---

Activity

2025

• EVIDENCE AT THE SUTTER BUTTES VOLCANO FOR TOPOGRAPHIC EVOLUTION OF THE SACRAMENTO VALLEY, NORTHERN CALIFORNIA
  2 Mysteries of the Sierra Nevada
  Wednesday, 2 April 2025

  8:00 AM - 12:00 PM

  Fresno
• MAPPING BASALTS ON THE MODOC PLATEAU IN NORTHEASTERN CALIFORNIA BY CORRELATING PALEOMAGNETIC DIRECTIONS
  3 Tectonics and Magmatism in the Modern and Ancestral Cascades Volcanic Arc I
  Wednesday, 2 April 2025

  8:00 AM - 12:00 PM

  Balboa/Calaveras

---

2024

• NEW GRAVITY AND AEROMAGNETIC MAPS REVEAL PLUTON, BASIN, AND FAULT GEOMETRY WITHIN AND AROUND THE SIERRA NEVADA, CALIFORNIA AND NEVADA
  T200 New Mapping and Interpretation of the Geology of the Sierra Nevada, California and Nevada, United States (Posters)
  Tuesday, 24 September 2024

  8:00 AM - 5:30 PM

  Hall D
• NEW GEOCHRONOLOGY HIGHLIGHTS THE EVOLUTION OF AN ACTIVE MARGIN IN THE NORTHERN SIERRA NEVADA, CALIFORNIA
  T201 Geologic History of the Northern Sierra Nevada, a Persistent and Evolving Active Margin Along Western North America (Posters)
  Tuesday, 24 September 2024

  8:00 AM - 5:30 PM

  Hall D
• 3-D GEOLOGIC MAPPING NEAR BLYTHE, CALIFORNIA UNVEILS THE ARCHITECTURE OF CONCEALED NEOGENE FAULTS
  T105 Geologic Maps and Their Derivatives (Posters)
  Monday, 23 September 2024

  8:00 AM - 5:30 PM

  Hall D

---

2023

• INSIGHTS INTO CRUSTAL STRUCTURE OF THE NORTHERN WALKER LANE (CALIFORNIA-NEVADA) FROM GRAVITY AND AEROMAGNETIC DATA
  38 At the Crossroads—Addressing Geological Questions and Complexities Near the Boundary of the Basin & Range, Cascadia, and/or Sierra Nevada Provinces
  Friday, 19 May 2023

  1:30 PM - 4:00 PM

  Whitney Peak Ballroom 2

---

2022

• CONSTRAINTS ON BASIN GEOMETRY AND FAULT OFFSET NEAR BLYTHE, CALIFORNIA AND IN WESTERN ARIZONA, FROM NEW AEROMAGNETIC AND GRAVITY DATA
  T216 Basin Analysis, Strike-Slip Faults, and Tectonics III: Honoring the Contributions of Paul Umhoefer
  Wednesday, 12 October 2022

  8:00 AM - 12:00 PM

  607
• NEW EMPLACEMENT AGES FOR PLUTONS OF THE PORTOLA 30’X60’ QUADRANGLE IN THE NORTHERN SIERRA NEVADA, CALIFORNIA, AND IMPLICATIONS FOR THE REGIONAL GEOLOGIC FRAMEWORK
  245 D35. Recent Advances in Structural Geology and Tectonics (Posters)
  Wednesday, 12 October 2022

  9:00 AM - 1:00 PM

  Exhibit Hall F
• THE PACKARD WELL FAULT AT PALEN PASS, CALIFORNIA: AN IMPORTANT COMPONENT OF THE PALEO-EASTERN CALIFORNIA SHEAR ZONE
  T137 Basin Analysis, Strike-Slip Faults, and Tectonics (Posters): Honoring the Contributions of Paul Umhoefer
  Monday, 10 October 2022

  2:00 PM - 6:00 PM

  Exhibit Hall F
• LATE MIOCENE AND PLIOCENE STRIKE-SLIP FAULTING IN THE EASTERN MOJAVE DESERT, CALIFORNIA
  27 The Tectono-Magmatic Evolution of the Basin and Range Province II: A Session in Honor of Ernie Anderson
  Wednesday, 16 March 2022

  1:30 PM - 5:30 PM

  CBC-A 106

---

2021

• CONSTRAINTS ON FAULT CONTINUITY AND LIMITS ON SLIP IN THE BACKARC OF NORTHEASTERN CALIFORNIA FROM AEROMAGNETIC DATA
  T196 Mapping the West: Understanding of the Geologic History of Volcanic Terranes (Posters)
  Tuesday, 12 October 2021

