to add a subsurface intrusion (SsI) component to the Superfund Hazard Ranking System (HRS). Addition of a Subsurface Intrusion Component to...more

Updates on the Site Cleanup Program in Massachusetts: TCE, LNAPL and More

The Massachusetts Department of Environmental Protection (“MassDEP”) has been updating its policy and guidance to address improvements in scientific understanding as well as its experience in addressing site contaminants. As...more

Intruder Alert – EPA Issues Final Technical Guidance on Vapor Intrusion

This summer, EPA issued two, long-awaited final technical guides for assessing and mitigating the intrusion of hazardous vapors from subsurface contamination into overlying buildings. EPA’s issuance of these technical guides...more

Buyers Must Soon Comply With New Environmental Due Diligence Standard

Purchasers of commercial real estate must meet a new standard to qualify for liability protection under the federal Comprehensive Environmental Response, Compensation and Liability Act (CERCLA) and analogous state laws. Since...more

Six Things the Private Sector Should Know About EPA's Final Vapor Intrusion Guidance

The cumulative impact of the EPA guidance is to require the generation of more data, which means more sampling and analysis, more frequent and stringent remediation, and potentially higher remediation costs. At long...more

Michigan Court Finds Expert Testimony Not Necessary to Show Link Between Chemical Exposure and Injury

Issuing an opinion that could lower the bar for proving toxic tort causation, the Michigan Court of Appeals held that direct expert testimony may not be necessary to prove causation in a toxic tort case and that a plaintiff...more

Foundation: July 2015 • Vol. II, Issue 2

Warranty/Guaranty Provisions in Construction Contracts - The most confusion I have seen in the discussion of construction topics concerns the concepts of “warranty” and “guaranty.” This article will address the...more

EPA Issues Vapor Intrusion Guidance

Vapor Intrusion (“VI”) is the migration of vapors from contamination in the ground into overlying buildings and structures. It’s no secret that regulatory agencies have increased their focus on VI over the last decade. ...more

EPA Issues Long-Delayed Guidance for Assessing and Mitigating Vapor Intrusion Risks at Contaminated Sites

On June 11, 2015, the United States Environmental Protection Agency released long-delayed final guidance for evaluating and mitigating risks at sites where vapor intrusion is an actual or potential concern. The final guidance...more

Environmental Litigation, Compliance and Transactional Costs to Increase as a Result of EPA’s New Vapor Intrusion Guidance

Action Item: Vapor intrusion has been a primary concern of state and federal environmental agencies for the past decade, and, accordingly, remedial actions have included vapor migration and intrusion as an exposure pathway....more

Wrap-Up of Federal and State Chemical Regulatory Developments, June 2015

EPA Denies Petition To Ban Triclosan: On May 13, 2015, the U.S. Environmental Protection Agency (EPA) denied a petition submitted in January 2010 by Food & Water Watch and Beyond Pesticides seeking to ban triclosan, an...more

EPA Takes Positions on Vapor Intrusion

In 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...more

(US) Revised Phase I Environmental Standards Will Impact Property Acquisitions this Fall

The All Appropriate Inquiries Rule (the “AAI Rule”), set forth at 40 CFR Part 312, serves as a benchmark protocol for inspecting a property’s environmental condition. If the benchmark is met, a prospective purchaser can be...more

Vapor Intrusion: New Rules by the EPA  [Video]

This video provides background on the EPA’s new rules on vapor intrusion, or the intrusion of chemicals into the air inside buildings. The issue applies to any building constructed on a site that was previously used for...more

MassDEP Releases Its Draft Vapor Intrusion Guidance

MassDEP has recently released for public comment draft Guidance on Vapor Intrusion. The proposed guidance would replace MassDEP’s December 2011 Interim Final Vapor Intrusion Guidance, which saw minor revisions in the spring...more

EPA's Concern Over TCE Vapor Intrusion Is Misguided

On July 9, 2014, the Director of the U.S. Environmental Protection Agency's Superfund Division in Region 9 issued a memo to staff setting an “operational framework” to address “inhalation exposures [to trichloroethylene] in...more

42 Results
|
View per page
Page: of 2
JD Supra Readers' Choice 2016 Awards

"My best business intelligence, in one easy email…"

Your first step to building a free, personalized, morning email brief covering pertinent authors and topics on JD Supra:

Sign up to create your digest using LinkedIn*

*By using the service, you signify your acceptance of JD Supra's Privacy Policy.

Already signed up? Log in here

*With LinkedIn, you don't need to create a separate login to manage your free JD Supra account, and we can make suggestions based on your needs and interests. We will not post anything on LinkedIn in your name. Or, sign up using your email address.
×