Hexavalent chromium (Cr(VI)) continues to be a commonly encountered and challenging groundwater contaminant. While reduction of Cr(VI) to Cr(III) is a well-established remediation pathway, site-specific conditions such as rapid groundwater…
Understand the latest PFAS regulatory landscape - How federal PFAS regulations have evolved since EPA’s 2021 PFAS Strategic Roadmap, including which rules remain in place, which have been revised or…
The SDWA rollback - Why EPA is rescinding MCLs for four PFAS, what the 2031 compliance extension means, and what the public comment record may reveal CERCLA’s PFOA/PFOS designation - EPA’s enforcement…
Cost reduction through smarter site characterization - High-resolution data collection and 3D modeling minimize uncertainty, reduce overdesign, and lower both investigation and remediation costs Optimized remediation design and targeting - 3D visualization…
CAC enables in situ PFAS immobilization - Injectable colloidal activated carbon (CAC) increases aquifer sorption capacity, driving PFAS from the dissolved phase to the solid phase and reducing mobility and exposure…
This special webinar event featured a powerhouse panel of nationally recognized PFAS leaders for a candid, solutions‑focused discussion on today’s most pressing PFAS challenges. This expert panel included Mary Gade,…
Put Biosolids Contaminated with PFAS in Context - Learn about the history of biosolids use, the role EPA plays in their promotion as a soil nutrient and stabilizer, and what's known…
Review of PFAS transport processes in the vadose zone How PFAS mass discharge may be used to prioritize site remediation Lines of evidence, including several PFAS visualization methods, to validate…
Common PFAS data anomalies and how they can affect detection and reporting accuracy Significance of raw instrument data found in full “Level 4” lab data packages Anomalies found in Level…
Cost reduction through advanced tools - High-Resolution Site Characterization tools and 3D Visualization & Animation technology enable faster, more accurate subsurface mapping, reducing investigation and remediation costs Enhanced decision-making & communication - 3D visualization…