  2:30 PM - 6:30 PM

  Exhibit Hall A
• LATE MIOCENE DEXTRAL FAULTING IN THE LOWER COLORADO RIVER CORRIDOR NEAR BLYTHE, CALIFORNIA
  15 The Kinematics, Dynamics, and Surface Expression of Faults within the Walker Lane–Eastern California Shear Zone, Nevada and Eastern California: Improving Hazard Forecasts and Long-Term Slip Histories
  Friday, 14 May 2021

  8:30 AM - 12:30 PM

  UNR Dept of Geological Sciences & Engineering Room
• CRUSTAL STRUCTURE OF THE SIERRA NEVADA, CALIFORNIA: INSIGHTS FROM MAGNETIC AND GRAVITY DATA
  3 Understanding the Sierra Nevada Through New Regional Geologic and Geophysical Syntheses I
  Wednesday, 12 May 2021

  8:30 AM - 12:30 PM

  UNR Centers for Transformative Monitoring Programs (CTEMPS) Room
• COMPILATION OF THE PORTOLA 30’X60’ QUADRANGLE, A GEOLOGICALLY COMPLEX PART OF THE SIERRA NEVADA IN NORTHEASTERN CALIFORNIA
  3 Understanding the Sierra Nevada Through New Regional Geologic and Geophysical Syntheses I
  Wednesday, 12 May 2021

  8:30 AM - 12:30 PM

  UNR Centers for Transformative Monitoring Programs (CTEMPS) Room

---

2020

• GEOLOGIC AND GEOPHYSICAL CHARACTERIZATION OF THE BARTLETT SPRINGS FAULT ZONE (CALIFORNIA): IMPLICATIONS FOR FAULT BEHAVIOR AND EVOLUTION OF A MAJOR STRIKE-SLIP FAULT
  T33 The Multidisciplinary Approach of the Seismotectonics as a Key Tool to Expand Horizons on Faulting Process Understanding and to Address Effective Seismic Hazard Assessment II
  Monday, 26 October 2020

  5:30 PM - 8:00 PM

  Meeting Rooms
• CUMULATIVE SLIP ESTIMATES ALONG THE EASTERN MARGIN OF THE EASTERN CALIFORNIA SHEAR ZONE, CALIFORNIA
  15 The Kinematics, Dynamics, and Surface Expression of Faults in Eastern California—Improving Hazard Forecasts and Long-Term Slip Histories
  Tuesday, 12 May 2020

  1:30 PM - 5:30 PM

  Madera Room
• HOLOCENE FAULT SLIP RATES INDICATE LOCALIZATION OF EASTERN CALIFORNIA SHEAR ZONE DEFORMATION BETWEEN RIDGECREST AND BARSTOW
  15 The Kinematics, Dynamics, and Surface Expression of Faults in Eastern California—Improving Hazard Forecasts and Long-Term Slip Histories
  Tuesday, 12 May 2020

  1:30 PM - 5:30 PM

  Madera Room

---

2019

• AN UPDATED GEOPHYSICAL VIEW OF THE EASTERN CALIFORNIA SHEAR ZONE
  Late Breaking Session: Ten-Million Years of Deformation along the Eastern California Shear Zone: Context and Characterization of the July 2019 Mw7.1 Ridgecrest Earthquake
  Sunday, 22 September 2019

  1:45 PM - 5:30 PM

  North Ballroom 120D, North Building
• SETTING OF THE RIDGECREST AND SEARLES VALLEY EARTHQUAKES FROM GRAVITY AND MAGNETIC DATA
  Late Breaking Session: Ten-Million Years of Deformation along the Eastern California Shear Zone: Context and Characterization of the July 2019 Mw7.1 Ridgecrest Earthquake (Posters)
  Sunday, 22 September 2019

  8:00 AM - 12:00 PM

  Special Presentation Area Hall A, North Building
• THE 10-MA INCEPTION OF THE EASTERN CALIFORNIA SHEAR ZONE—NEW AGE CONTROL AND IMPLICATIONS
  Late Breaking Session: Ten-Million Years of Deformation along the Eastern California Shear Zone: Context and Characterization of the July 2019 Mw7.1 Ridgecrest Earthquake
  Sunday, 22 September 2019

  1:45 PM - 5:30 PM

  North Ballroom 120D, North Building
• THREE-DIMENSIONAL HYDROGEOLOGY OF THE RUSSIAN RIVER WATERSHED, CALIFORNIA
  37 D2. Geohydrology and Geomorphology of the Coast (Posters)
  Friday, 17 May 2019

