ABSTRACTS

AAPG HEDBERG CONFERENCE

“Near-Surface Hydrocarbon Migration: Mechanisms and Seepage Rates”

April 7-10, 2002, Vancouver, BC, Canada

Search and Discovery Article #90006 (2002)

*Extended abstract with figure(s)

Near-Surface Hydrocarbon Migration: Mechanisms and Seepage Rates, by Michael A. Abrams

*Determining Migration Path from Seismically Derived Gas Chimney, by Fred Aminzadeh1 , Paul de Groot2 , Tim Berge3, Tanja Oldenziel2, and Herald Ligtenberg2

*Determining the Origin of Gases in Near-Surface Sediments, by Bernie B. Bernard1, James M. Brooks1, and John Zumberge2

Surface Geochemistry as an Exploration Tool: A Comparison of Results Using Different Analytical Techniques, by Malvin Bjorøy1 and Ian L. Ferriday2

Temporal Variation in Natural Methane Seep Rate at the Venoco Seep Tent, Coal Oil Point Area, California, by J.R. Boles, J.F. Clark

*Effects of Earth Tides on Vertical Migration, by Gerry G Calhoun, James L Hawkins

Geologic Evidence for and Characteristics of Fluid Seepage in Ancient Hydrocarbon-Seep Deposits, by Campbell, Kathleen A.

The Deepwater GoM Petroleum System: Seepage Versus Anomalies Versus Background using Piston Coring and Fluid Flow Models, by Cole, G.A.1, R. Requejo2, J. DeVay1, A. Yu1, F. Peel1, J. Brooks3, B. Bernard3, J. Zumberge4, and S. Brown4

Gas hydrate and permafrost controls on gas migration: Examples from the Mackenzie Delta and the North Slope of Alaska, by S.R. Dallimore1, T.S. Collett2, G. Lynch3, and J.F. Wright4

*Development of the Tarn Field Geochemistry Analog and Subsequent North Slope Basin Reconnaissance Permafrost Cores and Gas-Sieve Methods, by J. Lynne Davison, Bill R. Morris, and Alfred James III

Seabed Slopes and Bathymetric Waveform Residuals as Quantitative Indices of Vertical Fluid Migration at Seep Sites in the Northern Gulf of Mexico, by Richard H. Fillon

*The Surface Expression of Light Hydrocarbon Gas Seeps in Areas of Tilted Bedrock with Examples from the San Juan Basin, Colorado, USA: Implications for Near Surface Exploration Methods, by John V. Fontana and James H. Viellenave

Forms, Mechanisms, and Rate of Hydrocarbon Migration in Rapidly Subsiding Basins, by Ibrahim S. Guliev

*Seismic Evidence of Vertical Fluid Migration Through Faults, Applications of Chimney and Fault Detection, by Roar Heggland

*Surface and Near-Subsurface Hydrocarbon Migration Patterns, Mechanisms and Seepage Rates Associated with a Macroseep, by V.T. Jones, III, D.F. Becker, D.D. Coleman, T.H. Anderson, P.A. Witherspoon, and G.A. Robbins

A Global Assessment of Geologically-Sourced Methane Seepage, by Keith A. Kvenvolden, William S. Reeburgh, Thomas D. Lorenson

Revised Assessment of the Rate at Which Crude Oil Seeps Naturally into the Ocean, by Keith A. Kvenvolden and Cortis K. Cooper

From the Seabed to the Sea Surface: Measurements and Implications of Hydrocarbon Seepage in the Santa Barbara Channel, by Ira Leifer, Jordan Clark, and Bruce Luyendyk

*Geochemical and Hydrogeological Correlation of Active Gas Macro-seeps in Alberta, by J. Letourneau, B. Rostron, and K. Muehlenbachs

*Gas chimneys – indicating fractured cap rocks, by Helge Løseth, Lars Wensaas, and Børge Arntsen

