CO2 Sequestration

Coastal Studies


Energy and Environment

Geologic Mapping

Groundwater Contaminants

Groundwater Resources

Near-Surface Geophysics

Remote Sensing:
Lidar and Imagery

Vadose Zone



Research Programs

Industrial Associates

Fossil Energy

Worldwide Research

The Bureau has unique capabilities in characterizing the vadose zone. The vadose zone program is comprehensive and includes the use of physics, chemistry, isotopes, and numerical modeling to characterize the direction and rate of water movement and contaminant transport.


Dr. Bridget R. Scanlon [Biographical Information]


Ecohydrology Studies

Ecological controls on water cycle response to climate variability [Description]

Impact of land use and land cover change on groundwater recharge and quality in the southwestern U.S. [Description]

Evaluation of evapotranspirative covers for waste containment in arid and semiarid regions in the southwestern U.S.A. [Description]

Groundwater Recharge

Global Synthesis of Groundwater Recharge in Semiarid and Arid Regions [Description][PDF]

Assessing Controls on Diffuse Groundwater Recharge Using Unsaturated Flow Modeling [Description]

Choosing Appropriate Techniques for Quantifying Groundwater Recharge [Description]

Climate Variability and Climate Change Studies

Impact of ENSO on Groundwater Recharge in the Southwestern U.S. [Description]

Variations in Flow and Transport in Thick Desert Vadose Zones in Response to Paleoclimatic Forcing (0–90 kyr): Field Measurements, Modeling, and Uncertainties [Description]

Focused and Preferential Flow in Unsaturated Media

Focused Recharge Beneath Ephemeral Lakes (Playas) in the Southern High Plains, Texas [Description]

Focused Flow in Fissured Sediments in the Chihuahuan Desert [Description]

Groundwater Arsenic Contamination

Arsenic Contamination in Groundwater [Description]

Engineered Covers for Waste Containment

Monitoring [Description]

Modeling [Description]

Techniques and Tools