  9:00 AM - 3:30 PM

  Exhibit Hall B

---

2018

• A TALE OF TWO (POSSIBLY THREE) PLUTONS REVEALED BY GEOLOGIC, GEOPHYSICAL AND GEOCHRONOLOGIC DATA: THE MERRIMAC PLUTONS, NORTHERN SIERRA NEVADA, CALIFORNIA
  T142 Geologic Mapping in the Twenty-First Century: Innovative Applications of Technology and Strategies to Aid Field-Based Studies
  Monday, 5 November 2018

  1:30 PM - 5:30 PM

  Room 242

---

2017

• BACK TO THE FUTURE: USING A GIS TO POPULATE 3D GEOCELLULAR GEOLOGIC MODELS
  T355 What Can You Do with Geoinformatics? (Posters)
  Wednesday, 25 October 2017

  9:00 AM - 6:30 PM

  Halls 4EF
• MULTI-LAYERED MAPS OF THE GEOLOGY OF NORTHERN SACRAMENTO VALLEY, CALIFORNIA:  GIS FOR THE GIS-CHALLENGED
  T71 Geologic Maps and Their Derivatives (Posters)
  Sunday, 22 October 2017

  9:00 AM - 5:30 PM

  Halls 4EF

---

2016

• PALEOGEOGRAPHIC IMPLICATIONS OF LATE MIOCENE LACUSTRINE AND NONMARINE EVAPORITE DEPOSITS IN THE LAKE MEAD REGION: IMMEDIATE PRECURSORS TO THE COLORADO RIVER
  T5 CRevolution 2.5: Origin and Evolution of the Colorado River System and Cenozoic Landscape Evolution of the Colorado Plateau-Rocky Mountain Region I
  Sunday, 25 September 2016

  8:00 AM - 12:00 PM

  Room 406
• FORMATION AND DESTRUCTION OF SEDIMENTARY BASINS ALONG SINISTRAL FAULTS, FORT IRWIN, CA, APPLIED TO GROUNDWATER AVAILABILITY
  29 Recent Advances in Hydrogeology I
  Sunday, 25 September 2016

  1:30 PM - 5:30 PM

  Room 502
• INFLUENCE OF THE PENINSULAR RANGES BATHOLITH ON THE SOUTHERN SAN ANDREAS FAULT SYSTEM, CALIFORNIA
  28 Insights into the Late Cenozoic Evolution of Crustal Blocks in Southern California from New Geologic, Geophysical, and Geomorphic Data
  Wednesday, 6 April 2016

  1:30 PM - 5:30 PM

  Meeting Room 200 C

---

2014

• GEOLOGIC MAP OF THE GROUSE CREEK AND EAST PART OF THE JACKPOT 30' X 60' QUADRANGLES – A KEY ARCHIVE OF UTAH’S GEOLOGIC HISTORY
  34 Geologic Maps: Record of the Past, Foundation for the Future (Posters)
  Wednesday, 21 May 2014

  8:00 AM - 5:00 PM

  Ballroom B, C, D

---

2013

• GEOMETRY OF THE SAN ANDREAS FAULT IN THE SALTON TROUGH AND ITS EFFECT ON SIMULATED SHAKING FOR A RUPTURE SIMILAR TO THAT OF THE GREAT CALIFORNIA SHAKEOUT OF 2008
  379 Geophysics/Tectonophysics/Seismology
  Wednesday, 30 October 2013

  1:00 PM - 5:00 PM

  Room 304
• FAULT EVOLUTION IN THE ONSHORE SANTA MARIA BASIN, CALIFORNIA, AS INFERRED FROM GRAVITY AND MAGNETIC ANOMALIES
  T146 Geologic Maps and Their Derivatives (Posters)
  Monday, 28 October 2013

  9:00 AM - 6:30 PM

  Hall D
• INSIGHTS INTO STRUCTURE WITHIN A SUBDUCTION-ZONE COMPLEX FROM SIMPLE, CURVILINEAR MAGNETIC ANOMALIES IN THE COASTAL BELT OF THE FRANCISCAN COMPLEX, NORTHERN CALIFORNIA
  31 Tectonic Processes that Build the Stratigraphic and Structural Record of Ancient and Modern Convergent Margin (Posters)
  Wednesday, 22 May 2013

  8:00 AM - 12:00 PM

  Salon B/C
• TRANSTENSIONAL RIFTING ASSOCIATED WITH VOLCANISM DURING ACCRETION OF LATE CRETACEOUS-EOCENE SEAMOUNT REMNANTS IN THE FRANCISCAN COMPLEX COASTAL BELT, NORTHERN CALIFORNIA
  1 Tectonic Processes that Build the Stratigraphic and Structural Record of Ancient and Modern Convergent Margin
  Monday, 20 May 2013

