Chacko John

Chacko J. John

Professor Emeritus
Telephone: 225-578-8681

Chacko J. John is former Director, State Geologist and Professor-Research at the Louisiana Geological Survey (LGS), Louisiana State University (LSU). He holds M.S. and Ph.D degrees in Geology from the University of Delaware, and B.Sc. and M.Sc. Degrees in Geology from the University of Nagpur (India). Prior to his present position he served as Director of the Basin Research Institute of Louisiana State University, which is now the Basin Research Energy Section of the LGS. John joined the LGS in 1987 and subsequently held the positions of Assistant Professor-Research, Associate Professor-Research, Chief, Energy and Mineral Resources Section, and Director of Research before being appointed to his current position in 1997. He has previously served as an advanced geologist with Marathon Oil Company, as a senior exploration geologist with Geo Consultants International, and as geologist-in-charge of the Akula Clay mine with English India Clays Ltd.

John is a member of many professional associations and has served as president of the Louisiana Section of the American Institute of Professional Geologists (AIPG), the Energy Minerals Division of the American Association of Petroleum Geologists (AAPG), the Gulf Coast Association of Geological Societies (GCAGS), and the Baton Rouge Geological Society. He was elected as a Fellow of the Geological Society of America in 2004, has been a recipient of professional society awards, and is the author and/or co-author of numerous technical reports, book chapters, professional presentations and journal publications.

His fields of research specialization are petroleum geology, sedimentology, reservoir characterization, depositional environments and models of clastic sandstone reservoirs, geopressured-geothermal energy resources, coastal geomorphology and environmental geology.


Select Research Grants & Contracts:

Environmental monitoring and geology at geopressured-geothermal test well sites, Louisiana and Texas. C. G. Groat and D. A. Stevenson, U. S. Department of Energy, Idaho Operations office, Idaho Falls, Idaho, 1987 to 1993.

Atlas of major gas reservoirs, Central Gulf Coast (Louisiana). Bureau of Economic Geology, Austin, Texas, 1990 - 1992. Gas Research Institute.

Atlas of oil and gas reservoirs, Northern Gulf of Mexico (State water area). Bureau of Economic Geology, Austin, Texas, 1994-1997, Gas Research Institute, Minerals Management Service and the U.S. Dept. of Energy.

Gulf Coast Geopressured - Geothermal Energy Program Summary Report. U.S. Department of Energy, Idaho Operations office, Idaho, July 1995 - June 1998.

Missing Well locations: An Environmental Risk Assessment and Regulatory Problem for Louisiana. U.S. Department of Energy, National Petroleum Technology Office, Tulsa, Oklahoma, July 1999-June 2002.

Atlas of Oil and Gas Fields in Offshore State Waters of Louisiana (Volume 1: Breton Sound Area). Louisiana Department of Natural Resources, Baton Rouge, Louisiana, July 1, 1999 - June 30, 2000, Principal Investigator.

State Geological Survey contributions to the National Geothermal Data System. Arizona Geological Survey/U.S. Department of Energy, May 24, 2010 – May 23, 2013.

Geologic data creation for three Louisiana Parishes (Iberville, Point Coupee and West Baton Rouge Parishes) for use in the USGS National Geologic carbon dioxide sequestration assessment. U.S. Geological Survey, July 1, 2010 –June 30, 2011.

Surface Water Gaging Network Improvements. Louisiana Department of Natural Resources, July 1, 2012 – June 30, 2015.

Select Publications:

Potential for carbon dioxide sequestration in five fields along the Mississippi River industrial Corridor in Louisiana. John, C. J., B. J. Harder, B.L. Jones, R. J. Bourgeois and Warren Schulingkamp, 2012, Gulf Coast Association of Geological Societies Transactions, v. 62, p. 563-571.

Field production and potential for deeper hydrocarbon resources in the Main Pass area, Louisiana State Waters. Jones, B.L, C.J. John, B.J. Harder, and R.J. Bourgeois, 2009, Gulf Coast Association of Geological Societies Transactions, v. 59, P. 385-396.

Exploratory progress towards proving the billion barrel potential of the Tuscaloosa Marine Shale. John, C.J., B.L. Jones, B.J. Harder, and R.J. Bourgeois, 2005, Gulf Coast Association of Geological Societies Transaction, v.55, p. 367-372.

3-D Case Histories From the Gulf Coast basin. Allen, J.L., T.S. Brown, C.J. John and C.F. Lobo, (co-editors), 1998, Gulf Coast Association of Geological Societies, 340 p.

Tuscaloosa marine shale may be untouched Gulf Coast oil play. John, C.J., B.L. Jones, R. Bourgeois, B.J. Harder, and J.E. Moncrief, 1997, Oil and Gas Journal, v. 95, no. 52, Dec. 29, p. 91-96.