Abstract deadline: 11:59 PM Pacific Time, 28 January 2025.

Hydrogeology

T3. Hydrogeologic Basin Characterization: Integrated Approaches Using Geophysical, Geochemical, Geologic, and Hydrologic Methods
Michael Stephens, Sacramento, CA; Mesut Cayar, Woodard & Curran and Nicole Jacobsen, Woodard & Curran

Session Description: By integrating diverse datasets, we can enhance our understanding of aquifer systems. This multidisciplinary strategy can assist in developing hydrogeologic conceptual models, parameterizing groundwater models, identifying recharge areas, and modeling groundwater salinity. This session explores applications showcasing how combining geophysical, geochemical, geologic, and hydrologic datasets has improved basin characterization efforts.

Hydrogeology

T3. Hydrogeologic Basin Characterization: Integrated Approaches Using Geophysical, Geochemical, Geologic, and Hydrologic Methods (Posters)
Michael Stephens, Sacramento, CA; Mesut Cayar, Woodard & Curran and Nicole Jacobsen, Woodard & Curran

Session Description: By integrating diverse datasets, we can enhance our understanding of aquifer systems. This multidisciplinary strategy can assist in developing hydrogeologic conceptual models, parameterizing groundwater models, identifying recharge areas, and modeling groundwater salinity. This session explores applications showcasing how combining geophysical, geochemical, geologic, and hydrologic datasets has improved basin characterization efforts.

T4. Investigations of Hydrologic Resources in the Cordillera
Michelle Stern, California Water Science Center, Sacramento, CA; Geoffrey Cromwell, California Water Science Center, Santa Maria, CA; Wesley R. Henson, California Water Science Center, San Diego, CA and Hank Johnson, Oregon Water Science Center, Portland, OR

Session Description: Understanding hydrologic resources is critical for water conservation, development, utilization, and sustainability. This session will focus on studies with broad applicability in groundwater and surface water resources. Studies of interest include water quantity and quality, emerging contaminants, aquifer recharge and recovery, land subsidence, and climate change.

T4. Investigations of Hydrologic Resources in the Cordillera (Posters)
Michelle Stern, California Water Science Center, Sacramento, CA; Geoffrey Cromwell, California Water Science Center, Santa Maria, CA; Hank Johnson, Oregon Water Science Center, Portland, OR and Wesley R. Henson, California Water Science Center, San Diego, CA

Session Description: Understanding hydrologic resources is critical for water conservation, development, utilization, and sustainability. This session will focus on studies with broad applicability in groundwater and surface water resources. Studies of interest include water quantity and quality, emerging contaminants, aquifer recharge and recovery, land subsidence, and climate change.

T8. Cordilleran Tectonics: Integrating Field and Analytical Approaches
Terry Lee, Univ. of Nevada, Reno, Reno, NV and Dominik Vlaha, Univ. of Nevada, Reno, Reno, NV

Session Description: In this session, we invite multidisciplinary geoscientists focused on Cordilleran tectonics rooted in detailed field observations and geologic mapping. This, in turn, drives subsequent analytical approaches to place quantitative constraints on the tectonic evolution of the North American Cordillera.

T8. Cordilleran Tectonics: Integrating Field and Analytical Approaches I (Posters)
Terry Lee, Univ. of Nevada, Reno, Reno, NV and Dominik Vlaha, Univ. of Nevada, Reno, Reno, NV

Session Description: In this session, we invite multidisciplinary geoscientists focused on Cordilleran tectonics rooted in detailed field observations and geologic mapping. This, in turn, drives subsequent analytical approaches to place quantitative constraints on the tectonic evolution of the North American Cordillera.

T8. Cordilleran Tectonics: Integrating Field and Analytical Approaches II (Posters)
Terry Lee, Univ. of Nevada, Reno, Reno, NV and Dominik Vlaha, Univ. of Nevada, Reno, Reno, NV

Session Description: In this session, we invite multidisciplinary geoscientists focused on Cordilleran tectonics rooted in detailed field observations and geologic mapping. This, in turn, drives subsequent analytical approaches to place quantitative constraints on the tectonic evolution of the North American Cordillera.