  8:00 AM - 12:00 PM

  Salon A1

---

2012

• SEGMENTATION OF RAPID VERTICAL CRUSTAL MOTIONS IN THE SOUTHERN SAN ANDREAS FAULT SYSTEM
  T272 Large-Scale Strike-Slip Fault Systems: Insights into 4-D Evolution through Lateral and Vertical Juxtaposition Recorded in the Rock Record, Geophysical Imaging, and Associated Basin Formation via Large-Scale Translation and Transpression
  Wednesday, 7 November 2012

  1:30 PM - 5:30 PM

  207D
• INVESTIGATING GEOLOGIC STRUCTURE AND EARTHQUAKE HAZARDS IN THE NORTHERN SALTON TROUGH, SOUTHERN CALIFORNIA, USING DATA FROM THE SALTON SEISMIC IMAGING PROJECT (SSIP)
  T121 Combining Geophysics and Geology: The George P. Woollard Award Session
  Monday, 5 November 2012

  1:30 PM - 5:30 PM

  211AB

---

2011

• NEW AEROMAGNETIC SURVEY REVEALS WIDESPREAD QUATERNARY AND NEOGENE VOLCANIC ROCKS AND FOOTWALL STRUCTURE IN NORTHWEST UTAH
  10 From Contraction to Extension: The Mesozoic to Cenozoic Tectonic Evolution of the Northern Great Basin II
  Wednesday, 18 May 2011

  1:30 PM - 5:00 PM

  Willow
• STRUCTURAL AND VOLCANIC EVOLUTION OF SOUTHERN CURLEW VALLEY, NORTHWEST UTAH
  10 From Contraction to Extension: The Mesozoic to Cenozoic Tectonic Evolution of the Northern Great Basin II
  Wednesday, 18 May 2011

  1:30 PM - 5:00 PM

  Willow

---

2010

• GEOLOGIC DATABASES CONTRIBUTE TO RESOURCE MANAGEMENT AND NATURAL HISTORY INTERPRETATION IN JOSHUA TREE NATIONAL PARK, SOUTHERN CALIFORNIA
  T108 Geologic Maps, Digital Geologic Maps, and Derivatives from Geologic and Geophysical Maps (Posters)
  Monday, 1 November 2010

  8:00 AM - 6:00 PM

  Hall D
• IMPLICATIONS OF CUMULATIVE OFFSETS ALONG THE SAN GREGORIO-HOSGRI FAULT, CALIFORNIA: WHY THE SANTA MARIA BASIN MATTERS
  31 New Insights into Tectonics of the Central California Coast Ranges—The Link between Los Angeles and San Francisco
  Friday, 28 May 2010

  1:30 PM - 5:00 PM

  Platinum 3
• NEW INSIGHTS INTO THE TECTONICS OF THE CENTRAL CALIFORNIA COAST RANGES FROM CROSS-SECTIONS BASED ON DIGITAL GEOLOGIC MAPPING AND POTENTIAL-FIELD GEOPHYSICS
  31 New Insights into Tectonics of the Central California Coast Ranges—The Link between Los Angeles and San Francisco
  Friday, 28 May 2010

  1:30 PM - 5:00 PM

  Platinum 3
• CONFIGURATION AND LITHOLOGY OF MESOZOIC BASEMENT BENEATH THE SANTA MARIA BASIN, CA FROM ANALYSIS OF BOREHOLE DATA
  29 New Insights into Tectonics of the Central California Coast Ranges—The Link between Los Angeles and San Francisco (Posters)
  Friday, 28 May 2010

  8:30 AM - 12:00 PM

  Platinum 5-6
• GEOLOGY AND GEOPHYSICS ILLUMINATE LATE QUATERNARY OFFSET ALONG THE CADY FAULT WITHIN THE EASTERN CALIFORNIA SHEAR ZONE, SOUTHERN CALIFORNIA
  32 Late Neogene Tectonics and Deformation along Active Faults East of and Including the San Andreas—San Jacinto Fault Zones
  Friday, 28 May 2010

  1:30 PM - 4:00 PM

  Platinum 1
• USING POTENTIAL FIELDS TO REFINE BASIN AND FAULT GEOMETRY IN SALINAS VALLEY, CALIFORNIA
  29 New Insights into Tectonics of the Central California Coast Ranges—The Link between Los Angeles and San Francisco (Posters)
  Friday, 28 May 2010

  8:30 AM - 12:00 PM

  Platinum 5-6
• A THREE-DIMENSIONAL GEOLOGIC MAP OF THE CENTRAL CALIFORNIA COAST RANGES
  29 New Insights into Tectonics of the Central California Coast Ranges—The Link between Los Angeles and San Francisco (Posters)
  Friday, 28 May 2010

