Douglas B. Kent
U.S. Geological Survey, Menlo Park, CA
Activity
2024
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TRACING CONTAMINANT PATHWAYS IN SOILS AND PLANTS FROM OIL AND GAS PRODUCED-WATER DUMPING IN THE PERMIAN BASIN, USA
T133 Use of Oil and Gas Production Wastes Outside the Oil Field: Lab, Field, and Modeling Studies of Potential ImpactsMonday, 23 September 20241:30 PM - 5:30 PM211B
2023
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EVALUATING THE IMPACT OF OIL AND GAS WASTEWATER DUMPS IN THE PERMIAN BASIN ON SOIL BIOGEOCHEMISTRY
54 D4. Energy Resource Development and Potential Environmental EffectsSunday, 19 March 20231:30 PM - 5:30 PMLake Audubon
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PRODUCED WATER GEOCHEMICAL CHARACTERIZATION FROM A MARCELLUS-SHALE NATURAL GAS WELL RESEARCH SITE
9 D7. Geochemistry, Mineralogy, Petrology, and Volcanology (Posters)Friday, 17 March 20238:00 AM - 12:00 PMGrand Ballroom A–D
2020
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EFFECTS OF PERMIAN BASIN OIL AND GAS WASTEWATER DUMPING ON SOIL MICROBIAL COMMUNITIES
T127 Microbial Interactions in Energy Production and Energy-Related SystemsWednesday, 28 October 202010:00 AM - 12:00 PMMeeting Rooms
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SOURCING AND CHARACTERIZING GEOCHEMICAL CHANGES FROM UNPERMITTED PRODUCED WATER DUMPING, PERMIAN BASIN, USA
66 D2. Energy GeologyTuesday, 27 October 20201:30 PM - 5:30 PMMeeting Rooms
2018
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USING A REACTIVE TRANSPORT MODEL TO EVALUATE TEMPERATURE-DEPENDENT ARSENIC RELEASE DOWNGRADIENT OF NUTRIENT-RICH SURFACE WATER SYSTEMS
23 Natural Contaminants in Groundwater Drinking Water Sources: When Natural Doesn't Mean HealthyTuesday, 17 April 20188:00 AM - 12:00 PMRoom 260/262
2016
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VARIATION IN THE EFFECTS OF UNCONVENTIONAL OIL AND GAS SPILLS IN THE WILLISTON BASIN
T309 In-Situ Technologies for Energy Resource Extraction: The Role of WaterWednesday, 28 September 20161:30 PM - 5:30 PMRoom 501
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HYDROLOGIC AND BIOGEOCHEMICAL CONTROLS ON NITRATE MASS TRANSFER FROM CONTAMINATED GROUNDWATER INTO A GROUNDWATER FLOW-THROUGH LAKE ON CAPE COD, MA
T250 Interaction of Physical and Biogeochemical Processes at Groundwater–Surface-Water Interfaces in Rivers, Lakes, Estuaries, and Coastal Marine Settings (Posters)Tuesday, 27 September 20169:00 AM - 6:30 PMExhibit Hall E/F
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IN SITU DETERMINATION OF THE FATE AND FLUX OF NITRATE IN GROUNDWATER AS IT DISCHARGES THROUGH THE SURFACE SEDIMENTS INTO A GROUNDWATER FLOW-THROUGH LAKE ON WESTERN CAPE COD, MA
T250 Interaction of Physical and Biogeochemical Processes at Groundwater–Surface-Water Interfaces in Rivers, Lakes, Estuaries, and Coastal Marine Settings (Posters)Tuesday, 27 September 20169:00 AM - 6:30 PMExhibit Hall E/F
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THE FATE AND TRANSPORT OF DISSOLVED OXYGEN, INORGANIC NITROGEN AND ORGANIC CARBON DURING RECHARGE TO GROUNDWATER FROM A KETTLE LAKE ON CAPE COD, MA
T250 Interaction of Physical and Biogeochemical Processes at Groundwater–Surface-Water Interfaces in Rivers, Lakes, Estuaries, and Coastal Marine Settings (Posters)Tuesday, 27 September 20169:00 AM - 6:30 PMExhibit Hall E/F
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CHEMICAL FORMS OF INORGANIC ELEMENTS IN WASTEWATER FROM A MARCELLUS SHALE-GAS WELL
123 When Oil and Water Mix: Understanding the Environmental Impacts of Shale Development III (Posters)Monday, 26 September 20161:30 PM - 5:30 PMMile High Ballroom Prefunction
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UNCONVENTIONAL OIL AND GAS (UOG) WASTEWATER SPILLS: PERSISTENCE OF CONTAMINANTS AND ENVIRONMENTAL HEALTH IMPLICATIONS
90 When Oil and Water Mix: Understanding the Environmental Impacts of Shale Development IMonday, 26 September 20168:00 AM - 12:00 PMMile High Ballroom 2A/3A
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MODELING THE EFFECT OF TEMPERATURE VARIABILITY ON GROUNDWATER ARSENIC PLUMES DOWNGRADIENT OF EUTROPHIC LAKES
