Areas of Expertise

Hydrogeologic characterization of industrial and municipal sites where subsurface materials and groundwater have been contaminated or have the potential of becoming contaminated, Light Detection and Ranging (LIDAR) and Global Positioning System (GPS) mapping, hydrogeology of ash-flow tuffs, environmental assessment of sites impacted by petroleum exploration and production activities


Using airborne lidar to assess coastal environments, presented at Texas Coastal Erosion Technical Conference, Galveston, Texas (2004)

Forensic hydrogeology applied to a half-century-old crude-oil seep, Colorado River, Wharton County, Texas, U.S.A., presented at BEG technical seminar, Austin, Texas (2003)

Lidar surveys for coastal hazards and resource mapping, presented at Coastal Zone 2003 Conference (with Jim Gibeaut), Baltimore, Maryland (2003)

Using airborne lidar to assess coastal environments, presented to Texas Coastal Erosion Technical Conference, Galveston, Texas (2003)

Lidar at UT Austin, presented at Texas Water Development Board Brown Bag Lunch Lecture Series, Austin, Texas (2002)

Landslides and Flooding in Honduras: Results of Hurricane Mitch, 1998, presented at Gulf Coast Association of Geological Societies 52nd Annual Convention Teachers Workshop, Austin, Texas (2002)

Forensic hydrogeology applied to a half-century-old crude-oil seep, Colorado River, Wharton County, Texas, presented at the 52nd Annual GCAGS Convention, Austin, Texas (2002)

Airborne lidar (Light Detection and Ranging) at The University of Texas at Austin, presented to the Austin Geological Society, Austin, TX (2001)

Airborne lidar (Light Detection and Ranging) at The University of Texas at Austin, presented to representatives from FUMEC (U.S.-Mexico Foundation for Science), Mexican Universities, and NASA, Matamoros, Mexico (2001)

Analysis of soil remediation requirements at abandoned oil-field waste disposal sites in Louisiana, New Mexico, Oklahoma, and Texas, presented at Ground Water Protection Council Annual Underground Injection Control Meeting, Houston, Texas (2000)

Mn-oxide concentration as evidence of a pathway for infiltration of crude oil into a shallow aquifer, West Texas, presented to the American Association of Petroleum Geologists, San Antonio, Texas (1999)

Striking oil at 20 ft: a petroleum geologist's dream or a hydrogeologist's nightmare, presented at The University of Texas at Austin, Geology Department, Hydrology Brown Bag, Austin, Texas (1998)