Facilitated transport is an issue identified by the forum as a concern of Superfund decision-makers. Any process that has the potential to speed the transport of a pollutant beyond what is expected based solely on considerations of idealized Darcian flow and equilibrium sorptive interactions with an immobile solid phase has been broadly termed, “facilitated transport”.

• Facilitated Transport (PDF)(5 pp, 34 K, 1989, 540/4-89/003)