T9. Mesozoic-Cenozoic Orogenesis Along the Pacific Northwest Cordilleran Margin
Michael Darin, Portland, OR; Melanie Michalak, Cal Poly Humboldt Univ., Arcata, CA; Rebecca J. Dorsey, Univ. of Oregon, Eugene, OR and Kathleen Surpless, Trinity Univ., San Antonio, TX

Session Description: This session examines orogenic processes from the mantle to the surface along the Mesozoic-Cenozoic Cordilleran margin in the Pacific Northwest region. We invite studies that advance understanding of tectonic, structural, geomorphic, thermal, and sedimentological feedbacks, and welcome contributions that integrate results from geologic mapping, modeling, and/or lab-based analytical studies.

T9. Mesozoic-Cenozoic Orogenesis Along the Pacific Northwest Cordilleran Margin (Posters)
Michael Darin, Portland, OR; Melanie Michalak, Cal Poly Humboldt Univ., Arcata, CA; Rebecca J. Dorsey, Univ. of Oregon, Eugene, OR and Kathleen Surpless, Trinity Univ., San Antonio, TX

Session Description: This session examines orogenic processes from the mantle to the surface along the Mesozoic-Cenozoic Cordilleran margin in the Pacific Northwest region. We invite studies that advance understanding of tectonic, structural, geomorphic, thermal, and sedimentological feedbacks, and welcome contributions that integrate results from geologic mapping, modeling, and/or lab-based analytical studies.

T10. Cordilleran and Other Orogenic Belt Evolution from Components to Whole
John Wakabayashi, California State Univ. Fresno, Fresno, CA; David H. Shimabukuro, California State Univ., Sacramento, Sacramento, CA and Jessie Shields, Univ. of Nevada, Reno, NV

Session Description: We invite presentations on evolution of the Cordillera and other orogenic belts, including various components such as subduction complexes and basins, as well as relationships among components, and larger time and length scale orogenic assembly. Comparisons between the Cordillera and other orogenic belts are also welcome.

T10. Cordilleran and Other Orogenic Belt Evolution from Components to Whole (Posters)
John Wakabayashi, California State Univ. Fresno, Fresno, CA; David H. Shimabukuro, California State Univ., Sacramento, Sacramento, CA and Jessie Shields, Univ. of Nevada, Reno, NV

Session Description: We invite presentations on evolution of the Cordillera and other orogenic belts, including various components such as subduction complexes and basins, as well as relationships among components, and larger time and length scale orogenic assembly. Comparisons between the Cordillera and other orogenic belts are also welcome.

T11. Mysteries of the Sierra Nevada
Craig Jones, Univ. of Colorado, Boulder, Boulder, CO; Christopher Henry, Univ. of Nevada, Reno, Reno, NV; Matt ONeal, California Geological Survey, Sacramento, CA and Peter Holland, California Geological Survey, Sacramento, CA

Session Description: From questions about connections to North America in the Paleozoic to geodetic uplift, about a Nevadan orogeny and a high Eocene Sierra, this session seeks contributions about the construction, evolution, and origins of the Sierra Nevada, a range both well exposed and at the leading edge of North American geology.

T11. Mysteries of the Sierra Nevada (Posters)
Craig Jones, Univ. of Colorado, Boulder, Boulder, CO; Christopher Henry, Univ. of Nevada, Reno, Reno, NV; Matt ONeal, California Geological Survey, Sacramento, CA and Peter Holland, California Geological Survey, Sacramento, CA

Session Description: From questions about connections to North America in the Paleozoic to geodetic uplift, about a Nevadan orogeny and a high Eocene Sierra, this session seeks contributions about the construction, evolution, and origins of the Sierra Nevada, a range both well exposed and at the leading edge of North American geology.

T12. Carbon Mineralization Potential of Ultramafic and Ophiolitic Units (Posters)
Megan M. Smith, Livermore, CA and Amelia Vankeuren, California State Univ. - Sacramento, Sacramento, CA

Session Description: Converting carbon dioxide into carbonate minerals could be a safe and permanent method of CO2 storage to help mitigate the global climate crisis. This session seeks presentations focused on the carbon mineralization potential of ultramafic and ophiolitic formations, including controlling factors such as rock reactivity, genesis, evolution, and fluid-rock interaction.

