SEARCH Articles Figures Tables Deep waste injection wells Deep well Deep-well injected wastes Deep-well injection GEOCHEM Geochemical Geochemical modeling Geochemical modelling Geochemical models Hazardous waste Hazardous waste deep-well injection Hazardous waste deep-well injection geochemical Hazardous waste deep-well injection modeling Hazardous waste hazards Hazards MODEL Injected hazards Injection wells Waste injection wells Well injected wastes