  8:30 AM - 12:00 PM

  Platinum 5-6
• CAN GRAVITY ANOMALIES BE USED TO MAP PRE-PLIOCENE SEDIMENTARY BASINS IN THE CENTRAL COAST RANGES, CALIFORNIA?
  29 New Insights into Tectonics of the Central California Coast Ranges—The Link between Los Angeles and San Francisco (Posters)
  Friday, 28 May 2010

  8:30 AM - 12:00 PM

  Platinum 5-6
• INTERACTIONS OF ACTIVE SINISTRAL AND DEXTRAL FAULTS IN THE CENTRAL MOJAVE DESERT, CALIFORNIA
  32 Late Neogene Tectonics and Deformation along Active Faults East of and Including the San Andreas—San Jacinto Fault Zones
  Friday, 28 May 2010

  1:30 PM - 4:00 PM

  Platinum 1
• COMPLEX QUATERNARY DEFORMATION AMONG INTERSECTING SETS OF STRIKE-SLIP FAULTS NEAR TWENTYNINE PALMS, SOUTHERN CALIFORNIA
  42 San Andreas and Walker Lane Neotectonics (Posters)
  Friday, 28 May 2010

  1:30 PM - 5:00 PM

  Platinum 5-6

---

2009

• THE GALES CREEK FAULT ACCOMMODATES LARGE DEXTRAL OFFSET IN THE OREGON FOREARC
  T273 Living on the Edge: Deformation along the Cascadia Margin
  Wednesday, 21 October 2009

  1:30 PM - 5:30 PM

  B110/111/112
• A THREE-DIMENSIONAL VIEW OF THE TUALATIN BASIN, NORTHWEST OREGON, REVEALED BY GRAVITY MEASUREMENTS
  T182 Living on the Edge: Deformation along the Cascadia Margin (Posters)
  Tuesday, 20 October 2009

  9:00 AM - 6:00 PM

  Hall A
• MAPPING LAYERS IN THE FRANCISCAN COMPLEX AND FAULTS OF THE SAN ANDREAS SYSTEM WITH NEW AEROMAGNETIC DATA IN THE NORTHERN COAST RANGES, CALIFORNIA
  T101 Geologic Maps, Digital Geologic Maps, Geophysical Maps, and Derivatives from Geologic Maps (Posters)
  Monday, 19 October 2009

  9:00 AM - 6:00 PM

  Hall A
• DEFINING FAULT OFFSETS FROM AEROMAGNETIC ANOMALIES: CENTRAL CALIFORNIA COAST RANGES
  T101 Geologic Maps, Digital Geologic Maps, Geophysical Maps, and Derivatives from Geologic Maps (Posters)
  Monday, 19 October 2009

  9:00 AM - 6:00 PM

  Hall A
• GEOPHYSICAL STUDIES OF CUYAMA BASIN, CENTRAL CALIFORNIA
  T101 Geologic Maps, Digital Geologic Maps, Geophysical Maps, and Derivatives from Geologic Maps (Posters)
  Monday, 19 October 2009

  9:00 AM - 6:00 PM

  Hall A
• GEOLOGIC MAPPING IN THE CENTRAL CALIFORNIA COASTAL ZONE: INTEGRATING GEOLOGY, GEOPHYSICS, AND GEOMORPHOLOGY
  T101 Geologic Maps, Digital Geologic Maps, Geophysical Maps, and Derivatives from Geologic Maps (Posters)
  Monday, 19 October 2009

  9:00 AM - 6:00 PM

  Hall A

---

2008

• Basin Geometry, Fault Offsets, and Influence of Pre-Existing Structure IN the Northern Colorado River Extensional Corridor and the Lake Mead REGION, Nevada and Arizona
  223 Structural Geology / Tectonics / Neotectonics/Paleoseismology II
  Tuesday, 7 October 2008

  8:00 AM - 12:00 PM
• The San Andreas Fault In Southern California Has a “Propeller” Shape—Implications for Tectonics and Seismic Hazard
  T233 EarthScope: Bringing Geology and Geophysics Together to Study the 4-D Evolution of the Lithosphere
  Tuesday, 7 October 2008

  8:00 AM - 12:00 PM

---

2007

• MAPPING THE SUBSURFACE OF JOSHUA TREE NATIONAL PARK, SOUTHERN CALIFORNIA, USING NEW GEOPHYSICAL DATA
  T139 Geology in the National Parks: Research, Mapping, and Resource Management
  Tuesday, 30 October 2007

  8:00 AM - 12:00 PM
• ROLES OF SLAB WINDOW MIGRATION, FAULT GEOMETRY AND TECTONIC WEDGING IN CRUSTAL EVOLUTION EAST OF THE NORTHERN SAN ANDREAS FAULT
  T181 Active and Ancient Tectonics along the Northern Cordillera Margin—Magmatism, Deformation, Metamorphism, and Basin Development (Posters)
  Tuesday, 30 October 2007