Increase in Methane Input to the Atmosphere from Hydrocarbon Seeps on the World’s Continental Shelves During Lowered Sea Level, by Bruce Luyendyk, James Kennett, and Jordan Clark

Shallow Deposits of Gas Hydrate on the Gulf of Mexico Slope: A Natural Laboratory for Hydrate Research, by Ian R. MacDonald

Relationship Between Fluid Flux Rates and Seafloor Features in the Northern Gulf of Mexico Continental Slope, by Alexei V. Milkov1, Harry H. Roberts2, and Roger Sassen1

Potential Effect of Soil Microbes on Soil Gas Levels and Flux Irate Calculations, by Douglas M. Munnecke

The Yampi Shelf, Browse Basin, North-West Shelf, Australia: A test-bed for constraining hydrocarbon migration and seepage rates using a combination of 3D seismic data and multiple, independent remote sensing technologies, by G. W. O’Brien, A. Barrett, M. Lech, R. Summons, and K. Glenn

The Implications of Hydrocarbon Seepage, Gas Migration and Fluid Overpressures to Both Exploration and Geohazards – from Frontier Exploration to Slope Failure Risk Assessment, Or Gas Migration, Shallow Gas, Hydrocarbon Seeps and Overpressuring on Continental Margins: the Link Between Subsurface Processes, Mud Volcanism, and Slope Failure, by Daniel Orange1, Martin Hovland2, and H. Gary Greene3

Integration of Soil Gas Geochemical and Remotely Sensed Surface Lineament Data for Oil and Gas Exploration in the Western Canada Sedimentary Basin, by Lynden A. Penner

*Evidence for Multiple-Phase Mass Transport During Hydrocarbon Vertical Migration, by Gary K. Rice and John Q. Belt

Geologic and Biologic Responses to Varying Rates of Fluid and Gas Expulsion: Northern Gulf of Mexico, by Harry H. Roberts

*Exploration Studies using Surface Geochemical Data: Case Studies in the Eastern and Western Venezuelan Basins, by Romero, Irene; Sequera, Zoraima; Perdomo, Ender; Ruggiero Armando; Arrieche Morrella; Zambrano, Carmen; Odehnal, Marco; and Giraldo, Carlos

*Surface and Subsurface Expressions of Shallow Gas Accumulations in the Southern North Sea, by Barthold M. Schroot

The Dynamic Nature of Hydrocarbon Microseepage: An Overview, by Dietmar Schumacher

Mechanisms to Explain the Formation of Geochemical Anomalies Over Oilfields, by D. B. Sikka1 and R.B.K. Shives2

Surface Expressions of Reservoir Hydrocarbons, by Alan H. Silliman and Mark Wrigley

Light Alkanes Have Limited Residence Time in Soils, by Daniel H. Vice and Phillip M. Halleck

Evidence for Lognormal Spatial Distribution of Gaseous Hydrocarbon Seepage off Coal Oil Point, California, by Libe Washburn1, Jordan F. Clark2, E. Thor Egland2

Ocean Bottom Gas and Fluid Seeps – An Unexpected World Stranger Than Science Fiction!!, by Jean Whelan

Surface and Subsurface Manifestations of Gas Movement through a North-South Transect of the Northern Gulf of Mexico, by Jean Whelan1, Deet Schumacher2, Harry Roberts3, Larry Cathles4 and Steven Losh4

In Situ Methane Measurements over Ocean Bottom Methane Seeps – Are All Our Current Measurements Too Low?, by Jean Whelan1, Jeffrey Seewald1, Xuchen Wang2, and Jeffrey Chanton3

*Characterization and Application of Sorbed Gas by Microdesorption CF-IRMS, by Michael J. Whiticar

Computer Modeling of Regional Groundwater Flow and BTEX Migration in Sedimentary Basins of the Colorado Plateau Region, by Ye Zhang1, Michael Szpakiewic2, and Mark Person1