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Explore our insights and thought leadership on environmental, health, and natural resource challenges past and present.

Featured Resources

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videos

The Conceptual Site Model: Webinar

The Cornerstone to Successful Environmental Projects - January 24, 2024 A conceptual site model (CSM) is foundational to both designing...

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Integral Insight

Demystifying PFAS Reporting: Navigating EPA’s TSCA Section 8(a)(7) Requirements

In December 2019, the U.S. Environmental Protection Agency (EPA) amended the Toxic Substances Control Act (TSCA) to add section 8(a)(7)...

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Integral Insight

U.S. Department of the Interior Proposes Revisions to NRDA Regulation Type A Rule

On Friday, the U.S. Department of the Interior (DOI) announced proposed changes to certain methods used to assess natural resource...

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Press Release

Manufacturers’ Proposals for Currently Unavoidable Uses (CUU) of PFAS Due to Maine DEP by March 1, 2024

The state of Maine is one of a handful of states regulating PFAS in products.   In 2021, the Maine...

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Integral Insight

Dredged Material Management Sampling: Considerations for Maintenance Dredging at a Yacht Club on the Lower Duwamish Waterway

When dredging is part of a remediation or maintenance project, managing the dredged material can be expensive and time-consuming. The...

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Integral Insight

Floating Offshore Wind: Overcoming Seafloor Challenges

As the world continues the path of decarbonization and renewable energy transformation, the need for additional offshore wind facilities to...

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Press Release

The Benthic Zone (January 2024 Edition): Integral’s Sediment Newsletter

The Benthic Zone newsletter is the place where Integral scientists and engineers share their expertise, running the gamut of topics...

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Case Study

Strategic Remedial Investigation in a Tidal Embayment

Situated within the Hackensack River estuary, the Berry’s Creek Study Area (BCSA) has a long urban and industry history and...

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Case Study

Springfield—Remedial Approach Development at a DNAPL Site

Under a bankruptcy settlement, our client is responsible for the cleanup and facilitation of redevelopment of a site in Springfield,...

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Case Study

Meridian—Development of a CSM and Corrective Measures Study at a Former Wood Treatment Facility

Under a bankruptcy settlement, our client is responsible for cleanup and facilitating redevelopment of a Resource Conservation and Recovery Act...

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Case Study

Navassa—Site Investigation and DNAPL Remediation at a Former Wood Treating Facility

Under a bankruptcy settlement, our client is responsible for the cleanup and facilitation of redevelopment of Superfund site in Navassa,...

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Case Study

Columbus—Site Investigation and Multimedia Remediation

Under a bankruptcy settlement, our client is responsible for cleanup and facilitation of redevelopment at a Superfund site in Columbus,...

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Case Study

Strategic Planning at a Former Wood Treating Site

Under a bankruptcy settlement, our client is responsible for the cleanup and facilitation of redevelopment at a site in Kansas...

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Case Study

Rapidly Repairing A Mission-Critical Groundwater Treatment Control System Remotely

After routine preventative maintenance, a client in Texas could no longer start their CERCLA-required groundwater treatment system. They tried to...

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Case Study

PFAS Multiphase Soil Capping Project

Per- and polyfluoroalkyl substances (PFAS) were found at high concentrations in surface soils at an active chemical manufacturing plant, posing...

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Case Study

Support of Environmental Reserve Setting

Our client is a multinational corporation with a large environmental risk portfolio that includes dozens of potentially contaminated sites across...

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Case Study

Riverbank Source Control Measure, Portland Harbor

Historical riverbank fill composed of erodible soil containing PCBs sloughed into the river during flood events at an upland industrial...

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Case Study

Sediment Remedial Design at a Multiparty Superfund Site

With the furthest downstream project area in a uniquely depositional region within a Superfund site, our client faces unique challenges...

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Case Study

Settling Natural Resource Damage Responsibilities for Steel Mill Operations

Trustees drafted an allocation of natural resource damage shares for Portland Harbor using nontransparent calculations and misrepresentations of facility information.  The...

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Case Study

Untangling Superfund Liability for Current and Historical Steel Mill Facilities at the Portland Harbor NPL Site

Our client operates a steel mill and associated facilities within a large Superfund site and is known for their cooperative...

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Case Study

Complex Remedial Design in a River Estuary

Mercury contamination from decades of industrial operations on the Penobscot River estuary have impacted wildlife and impaired resources.  A consent...