Category Archives: LandWatch

NAESIP and Terradex Introduce Brownfield Loss Control Services

Terradex’s exclusive loss control services support Gremesco’s Site Pollution Liability (SPL) coverage for owners and developers of brownfield properties subject to IC/ECs.

A Proposal To Improve Institutional Control Effectiveness Through Better Mapping

Try to read a typical institutional control (IC) and locate its boundaries. We bet you can’t. You will find a complicated legal description referring to metes and bounds, but not a map of the restricted areas that you can actually see and understand. Only licensed surveyors can decipher these legal descriptions, but all the parties […]

Long Term Stewardship at Vapor Intrusion Sites – Looking at the End Game

via YouTube Long term stewardship (LTS)  is the “end game” of any vapor intrusion problem. Any smart player, considers the “end game” at the start and during play. Knowing the “end game” sets a smart direction for any stakeholder of a vapor intrusion – a responsible party, landowner, environmental agency staff, and the public. Mr. […]

Forecasting an Engineering Control or Institutional Control Breach, A Study of Third-party Excavation Activity

Excavations by third-parties are inevitable near any cleanup site. Of concern to cleanup site managers, these unexpected events can breach institutional or engineering controls relied upon in a site’s cleanup remedy. Third-party excavators include utility companies, developers and contractors whose work is not part of the site cleanup process. Terradex completed an analysis of excavation […]

Terradex Gains GSA Contract Vehicle to Serve Federal Clients

Terradex, a unique and pioneering provider of information-based long-term stewardship (LTS) services, is pleased to announce its award of U.S. General Services Administration (GSA) Schedule 899 Contract for Environmental Services (Contract number GA-10F-009AA). Through this GSA contract, federal clients can tailor and procure the Terradex LandWatch and similar LTS services they need to support remedy protection […]

Off-site Groundwater Plumes – Terradex LandWatch Is A Risk Manager’s Best Friend

Groundwater contamination plumes often migrate off-site beyond the site where the chemicals were released.   The fate of the off-site plume poses a vexing risk management challenge for the regulator, potential responsible parties and even affected local governments.  Terradex’s LandWatch is an efficient and effective adjunct to the risk management plan for an off-site plume. […]

USEPA Issues Policy Guidance on Evaluation of Institutional Controls

The USEPA released on September 13, 2011 new guidance titled “Recommended Evaluation of Institutional Controls: Supplement to the Comprehensive Five Year Review Guidance”  providing recommendations for the monitoring and inspection of ICs during the CERCLA five-year review process.  The new USEPA guidance recommends that “ICs be mentioned specifically in the overall protectiveness statement when long-term protectiveness […]

Terradex Keeps Contaminated Soil Safely Managed

We often think of Institutional Controls (ICs) as prohibiting certain uses – for example, prohibiting groundwater use, prohibiting daycare or school, etc.  But often, and importantly, ICs help make sure that contaminated soil, when excavated,  is managed properly and isn’t, for example, carried away for use as “clean fill.”  For those who deal with ICs, […]

Financial Health Monitoring of Institutional Control Property Owners

The long term success of Institutional Controls (ICs) and cleanup remedies is often only as strong as the financial health of new property owners.   This is why, along with its classic suite of land monitoring, Terradex LandWatch now monitors the financial health of contaminated property owners. When new owners take over IC sites or residually […]

Where is the Water Well? The Competing Interests of Homeland Security and Environmental Health

Can you find the location of a water well in on a governmental mapping system? The answer is maybe – and it varies nationwide. A strong tension between the environmental health protection and safeguards for homeland security controls whether you will find that water well.  Environmental health protection invites for more  transparency in water well locations […]