Soil Stabilization: Optimizing Activated Carbon-Based Adsorbents for Immobilizing PFAS in Source Zones

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Learn how in situ soil stabilization reduces PFAS migration. Discover how immobilizing PFAS in source zone soils can minimize contaminant transport to groundwater and surface water. Review performance data from…

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In Situ Treatment of Target and Precursor PFAS in a Groundwater Plume Using a Permeable Barrier of Colloidal Activated Carbon

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Highlights: Achieved greater than 99.9% reduction in PFAS concentrations within the treatment barrier, with concentrations in many monitoring wells declining to below 4 ng/L and some reaching as low as…

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In Situ Colloidal Activated Carbon for PFAS Remediation in Groundwater: Principles, Performance Expectations, and Lessons from the First Decade

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In situ colloidal activated carbon (CAC), commercially delivered as products like PlumeStop®, provides an effective and field-proven solution for PFAS remediation in groundwater by immobilizing contaminants directly in the subsurface.…

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Securing Rapid Contaminant Reduction and Enhanced Bioremediation Using a Dispersive Injectable Reagent

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PlumeStop is an innovative groundwater remediation technology that rapidly reduces contaminant concentrations and accelerates biodegradation in situ. Unlike traditional granular activated carbon, PlumeStop is a colloidal suspension that can be…

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Sustainability assessment of in situ and ex situ remediation of PFAS‐contaminated groundwater

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Research Article highlights: Significantly lower carbon footprint: The in situ CAC barrier emitted 98% fewer greenhouse gases over 15 years compared to the ex situ pump-and-treat system (56 vs. 3922 metric tons CO₂-eq).…

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