T13. Plumes, Ophiolites and Oceanic Crust: Honoring the Scientific Contributions of John W. Shervais
Marlon Jean, Amherst, MA and John Wakabayashi, California State Univ., Fresno, CA

Session Description: From his early work on mantle peridotites, to continental volcanism, ophiolites, and oceanic crust, this session honors John’s petrologic and geochemical contributions over the past five decades. John’s work has transformed how we view volcanism and the mantle, and will continue to influence current and future generations of petrologists.

T13. Plumes, Ophiolites and Oceanic Crust: Honoring the Scientific Contributions of John W. Shervais (Posters)
Marlon Jean, Amherst, MA and John Wakabayashi, California State Univ., Fresno, CA

Session Description: From his early work on mantle peridotites, to continental volcanism, ophiolites, and oceanic crust, this session honors John’s petrologic and geochemical contributions over the past five decades. John’s work has transformed how we view volcanism and the mantle, and will continue to influence current and future generations of petrologists.

T14. Volcanic and Plutonic Connections in Cordilleran Arcs: Integrating Studies from Extinct and Active Systems
Katie Ardill, Texas Tech Univ., Lubbock, TX and Madeline Lewis, Univ. of Wyoming, Laramie, WY

Session Description: This session investigates how volcanic and plutonic systems relate in Cordilleran arcs. We welcome studies on volcanic and plutonic rocks and porphyry systems of active and extinct arcs, which use various methods such as field observations, modeling, experiments, and geochemical and geophysical techniques to gain insights into the volcanic-plutonic connection.

T14. Volcanic and Plutonic Connections in Cordilleran Arcs: Integrating Studies from Extinct and Active Systems (Posters)
Katie Ardill, Texas Tech Univ., Lubbock, TX and Madeline Lewis, Univ. of Wyoming, Laramie, WY

Session Description: This session investigates how volcanic and plutonic systems relate in Cordilleran arcs. We welcome studies on volcanic and plutonic rocks and porphyry systems of active and extinct arcs, which use various methods such as field observations, modeling, experiments, and geochemical and geophysical techniques to gain insights into the volcanic-plutonic connection.

T15. Tectonics and Magmatism in the Modern and Ancestral Cascades Volcanic Arc I
Bryant Platt, Geoscience and Environmental Change Science Center, Denver, CO; Alicia Manzo, California State Univ. - Fresno, Fresno, CA; Chad Carlson, Division of Engineering, West Sacramento, CA and Jessica Shields, Reno, NV

Session Description: This session examines the tectonic and magmatic processes that shape the modern and ancestral Cascades Volcanic Arc. We invite submissions that investigate a broad range of topics, including magma storage, structural development, interplay between tectonics and magmatism, and the tectonic and magmatic evolution of the Cascades and analogous volcanic arcs.

T15. Tectonics and Magmatism in the Modern and Ancestral Cascades Volcanic Arc II
Bryant Platt, Geoscience and Environmental Change Science Center, Denver, CO; Alicia Manzo, California State Univ. - Fresno, Fresno, CA; Chad Carlson, Division of Engineering, West Sacramento, CA and Jessica Shields, Reno, NV

Session Description: This session examines the tectonic and magmatic processes that shape the modern and ancestral Cascades Volcanic Arc. We invite submissions that investigate a broad range of topics, including magma storage, structural development, interplay between tectonics and magmatism, and the tectonic and magmatic evolution of the Cascades and analogous volcanic arcs.

T17. Evolution of Plutons and Batholiths at Different Crustal Levels
Madeline Lewis, Univ. of Wyoming, Laramie, WY and Ami Ward, Univ. of North Carolina - Chapel Hill, Chapel Hill, NC

Session Description: Why, when, and how do Cordilleran plutons and batholiths grow throughout the crustal column? This session examines the impact of magmatic and tectonic processes at different crustal levels on compositions, volumes, and growth rates of intrusions. We encourage contributions from various perspectives, including petrology and geochemistry, field studies, and tectonics.

