Debra K. Higley, Ph.D., serves as the Chair the EMD Oil (Tar) Sands Committee. Her 28 years as a petroleum geologist with the U.S. Geological Survey were preceded by 5 years experience in uranium exploration. Focus areas of her approximately 100 (single and co-authored) publications and 50 abstracts have been on reservoir characterization, 1-D, 2-D, and 3-D petroleum system modeling, and petroleum resource assessment for basins in North and South America. Dr. Higley has co-chaired AAPG sessions on petroleum systems and modeling, and is a reviewer for AAPG Bulletin submittals.
A few of the more significant publications include:
- Higley, D. K., 2001, The Putumayo-Oriente-Maranon Province of Colombia, Ecuador, and Peru: Mesozoic-Cenozoic and Paleozoic Petroleum Systems: U.S. Geological Survey DDS-063 v 1.00, 1 CD-ROM, 70 p. http://pubs.usgs.gov/dds/DDS-63/
- Higley, D. K., Cox, D. O., and Weimer, R. J., 2003, Petroleum system and production characteristics of the Muddy (J) Sandstone (Lower Cretaceous) Wattenberg continuous gas field, Denver Basin, Colorado: AAPG Bulletin v. 87, No. 1, p. 15-37.
- Higley, Debra K., Lewan, Michael D., Roberts, Laura N.R., and Henry, Mitchell, 2009, Timing and Petroleum Sources for the Lower Cretaceous Mannville Group Oil Sands of Northern Alberta Based on 4-D Modeling: AAPG Bulletin, v 93 no. 2, p. 203-230.
recent U.S.G.S. publications by Dr. Higley
Dr. Higley has served as the SEPM/RMS Treasurer (1991-91), Vice-president (1992-93), President-elect (1993-94); President (1994-95), and Advisor (1995-96). She was the Rocky Mountain Association of Geologists Delegate to AAPG (2001-2004), Secretary (1998-1999), 2nd Vice President (2007), and Chairman of the Continuing Education Committee (2006-2008). Debra received the USGS Superior Service Award in 1992 and Distinguished Service to RMAG award in 2009.
She received a bachelor’s degree in 1977 from Mesa State College (Colorado), a Master’s degree in geochemistry in 1983 and Ph.D. in geology in 1994, both from the Colorado School of Mines. Dr. Higley is a member of AAPG-EMD, SEPM/RMS, CSPG, and the Tulsa Geological Society.