T134 Cycling of Arsenic and Other Associated Trace Elements in Global Geohydrological Systems and ManagementMonday, 26 September 20161:30 PM - 5:30 PMRoom 502
2015
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FACTORS IMPACTING THE FATE AND TRANSPORT OF WASTEWATER-DERIVED NITROGEN AND ARSENIC DURING GROUNDWATER DISCHARGE TO A FLOW-THROUGH LAKE
T91 Fate and Remediation of Organic and Metal Contaminants in Wetlands and SedimentsMonday, 2 November 20158:00 AM - 12:00 PMRoom 343
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GEOCHEMICAL INVESTIGATIONS OF WASTEWATER SPILLS RELATED TO UNCONVENTIONAL OIL DEVELOPMENT IN THE WILLISTON BASIN
T91 Fate and Remediation of Organic and Metal Contaminants in Wetlands and SedimentsMonday, 2 November 20158:00 AM - 12:00 PMRoom 343
2013
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TESTING CONCEPTUAL MODELS FOR PROCESSES CONTROLLING NITRATE REDUCTION COUPLED TO IRON(II) OXIDATION DURING A FIELD-SCALE TRANSPORT EXPERIMENT
T203 Secondary Water Quality Effects of Natural and Enhanced Attenuation of ContaminantsTuesday, 29 October 20138:00 AM - 12:00 PMRoom 303
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MODELING THE IMPACT OF PH AND DISSOLVED SALT CONCENTRATIONS ON ZN, NI AND PB SORPTION AND TRANSPORT USING COMBINED ION EXCHANGE AND SURFACE COMPLEXATION MODELS
T203 Secondary Water Quality Effects of Natural and Enhanced Attenuation of ContaminantsTuesday, 29 October 20138:00 AM - 12:00 PMRoom 303
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A CROSS-SITE STUDY OF PROCESSES CONTROLLING SECONDARY WATER QUALITY IMPACTS OF ANAEROBIC BIODEGRADATION
T203 Secondary Water Quality Effects of Natural and Enhanced Attenuation of ContaminantsTuesday, 29 October 20138:00 AM - 12:00 PMRoom 303
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PROCESSES INFLUENCING THE FATE AND TRANSPORT OF NITRATE AND AMMONIUM DURING DISCHARGE FROM GROUNDWATER TO SURFACE WATER PONDS ON WESTERN CAPE COD, MASSACHUSETTS, USA
T170 Understanding Contaminant Fate and Transport in Unconsolidated Aquifers—A Session on the Occasion of 30 Years of Long-Term Research at the Cape Cod Toxic Substances Hydrology Field SiteMonday, 28 October 20131:00 PM - 5:00 PMRoom 302
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NATURAL RESTORATION OF A TREATED-WASTEWATER PLUME IN A SAND AND GRAVEL AQUIFER, CAPE COD, MASSACHUSETTS
T170 Understanding Contaminant Fate and Transport in Unconsolidated Aquifers—A Session on the Occasion of 30 Years of Long-Term Research at the Cape Cod Toxic Substances Hydrology Field SiteMonday, 28 October 20131:00 PM - 5:00 PMRoom 302
2008
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Processes Controlling the Mobility of Naturally Occurring Arsenic In a Hydrogeologically and Biogeochemically Well-Characterized Aquifer
T297 Groundwater Arsenic: A Global Environmental Health Problem and Sustainable Mitigation IWednesday, 8 October 20088:00 AM - 12:00 PM
2007
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NATURAL RESTORATION OF A TREATED-WASTEWATER PLUME IN THE CAPE COD SAND AND GRAVEL AQUIFER, MASSACHUSETTS
16 Treated Wastewater and Urban and Suburban Runoff as Aquifer Recharge: Issues for Protection of Groundwater QualityMonday, 12 March 20073:00 PM - 4:45 PM
2006
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THE CAPE COD WASTEWATER PLUME AS A FIELD LABORATORY FOR THE MULTIDISCIPLINARY STUDY OF PROCESSES AFFECTING CONTAMINANT TRANSPORT IN GROUND WATER
T68 Multidisciplinary Approaches to Geochemical ProblemsMonday, 23 October 20068:00 AM - 12:00 PM
2005
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CONTROLS ON THE MOBILITY OF NATURALLY OCCURRING ARSENIC IN A SHALLOW AQUIFER UNDER VARIABLE CHEMICAL CONDITIONS
T69 Arsenic Occurrence and Fate in Hydrogeologic Systems IMonday, 17 October 20058:00 AM - 12:00 PM
2001
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GEOCHEMICAL EVOLUTION OF A SEWAGE-CONTAMINATED, SAND AND GRAVEL AQUIFER, CAPE COD, MASSACHUSETTS
T118 Iron in Sedimentary Aquifers: Biological, Chemical, and Physical Controls on Iron MobilityWednesday, 7 November 20018:00 AM - 10:00 AM