Groundwater contamination persists despite decades of remediation due to back diffusion from low-conductivity zones

Evidence

Contaminant Back Diffusion from Low-Conductivity Matrices: Case Studies of Remedial Strategies (NCBI/PMC)

Categorization

• corroborated: 2 independent passages support this claim
• XREF: connects to: Years of intensive treatment removed only tiny amounts of groundwater contaminant — Jonathan Harr, A Civil Action, 3137; Groundwater contamination like TCE can persist for thousands of years — Jonathan Harr, A Civil Action, 3138; DNAPL contaminants like TCE can be expected to persist for decades or even centuries — System for alleviating DNAPL contamination in groundwater (+2 more)

Related

• DNAPL contaminants like TCE can be expected to persist for decades or even centuries (similarity 0.89)
• Groundwater contamination like TCE can persist for thousands of years (similarity 0.89)
• Years of intensive treatment removed only tiny amounts of groundwater contaminant (similarity 0.80)