T17. Evolution of Plutons and Batholiths at Different Crustal Levels (Posters)
Madeline Lewis, Univ. of Wyoming, Laramie, WY and Ami Ward, Univ. of North Carolina - Chapel Hill, Chapel Hill, NC

Session Description: Why, when, and how do Cordilleran plutons and batholiths grow throughout the crustal column? This session examines the impact of magmatic and tectonic processes at different crustal levels on compositions, volumes, and growth rates of intrusions. We encourage contributions from various perspectives, including petrology and geochemistry, field studies, and tectonics.

T18. Tectonic Controls on Cenozoic Magmatism in the Cordillera
Cathy Busby, Univ. of California Davis, Davis, CA; Keith Putirka, California State Univ. - Fresno, Fresno, CA; Michael Eddy, Purdue Univ., West Lafayette, IN; Sean Regan, Univ. of Alaska Fairbanks, Fairbanks, AK; Dawnika Blatter, California Volcano Observatory (CalVO), Moffett Field, CA and Seth Burgess, California Volcano Observatory (CalVO), Moffett Field, CA

Session Description: Plate reconstructions and geophysics provide a framework for understanding Cenozoic magmatism in the Cordillera, including arc, rift, slab window, and hot spots. We solicit abstracts that link aspects of Cenozoic magmatic rocks (e.g. volcanology, intrusive styles, structural controls, distribution of centers, geochemistry, etc.) to tectonic setting.

T19. Critical and Metallic Resources of the American Cordillera
Hannah Aird, California State Univ., Chico, Chico, CA and Erik Haroldson, California State Univ., Sacramento, Sacramento, CA

Session Description: This session will discuss the latest innovations in our understanding of ore deposits and the resource sector throughout the American Cordillera. Abstracts could focus on petrology, mineralogy, geochemistry, geophysics, broader tectonic context, or other aspects of ore deposits.

T19. Critical and Metallic Resources of the American Cordillera (Posters)
Hannah Aird, California State Univ., Chico, Chico, CA and Erik Haroldson, California State Univ., Sacramento, Sacramento, CA

Session Description: This session will discuss the latest innovations in our understanding of ore deposits and the resource sector throughout the American Cordillera. Abstracts could focus on petrology, mineralogy, geochemistry, geophysics, broader tectonic context, or other aspects of ore deposits.

T20. Earthquake Hazards in Applied Geology
Chad Carlson, Division of Engineering, West Sacramento, CA; Don Hoirup, Division of Engineering, West Sacramento, CA and Sean L. Dunbar, Division of Engineering, West Sacramento, CA

Session Description: The infrastructure critical to our daily lives sometimes resides in areas prone to earthquakes. To examine the contributions of applied geologic work, we seek abstracts focused on seismic and seismic-induced hazards and how these hazards are studied and addressed for application to geological engineering, geotechnical, and civil engineering projects.

T20. Earthquake Hazards in Applied Geology (Posters)
Chad Carlson, Division of Engineering, West Sacramento, CA; Don Hoirup, Division of Engineering, West Sacramento, CA and Sean L. Dunbar, Division of Engineering, West Sacramento, CA

Session Description: The infrastructure critical to our daily lives sometimes resides in areas prone to earthquakes. To examine the contributions of applied geologic work, we seek abstracts focused on seismic and seismic-induced hazards and how these hazards are studied and addressed for application to geological engineering, geotechnical, and civil engineering projects.

T21. Quaternary Geology of the Great Central Valley of California: What Have We Learned in the Past 60 Years?
Roy J. Shlemon, Univ. California, Davis, Davis, CA and Julie Griffin, California State Univ., Sacramento, Sacramento, CA

Session Description: The Central Valley of California encompasses an array of landforms, sediments, structures, and economic deposits. While the general Quaternary history of these features was compiled 60 years ago, research continues. This session welcomes abstracts exploring the chronostratigraphy, sedimentation, subsidence, tectonics, and anthropogenic modification of the Central Valley during the Quaternary.

T21. Quaternary Geology of the Great Central Valley of California: What Have We Learned in the Past 60 Years? (Posters)
Roy J. Shlemon, Univ. California, Davis, Davis, CA and Julie Griffin, California State Univ., Sacramento, Sacramento, CA

Session Description: The Central Valley of California encompasses an array of landforms, sediments, structures, and economic deposits. While the general Quaternary history of these features was compiled 60 years ago, research continues. This session welcomes abstracts exploring the chronostratigraphy, sedimentation, subsidence, tectonics, and anthropogenic modification of the Central Valley during the Quaternary.

