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Integral Insight
PFAS State Regulation of Drinking Water, Groundwater, and Surface Water: A Look Back
Poster presented at AEHS West Conference, March 20–23, 2023, San Diego, California In June 2022, the U.S. Environmental Protection Agency...
Vapor Intrusion Evaluation at a Daycare Facility in a Disadvantaged Community
Poster presented at AEHS West Conference, March 20–23, 2023, San Diego, California In 2021, a daycare center serving a disadvantaged...
NY State Establishes PFAS Surface Water Quality Guidance Values—Human Health Values Below Drinking Water Standards
The New York State Department of Environmental Conservation (DEC) recently released their final Ambient Water Quality Guidance Values for PFOS...
EPA Proposes the First National Primary Drinking Water Regulations for any PFAS Chemical
On March 14, 2023, the U.S. Environmental Protection Agency (EPA) proposed National Primary Drinking Water Regulations (NPDWRs) for perfluorooctanoic acid...
Environmental Safety Screening for Consumer Products
A trade association representing numerous consumer product and ingredient manufacturers was seeking to evaluate and disseminate information on the environmental...
Natural Protection Against Sea Level Rise
The California coast has been jolted by coastal flooding and damage caused by unprecedented rains, wind, high tides, and waves...
Key States To Include Cumulative Impacts In Environmental Permits
Environmental Justice Update: New York and Massachusetts are the latest states to bring cumulative impacts analysis into the permitting process....
Integral Nature-Based Living Shoreline Solutions
As we grapple with the realities of climate change and sea level rise, it is helpful to take a step...
Using U.S. Natural Resource Damage Assessment to Understand the Environmental Consequences of the War in Ukraine
Abstract The human toll of war is clearly devastating for both combatants and civilians. However, the environmental impacts of war,...
Human Health Risk Characterization of PFAS Chemicals at a Superfund Site
Knowledge regarding the toxicity and regulatory landscape of per- and polyfluoroalkyl substances (PFAS) is evolving rapidly, which can have significant...
Multiple Lines of Evidence to Support 3-Dimensional Delineation of a Historical Dredge Prism
Additional contribution by Debbie Deetz Silva (EVRAZ Inc. NA) Poster presented at Battelle Sediments Conference, Jan 9-12, 2023, Austin, Texas...
Use of SPI Technology to Quantitatively Evaluate the Effects of Carp Removal on Surface Sediment Conditions in a Michigan Lake
Additional contributions by Louise Venne (louise.venne@woodplc.com), Phil Pauquette (phil.pauquette@woodplc.com), and Cynthia Draper (cynthia.draper@woodplc.com) (Wood, Kennesaw, GA, USA) Poster presented at...
What Do Data Snapshots Miss? The Case for Time-Series Measurements
Poster presented at Battelle Sediments Conference, Jan 9-12, 2023, Austin, Texas Background/Objectives The physical dynamics of a contaminated sediment site...
Environmental Justice Screening Tools: Powerful Platforms with Potential Pitfalls
Poster presented at Battelle Sediments Conference, Jan 9-12, 2023, Austin, Texas Background/Objectives Environmental justice (EJ) requirements are increasingly being incorporated...
A Novel Approach for Evaluating Optimal Groundwater-Surface Water Discharge Monitoring Periods for Source Control Evaluation in Portland Harbor
Poster presented at Battelle Sediments Conference, Jan 9-12, 2023, Austin, Texas Background/Objectives Responsible parties are evaluating the effectiveness of groundwater...
Emergency Measures Needed to Rescue Great Salt Lake from Ongoing Collapse
A group of more than 30 researchers and professionals—including R. Jeffrey Davis, principal in Integral’s water resource management practice—authored a...
Permitting Constraints and Their Influence on Remedy Design
Additional contribution by Kathryn Purcell (Port of San Francisco) Poster presented at Battelle Sediments Conference, Jan 9-12, 2023, Austin, Texas...
Effects of Dam Removal Sediment Releases on Coastal Lagoon Dynamics and Ecosystems
Poster presented at Battelle Sediments Conference, Jan 9-12, 2023, Austin, Texas Background/Objectives The Matilija Dam in the Los Padres National...
Application of Sediment Erodibility Measurements in Site Characterization
Additional contribution by Jason Magalen, Solmar Hydro, Portland, OR USA (jason@solmarhydro.com) Poster presented at Battelle Sediments Conference, Jan 9-12, 2023,...
Regulatory Toxicology Evaluations for PFAS
In the last two years, regulatory actions and rule-makings related to per- and polyfluoroalkyl substances (PFAS) have accelerated. State and...
Conceptual Site Model for Contaminated Sediments in the St. Marys River Area of Concern
Following decades of investigation and remediation of contaminated sediment in the St. Marys River area of concern (AOC), stakeholders needed...