Contaminant Hydrogeology

1,1,1-trichloroethane 1,2-Dichloroethane acid advection American Geophysical Union aquifer augers bailer bentonite benzene biodegradation borehole capture zone carbon chemical chloride coefficient concentration Copyright curve degradation diffusion dissolved DNAPL drilling Environmental Equation equilibrium Fe2+ Figure filter pack fluid fractal fracture function Genuchten gradient ground water Ground Water Monitoring ground-water contamination hydraulic conductivity hydrocarbons hydrogeology injection ions landfill layer leachate linear LNAPL mass material matric potential measured mg/L microbes mobile nd nd nonaqueous phase liquid organic compounds oxidation oxygen permeability pesticides piezometer plume pore porosity porous media pump reaction removed sample sand saturation screen sediment solid solubility solute transport solvent sorbed sorption isotherm Source surface tank tetrachloroethylene tracer trichloroethylene tube unsaturated vadose zone vapor velocity volatile volume waste water content Water Monitoring Water Monitoring Review Water Resources Research water table Water Well Journal µg/L дх