T22. Urban Estuary: Lake Merritt, Jewel of Oakland
Jere Lipps, Univ. of California - Berkeley, Berkeley, CA and Andrew Alden, Northern California Geological Society, Oakland, CA

Session Description: This distinctive, highly modified marine estuary and popular park within Oakland, California, exemplifies San Francisco Bay’s indigenous and colonial histories and Anthropocene challenges. We welcome oral and poster presentations on Lake Merritt’s geologic setting, Quaternary history, aquatic chemistry and biota, geoheritage, human history, engineering management, and educational and social values.

T22. Urban Estuary: Lake Merritt, Jewel of Oakland (Posters)
Jere Lipps, Univ. of California - Berkeley, Berkeley, CA and Andrew Alden, Northern California Geological Society, Oakland, CA

Session Description: This distinctive, highly modified marine estuary and popular park within Oakland, California, exemplifies San Francisco Bay’s indigenous and colonial histories and Anthropocene challenges. We welcome oral and poster presentations on Lake Merritt’s geologic setting, Quaternary history, aquatic chemistry and biota, geoheritage, human history, engineering management, and educational and social values.

T26. Bridging the Gap: Strategies for Preparing Geoscience Students for the Workforce from K-12 to Career
Theron Sowers, California State Univ. Sacramento, Sacramento, CA; Allison Jones, Sierra College, Rocklin, CA; Susann Pinter, UC Davis, Davis, CA and Maya Wildgoose, Vacaville High School, Vacaville, CA

Session Description: With geoscience jobs growing faster than average, it is imperative that graduates have the skills and knowledge required to thrive in their careers. This session explores innovative strategies faculty and staff use in classrooms and research groups to prepare students for professional careers. Submissions from all education levels are welcome.

T26. Bridging the Gap: Strategies for Preparing Geoscience Students for the Workforce from K-12 to Career (Posters)
Theron Sowers, California State Univ. Sacramento, Sacramento, CA and Allison Jones, Sierra College, Rocklin, CA

Session Description: With geoscience jobs growing faster than average, it is imperative that graduates have the skills and knowledge required to thrive in their careers. This session explores innovative strategies faculty and staff use in classrooms and research groups to prepare students for professional careers. Submissions from all education levels are welcome.

T28. Undergraduate and Graduate Geoscience Student Lightning Talk Showcase (Lightning Talks)
James MacDonald Jr., Florida Gulf Coast Univ., Fort Myers, FL; Hannah Aird, California State Univ., Chico, Chico, CA and Peter B. Davis, Dept. of Earth Sciences, Tacoma, WA

Session Description: This lightning talk session invites undergraduate and graduate students to present their research as a 3-5 minute, one-slide talk followed by a poster session later in the meeting. This will allow the students to gain valuable experience of giving a talk at a scientific meeting but under a reduced-pressure setting.

T28. Undergraduate and Graduate Geoscience Student Lightning Talk Showcase (Posters)
James MacDonald Jr., Florida Gulf Coast Univ., Fort Myers, FL; Hannah Aird, California State Univ., Chico, Chico, CA and Peter B. Davis, Dept. of Earth Sciences, Tacoma, WA

Session Description: This lightning talk session invites undergraduate and graduate students to present their research as a 3-5 minute, one-slide talk followed by a poster session later in the meeting. This will allow the students to gain valuable experience of giving a talk at a scientific meeting but under a reduced-pressure setting.

T29. Undergraduate Research Posters I
Lydia Fox, Univ. of the Pacific, Stockton, CA

Session Description: This poster session will highlight geosciences research conducted by undergraduate students. Abstracts must be written by students, but may include non-student co-authors (faculty mentors or collaborators). The students must present the poster. Topics may include undergraduate research in any geoscience discipline or related field of study.

T29. Undergraduate Research Posters II
Lydia Fox, Univ. of the Pacific, Stockton, CA

Session Description: This poster session will highlight geosciences research conducted by undergraduate students. Abstracts must be written by students, but may include non-student co-authors (faculty mentors or collaborators). The students must present the poster. Topics may include undergraduate research in any geoscience discipline or related field of study.