Reports of Investigation

Title	Code	Year Sort ascending
Internal Structure of Mushroom-Shaped Salt Diapirs	RI181	1989
Lithogenetic Stratigraphy of the Triassic Dockum Formation, Palo Duro Basin, Texas	RI182	1989
Geology and Tertiary Igneous Activity of the Hen Egg Mountain and Christmas Mountains Quadrangles, Big Bend Region, Trans-Pecos Texas	RI183	1989
Geologic Occurrence and Regional Assessment of Evaporite-Hosted Native Sulfur, Trans-Pecos Texas	RI184	1989
Fracture Analysis of the Travis Peak Formation, Western Flank of the Sabine Arch, East Texas	RI185	1989
Karst-Controlled Reservoir Heterogeneity and an Example from the Ellenburger (Lower Ordovician) of West Texas	RI186	1989
Tectonic Structures of the Palo Duro Basin, Texas Panhandle	RI187	1989
Organic Petrography and Organic Geochemistry of Texas Tertiary Coals in Relation to Depositional Environment and Hydrocarbon Generation	RI188	1989
Stochastic Analysis of Aquifer Interconnectedness: Wilcox Group, Trawick Area, East Texas	RI189	1989
Stratigraphy and Influence of Effective Porosity on Ground-Water Flow in the Wolfcamp Brine Aquifer, Palo Duro Basin, Texas Panhandle	RI169	1988
Lithostratigraphy and Paleoenvironments of Upper Paleozoic Continental Red Beds, North-Central Texas: Bowie (New) and Wichita (Revised) Groups	RI170	1988
Heterogeneous Deep-Sea Fan Reservoirs, Shackelford and Preston Waterflood Units, Spraberry Trend, West Texas	RI171	1988
Geological Characterization of Permian Submarine Fan Reservoirs of the Driver Waterflood Unit, Spraberry Trend, Midland Basin, Texas	RI172	1988
Centrifuge Modeling of the Effects of Aggradation and Progradation on Syndepositional Salt Structures	RI173	1988
Middle-Upper Miocene Depositional Sequences of the Texas Coastal Plain and Continental Shelf: Geologic Framework, Sedimentary Facies, and Hydrocarbon Plays,	RI174	1988
Depositional and Ground-Water Flow Systems of the Carrizo-Upper Wilcox, South Texas	RI175	1988
Hydrogeology of Barbers Hill Salt Dome, Texas Coastal Plain	RI176	1988
Hydrogeology and Hydrochemistry of the Ogallala Aquifer, Southern High Plains, Texas Panhandle and Eastern New Mexico	RI177	1988
Effects of Facies and Diagenesis on Reservoir Heterogeneity: Emma San Andres Field, West Texas	RI178	1988
An Assessment of the Natural Gas Resource Base of the United States	RI179	1988
Erosion Rates and Processes in Subhumid and Semiarid Climates, Texas Panhandle: Statistical Evaluation of Field Data	RI162	1987
Morphometric Studies of Subhumid and Semiarid Drainage Basins, Texas Panhandle and Northeastern New Mexico	RI163	1987
Diagenesis and Burial History of the Lower Cretaceous Travis Peak Formation, East Texas	RI164	1987
Effects of Hydrostratigraphy and Basin Development on Hydrodynamics of the Palo Duro Basin, Texas	RI165	1987
Origin and Evolution of Deep-Basin Brines, Palo Duro Basin, Texas	RI166	1987
Landsat-Based Lineament Analysis, East Texas Basin and Sabine Uplift Area	RI167	1987
Characterization of the Grayburg Reservoir, University Lands Dune Field, Crane County, Texas	RI168	1987
Controls on Porosity and Permeability of Hydrocarbon Reservoirs in Lower Tertiary Sandstones along the Texas Gulf Coast	RI149	1986
Lower Miocene (Fleming) Depositional Episode of the Texas Coastal Plain and Continental Shelf: Structural Framework, Facies, and Hydrocarbon Resources	RI150	1986
The Van Horn Mountains Caldera, Trans-Pecos Texas: Geology and Development of a Small (10-km2) Ash-Flow Caldera	RI151	1986
Depositional Systems and Oil and Gas Plays in the Cretaceous Olmos Formation, South Texas	RI152	1986
Genetic Stratigraphy and Oil Recovery in an Upper Cretaceous Wave-Dominated Deltaic Reservoir, Big Wells (San Miguel) Field, South Texas	RI153	1986
Structural Styles of the Wilcox and Frio Growth-Fault Trends in Texas: Constraints on Geopressured Reservoirs	RI154	1986
Geochemistry of Salt-Spring and Shallow Subsurface Brines in the Rolling Plains of Texas and Southwestern Oklahoma	RI155	1986
Cyclicity in the Middle Permian San Andres Formation, Palo Duro Basin, Texas Panhandle	RI156	1986
Hydrogeology and Hydrochemical Facies of the San Andres Formation in Eastern New Mexico and the Texas Panhandle	RI157	1986
Hydrogeology of a Gypsum Playa, Northern Salt Basin, Texas	RI158	1986
Numerical Modeling of Regional Ground-Water Flow in the Deep-Basin Brine Aquifer of the Palo Duro Basin, Texas Panhandle	RI159	1986
Hydrogeochemistry of the Vadose Zone in Unmined and Reclaimed Deposits at Big Brown Lignite Mine, East Texas	RI160	1986
Hydrogeochemistry and Water Resources of the Triassic Lower Dockum Group in the Texas Panhandle and Eastern New Mexico	RI161	1986
Natural Strain in Diapiric and Glacial Rock Salt, with Emphasis on Oakwood Dome, East Texas	RI143	1985
Reservoir Facies Architecture in a Microtidal Barrier System Frio Formation, Texas Gulf Coast	RI144	1985
Origin of Silver-Copper-Lead Deposits in Red-Bed Sequences of Trans-Pecos Texas: Tertiary Mineralization in Precambrian, Permian, and Cretaceous Sandstones	RI145	1985
Facies Architecture and Production Characteristics of Strandplain Reservoirs in the Frio Formation, Texas	RI146	1985
Stratigraphy and Petroleum Potential of Pre-Pennsylvanian Rocks, Palo Duro Basin, Texas Panhandle	RI147	1985
Late Cenozoic Geomorphic Evolution of the Texas Panhandle and Northeastern New Mexico -- Case Studies of Structural Controls on Regional Drainage Development	RI148	1985
Geology and Engineering Characteristics of Selected Low-Permeability Gas Sandstones: A National Survey	RI138	1984
Sedimentary Record of Cretaceous and Tertiary Salt Movement, East Texas Basin: Times, Rates, and Volumes of Salt Flow and Their Implications for Nuclear Waste Isolation and Petroleum Exploration	RI139	1984
Atlas of Salt Domes in the East Texas Basin	RI140	1984
Hydrogeology of the Edwards Aquifer, Austin Area, Central Texas	RI141	1984