... chlorobenzenes, PCBs, polycyclic aromatic hydrocarbons (PAHs), and labora-tory- and Þeld -contaminated sediments. The laboratory -contaminated sedimentswere maintained in contact with the chemicals ... MODFLOW 2- D ground water ßow; transport for two species; ßuid properties as linear function of Þrst species Sanford and Konikow, 1985MT3D + MODFLOW3-D ground water ßow; single-species ... nonequili-birum conditions by averaging results from 2- D vertical cross-section simulationsfor the range of expected Þeld conditions.L1667_book.fm Page 22 3 Tuesday, October 21 , 20 03 8:33 AM 20 04...