  1:30 PM - 5:30 PM
• THE SAN ANDREAS FAULT IN SOUTHERN CALIFORNIA IS ALMOST NOWHERE VERTICAL—IMPLICATIONS FOR TECTONICS
  T101 The Structure, Composition and Evolution of the Lithosphere of Western North America II
  Monday, 29 October 2007

  1:30 PM - 5:30 PM

---

2006

• MULTI-PHASE TECTONIC DEVELOPMENT OF THE OUTER CONTINENTAL BORDERLAND WEST OF SAN DIEGO, SOUTHERN CALIFORNIA
  12 GSA: The Restless Crust—Middle and Shallow Levels (Posters)
  Monday, 8 May 2006

  1:00 PM - 4:00 PM

---

2005

• INSIGHTS INTO GEOMETRY AND EVOLUTION OF EXTENSIONAL BASINS IN THE WESTERN U.S. FROM COMPARISON OF GEOLOGICALLY- AND GEOPHYSICALLY-DEFINED LOCATIONS OF BASIN-BOUNDING FAULTS
  T225 Geometry and Evolution of Extensional Basins and their Influence on Fluid Flow, Sedimentation, Seismicity, and Magmatism
  Wednesday, 19 October 2005

  8:00 AM - 12:00 PM
• MIOCENE AND PLIOCENE EXTENSIONAL BASINS OF NORTH-CENTRAL ARIZONA
  T225 Geometry and Evolution of Extensional Basins and their Influence on Fluid Flow, Sedimentation, Seismicity, and Magmatism
  Wednesday, 19 October 2005

  8:00 AM - 12:00 PM
• TECTONIC INVERSION OF EXTENSIONAL STRUCTURES IN THE CALIFORNIA CONTINENTAL BORDERLAND ALONG THE SOUTH BOUNDARY OF THE WESTERN TRANSVERSE RANGES PROVINCE
  T256 Recognition and Characterization of Neogene Faults (Posters)
  Wednesday, 19 October 2005

  1:30 PM - 5:30 PM
• INSIGHTS INTO GEOMETRY AND EVOLUTION OF EXTENSIONAL BASINS ALONG THE WASATCH FAULT AND EAST AND WEST CACHE FAULT ZONES, UTAH AND IDAHO, U.S.A
  T225 Geometry and Evolution of Extensional Basins and their Influence on Fluid Flow, Sedimentation, Seismicity, and Magmatism
  Wednesday, 19 October 2005

  8:00 AM - 12:00 PM
• HIGH GEOLOGIC SLIP RATES ON THE SAN JACINTO FAULT ZONE IN THE SW SALTON TROUGH, AND POSSIBLE NEAR-SURFACE SLIP DEFICIT IN SEDIMENTARY BASINS
  T122 Young and Active Transtensional Deformation along the Western Margin of North America: Walker Lane Belt/Eastern California Shear Zone to the Gulf of California
  Monday, 17 October 2005

  1:30 PM - 5:30 PM
• CONSTRAINTS ON EVOLUTION AND LONG-TERM SLIP RATES FOR EASTERN FAULTS OF THE SAN ANDREAS TRANSFORM BOUNDARY FROM TEPHROCHRONOLOGY, NEW 39AR/40AR AGES, GEOLOGIC MAP RELATIONS, GRAVITY AND MAGNETIC DATA
  T74 Advances and Applications of Tephrochronology and Tephrostratigraphy II: In Honor of Andrei M. Sarna-Wojcicki
  Monday, 17 October 2005

  10:00 AM - 12:00 PM
• STRUCTURE OF SONOMA VALLEY, CALIFORNIA REVEALED BY GEOLOGIC AND GEOPHYSICAL MAPPING: A FAULT-BEND BASIN WITHIN THE RODGERS CREEK AND BENNETT VALLEY FAULT ZONES?
  35 Late Cenozoic Transition from Subduction to Transform Margin Inboard of the San Andreas Fault: Northern San Francisco Bay Area to Cape Mendocino
  Sunday, 1 May 2005

  7:50 AM - 12:20 PM
• STRUCTURE OF THE MONTE VISTA FAULT ZONE, SOUTHWEST SANTA CLARA VALLEY, CALIFORNIA, USING GEOLOGIC, POTENTIAL-FIELD AND SEISMIC DATA
  39 A New Three-Dimensional Look at the Geology, Geophysics, and Hydrology of the Santa Clara Valley, California: A Showcase of Urban Earth Science (Posters)
  Sunday, 1 May 2005

