We dig into the latest industry insights so you don’t have to. Browse recent articles to catch up on regulatory news, technical updates, and best practices that matter.
Child playing in dirt with red bucket
EPA Issues Update to Child Lead Model – Lowers Default Soil Screening Level to 200 mg/kg
In May 2021, the United States Environmental Protection Agency (EPA) updated the Integrated Exposure Uptake Biokinetic (IEUBK) model.
Charlie DeWolf, PhD
Coronavirus State and Local Fiscal Recovery Funds Offer $350 Billion for Community Improvements
The United States Department of the Treasury announced the Coronavirus State and Local Fiscal Recovery Funds, which provides emergency funding for state and local governments.
Karla Greaser, P.E.
5 Ways to Streamline Reclamation Plan Implementation
Successful reclamation includes constructing a sustainable surface that minimizes erosion, supports revegetation, and supports water quality.
Cameron Twing
Remote Sensing Landscape
Making Sense of When to Leverage Remote Sensing
Remote sensing offers a powerful and often cost-effective way to obtain essential information a landscape, providing data that can inform project decisions across multiple industries and applications.
Brad Pekas, PE, PG
NEPA Federal Lands
What's New with NEPA?
We explore four key NEPA updates introduced in 2021 that may apply to environmental projects for years to come.
PFAS regulations
PFAS Regulations – Part 2: Emerging and Anticipated Regulatory Developments
We explore pending and emerging PFAS rules and regulations, especially concerning water, contaminated sites, wastewater, and solid waste.
Andrew Pawlisz, DABT
Ethanol plant fermentation top
OGI Highlights the Value of Voluntary Emissions Monitoring at Ethanol Plants
Technology like optical gas imaging (OGI) combined with voluntary emissions monitoring can help identify and mitigate vapor emissions from beerwell and fermentation tank top equipment.
Environmental Statistics: Contaminant Source Attribution Using PCA – PFAS, an Example
Environmental statistical methods, such as principal component analysis (PCA), can help summarize complex datasets and inform decision-making.
QAPPs – What Are They and Why Do They Matter?
Quality assurance project plans (QAPPs) can be an essential part of project planning for sites that use data for project decisions.
Nella Dagnillo, REM
Chemical plant
PFAS Regulations – Part 1: Existing Rules
Several EPA-led actions, research, monitoring, and toxicity testing will likely result in additional PFAS regulations. Trihydro presents Part 1 of 3 in a series of articles covering PFAS regulations.
Andrew Pawlisz, DABT


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