Groundwater and Contaminant Transport Modelling at the Sydney Tar Ponds Posted on March 11, 2019March 11, 2019 by GWInsight Mark King, Grant Carey, Daron Abbey and Fred Baechler. Paper for the 2003 IAH Conference, Winnipeg, Canada. Groundwater-and-Contaminant_Transport_Modelling_at_the_Sydney_Tar_Ponds3 Posted in Publications.