  9:00 AM - 5:00 PM
• BASIN STRUCTURE BENEATH THE SANTA ROSA PLAIN, NORTHERN CALIFORNIA, AND ITS POSSIBLE INFLUENCE ON DAMAGE PATTERNS FROM THE 1906 AND 1969 EARTHQUAKES
  35 Late Cenozoic Transition from Subduction to Transform Margin Inboard of the San Andreas Fault: Northern San Francisco Bay Area to Cape Mendocino
  Sunday, 1 May 2005

  7:50 AM - 12:20 PM
• CONTRASTING STYLES OF VOLCANISM ALONG THE EAST SIDE OF NAPA VALLEY, CA
  35 Late Cenozoic Transition from Subduction to Transform Margin Inboard of the San Andreas Fault: Northern San Francisco Bay Area to Cape Mendocino
  Sunday, 1 May 2005

  7:50 AM - 12:20 PM
• LATE CENOZOIC VOLCANISM AND BASIN FORMATION WITHIN A TECTONIC SETTING TRANSITIONAL FROM SUBDUCTION TO DEXTRAL STRIKE-SLIP, NORTHERN SAN FRANCISCO BAY REGION, CALIFORNIA
  35 Late Cenozoic Transition from Subduction to Transform Margin Inboard of the San Andreas Fault: Northern San Francisco Bay Area to Cape Mendocino
  Sunday, 1 May 2005

  7:50 AM - 12:20 PM
• THREE-DIMENSIONAL GEOLOGIC MAP OF THE SANTA CLARA VALLEY AND ADJACENT UPLANDS, CALIFORNIA
  39 A New Three-Dimensional Look at the Geology, Geophysics, and Hydrology of the Santa Clara Valley, California: A Showcase of Urban Earth Science (Posters)
  Sunday, 1 May 2005

  9:00 AM - 5:00 PM
• LATE CENOZOIC STRATIGRAPHIC AND TECTONIC HISTORY OF THE SANTA CLARA VALLEY, CALIFORNIA
  17 A New Three-Dimensional Look at the Geology, Geophysics, and Hydrology of the Santa Clara Valley, California: A Showcase of Urban Earth Science I
  Saturday, 30 April 2005

  7:55 AM - 12:00 PM

---

2004

• GEOLOGIC AND GEOPHYSICAL MAPPING OF THE SONOMA VOLCANIC FIELD, CALIFORNIA: A PROGRESS REPORT ON HYDROGEOLOGIC APPLICATIONS IN THE NAPA AND SONOMA BASINS
  T249 Geological Mapping: Providing for Successful Water and Land Resource Planning (Posters)
  Wednesday, 10 November 2004

  1:30 PM - 5:30 PM
• DEEP SECRETS OF FAULTS, BLOCKS, AND BASINS REVEALED BY GRAVITY, MAGNETIC, AND GEOLOGIC DATA IN SOUTHERN CALIFORNIA
  131 Tectonics II: Central Cordillera to the Middle and Far East
  Tuesday, 9 November 2004

  8:00 AM - 12:00 PM
• KINEMATICS AND EVOLUTION OF THE SAN JACINTO FAULT ZONE IN THE SALTON TROUGH: PROGRESS REPORT FROM THE SAN FELIPE HILLS AREA
  131 Tectonics II: Central Cordillera to the Middle and Far East
  Tuesday, 9 November 2004

  8:00 AM - 12:00 PM

---

2003

• LAKEVIEW 7.5' QUADRANGLE: PROTOTYPE QUADRANGLE, NATIONAL GEOLOGIC MAP DATABASE PROJECT
  T124 The National Geologic Map Database (Posters)
  Monday, 3 November 2003

  1:30 PM - 5:30 PM
• VARIED EVIDENCE FOR A BLIND THRUST BENEATH THE SOUTHWESTERN SANTA CLARA (SILICON) VALLEY, CALIFORNIA: A PRODUCT OF 3-DIMENSIONAL MAP ANALYSIS
  T32 Geological Mapping: Key to Successful Management of Water and Land Resources (Posters)
  Sunday, 2 November 2003

  8:00 AM - 12:00 PM
• CRUSTAL STRUCTURE OF THE PENINSULAR RANGES BATHOLITH FROM AEROMAGNETIC DATA: IMPLICATIONS FOR GULF OF CALIFORNIA RIFTING
  5 Tectonics, Structure, and Geophysics of the Gulf of California–Salton Trough Region I
  Tuesday, 1 April 2003

