Marshall W. Gannett
U.S. Geological Survey, Portland, OR
Activity
2017
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WHERE, WHEN, AND WHY DO SPRINGS OCCUR IN VOLCANIC TERRANES? A REGIONAL ANALYSIS: WESTERN OREGON AND WASHINGTON, NORTHEASTERN CALIFORNIA, AND SOUTHERN IDAHO, USA
T300 Springs: Providing Insights on Critical Groundwater Quality and Quantity IssuesWednesday, 25 October 20178:00 AM - 12:00 PMRoom 613/614
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AN UPDATED GEOLOGIC MAP TO IDENTIFY GROUNDWATER FLOW PATTERNS IN THE CENOZOIC VOLCANIC ROCKS OF THE PACIFIC NORTHWEST VOLCANIC AQUIFER SYSTEM STUDY AREA
T71 Geologic Maps and Their Derivatives (Posters)Sunday, 22 October 20179:00 AM - 5:30 PMHalls 4EF
2012
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THE USE OF A COUPLED SIMULATION-OPTIMIZATION MODEL TO GUIDE GROUNDWATER DEVELOPMENT IN THE UPPER KLAMATH BASIN, OREGON AND CALIFORNIA
134 Hydrogeology II: Groundwater ManagementTuesday, 6 November 20128:00 AM - 12:00 PM212AB
2010
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DESIGNING SAMPLING STRATEGIES TO SUPPORT GROUNDWATER MODELING IN THE UPPER KLAMATH BASIN, OREGON AND CALIFORNIA
19 Inverse Modeling and Related Analyses: Methods and ApplicationsThursday, 10 June 20108:00 AM - 12:00 PMPine
2009
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SUBSURFACE STRUCTURE OF THE LOWER KLAMATH LAKE AND TULE LAKE BASINS, CALIFORNIA, INVESTIGATED USING GRAVITY ANOMALIES
169 Geophysics/Tectonophysics/Seismology (Posters)Tuesday, 20 October 20099:00 AM - 6:00 PMHall A
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SIMULATION OF REGIONAL GROUNDWATER FLOW IN THE OREGON CASCADES – SUCCESSES, LIMITATIONS, AND NEXT STEPS
T59 Hydrologic Characterization and Simulation of Neogene Volcanic TerranesSunday, 18 October 20091:30 PM - 5:30 PMD139/140
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MODEL ANALYSIS OF HYDROLOGIC RESPONSE TO CLIMATE CHANGE IN THE UPPER DESCHUTES BASIN, OREGON
T59 Hydrologic Characterization and Simulation of Neogene Volcanic TerranesSunday, 18 October 20091:30 PM - 5:30 PMD139/140
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EVALUATING DATA WORTH FOR GROUNDWATER MODELING IN THE UPPER KLAMATH BASIN, OREGON AND CALIFORNIA
T59 Hydrologic Characterization and Simulation of Neogene Volcanic TerranesSunday, 18 October 20091:30 PM - 5:30 PMD139/140
2003
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TEMPORAL AND SPATIAL VARIATIONS IN GROUND-WATER DISCHARGE TO STREAMS IN THE CASCADE RANGE IN OREGON, AND IMPLICATIONS FOR WATER MANAGEMENT IN THE KLAMATH BASIN
201 Hydrogeology IV: Western U.S. HydrogeologyWednesday, 5 November 20038:00 AM - 12:00 PM
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QUATERNARY STRATIGRAPHIC FRAMEWORK FOR HYDROGEOLOGIC ANALYSIS OF THE WILLAMETTE VALLEY, OREGON
201 Hydrogeology IV: Western U.S. HydrogeologyWednesday, 5 November 20038:00 AM - 12:00 PM
2002
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NEOGENE SEDIMENTATION IN THE WILLAMETTE VALLEY, OREGON
43 Geology and Hydrology of the Willamette Basin, OregonWednesday, 15 May 20021:30 PM - 5:30 PM
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QUATERNARY STRATIGRAPHIC FRAMEWORK FOR THE WILLAMETTE VALLEY, OREGON
43 Geology and Hydrology of the Willamette Basin, OregonWednesday, 15 May 20021:30 PM - 5:30 PM