  8:20 AM - 12:05 PM

---

2002

• GEOLOGIC FRAMEWORK OF AQUIFER UNITS AND GROUND-WATER FLOW PATHS NEAR THE OUTLET OF TWO SOUTHWESTERN ALLUVIAL BASINS---UPPER VERDE RIVER, ARIZONA
  T175 Hydrogeologic Framework and Basin Hydrology of the Desert Southwestern United States
  Tuesday, 29 October 2002

  1:30 PM - 5:30 PM
• BUILDING HYDROGEOLOGIC FRAMEWORK MODELS OF BASINS: CONTRIBUTIONS FROM GEOPHYSICALLY-BASED ‘ELEMENTS’
  T175 Hydrogeologic Framework and Basin Hydrology of the Desert Southwestern United States
  Tuesday, 29 October 2002

  1:30 PM - 5:30 PM
• BASINS AND PLUTONS ALONG THE SAN JACINTO FAULT ZONE, SAN BERNARDINOVALLEY TO SAN JACINTO VALLEY, SOUTHERN CALIFORNIA
  32 Active Faults of California
  Wednesday, 15 May 2002

  8:00 AM - 12:00 PM
• GEOPHYSICAL AND GEOLOGICAL CONSTRAINTS ON THE HYDROGEOLOGIC FRAMEWORK OF THE CALIFORNIA WASH REGION, SOUTHERN NEVADA
  10 Hydrogeology, Aqueous Geochemistry, Remote Sensing/GIS (Posters)
  Wednesday, 8 May 2002

  8:00 AM - 12:00 PM

---

2001

• THE EMERSON LAKE BODY: A DENSE, MAGNETIC KNOT WITHIN THE EASTERN CALIFORNIA SHEAR ZONE
  48 Hector Mine and Other Major 1999 Earthquakes
  Wednesday, 11 April 2001

  1:20 PM - 4:30 PM
• STRUCTURE OF THE SAN FERNANDO BASIN, CALIFORNIA, BASED ON ANALYSIS OF GRAVITY AND MAGNETIC DATA
  26 Heart of the Transverse Ranges: Geology and Tectonics of the LARSE II Region (San Fernando Valley, East Ventura Basin, and San Gabriel Fault) I
  Tuesday, 10 April 2001

  8:00 AM - 11:50 AM
• PRELIMINARY SEISMIC IMAGES FROM THE LOS ANGELES REGION SEISMIC EXPERIMENT, PHASE II (LARSE II), SOUTHERN CA
  26 Heart of the Transverse Ranges: Geology and Tectonics of the LARSE II Region (San Fernando Valley, East Ventura Basin, and San Gabriel Fault) I
  Tuesday, 10 April 2001

  8:00 AM - 11:50 AM
• STRUCTURES POSSIBLY RELATED TO THE 1971 SAN FERNANDO AND 1987 WHITTIER NARROWS EARTHQUAKES BASED ON THE ANALYSIS OF MAGNETIC AND GRAVITY DATA
  32 Heart of the Transverse Ranges: Geology and Tectonics of the LARSE II Region (San Fernando Valley, East Ventura Basin, and San Gabriel Fault) II
  Tuesday, 10 April 2001

  1:30 PM - 4:30 PM
• 3-DIMENSIONAL GEOLOGIC MAP OF THE SANTA CLARA ("SILICON") VALLEY, CALIFORNIA
  10 New Geologic Maps and 3D Images (Posters)
  Monday, 9 April 2001

  8:00 AM - 12:00 PM

---

Date Unknown

• STRUCTURE OF THE SAN GORGONIO PASS REGION, SOUTHERN CALIFORNIA, BASED ON ANALYSIS OF GRAVITY AND MAGNETIC DATA
  57 New Geologic Research Along the Plate's Edge: The USGS Southern California Areal Mapping Project (SCAMP) (Posters)
• ANALYSIS OF GEOPHYSICAL DATA SUPPORT ONGOING SEISMIC-HAZARD EVALUATIONS IN SOUTHERN NEVADA
  T198 Seismic Hazards and Neotectonics in Southern Nevada (Posters)
• PRELIMINARY 3-D GEOLOGIC MAP OF THE SCHOLLS 7.5' QUADRANGLE, OREGON
  17 Hazards and Resources in the Portland, Tualatin, and Willamette Basins of Oregon and Washington (Posters)
• GEOPHYSICAL MODELING ACROSS THE TUALATIN BASIN, OREGON, AND IMPLICATIONS ON SEISMIC HAZARDS AND WATER RESOURCES
  17 Hazards and Resources in the Portland, Tualatin, and Willamette Basins of Oregon and Washington (Posters)
• RECENT DEFORMATION ALONG THE OFFSHORE MALIBU COAST, DUME AND RELATED FAULTS WEST OF POINT DUME, SOUTHERN CALIFORNIA
  9 Seismology/Neotectonics (Posters)