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51. Geologic map of the Ennis 30' X 60' quadrangle, Madison and Gallatin Counties, Montana, and Park County, Wyoming [USGS_mapi-2690]
This map forms part of the Montana State Geological Map. The Ennis 1:100,000 quadrangle lies within both the Laramide (Late Cretaceous to early Tertiary) foreland province of southwestern Montana ...


52. Geologic maps and structure sections of the southwestern Santa Clara Valley and southern Santa Cruz Mountains, Santa Clara and Santa Cruz Counties, California [USGS_Map_MF-2373]
This database and accompanying plot files depict the distribution of geologic materials and structures at a regional (1:24,000) scale. The report is intended to provide geologic information for the ...


53. Maryland Geological Survey (MGS) Seismic Network [md_seismic_network]
There are several options for viewing Maryland seismic network data. Near real-time data is available through the online helicorder and the online seismograph. Records of recent, significant events ...


54. Quaternary Stratigraphy, Drainage-Basin Development, and Geomorphology of the Lake Manix Basin, Mojave Desert [USGS_OFR_2007_1281]
The 2007 field trip of the Pacific Cell, Friends of the Pleistocene, visited features of the Quaternary geology and geomorphology of the Lake Manix basin in the Mojave Desert. This report is the guidebook ...


55. Geologic map and map database of the Oakland metropolitan area, Alameda, Contra Costa, and San Francisco Counties, California [USGS_Map_MF-2342]
This database and accompanying plot files depict the distribution of geologic materials and structures at a regional (1:24,000) scale. The report is intended to provide geologic information for the ...


56. Seismotectonic Map of Afghanistan and Adjacent Areas [USGS_OFR_2007_1104]
This map is intended to be part of an assessment of Afghanistan's geology, natural resources, and natural hazards. One of the natural hazards is from earthquake shaking. One of the tools required ...


57. Modal Composition and Age of Intrusions in North-central and Northeast Nevada [USGS_DS_2007_250]
North-central and northeast Nevada contains numerous large plutons and smaller stocks but also contains many small, shallowly emplaced intrusive bodies, including dikes, sills, and intrusive lava ...


58. Soil Profile Development Index (PDI) values for soil pits and cosmogenic ages for nearest sampled boulders, Owens Valley, California [GSA_BULLETIN_2001014]
[Adapted from "About the GSA Data Repository", "http://www.geosociety.org/pubs/drpint.htm#aboutdrp"] The above data set may be dowloaded from the Geological Society of America (GSA) Data Repository, ...


59. Geophysical Surveys of Bear Lake, Utah-Idaho, September, 2002 [USGS_OFR_2003_150]
The objectives of the September, 2002 Geophysical Surveys of Bear Lake, Utah-Idaho operations, preliminarily reported here, were (1) to compile a detailed bathymetric map of the lake using swath-mapping ...


60. Geologic Map and Digital Database of Hidden Hills and Vicinity, Mohave County, Northwestern Arizona [USGS_Map-MF-2387]
The geologic map of Hidden Hills and vicinity covers part of the Arizona Strip north of Grand Canyon and several large tributary canyons that make up the western part of Arizona's Grand Canyon. The ...


61. Geologic map of the Chewelah 30' x 60' quadrangle, Washington and Idaho [USGS_MAP_MF-2354]
The data set for the Chewelah 30' X 60' quadrangle has been jointly prepared by the U.S. Geological Survey Mineral Resource Program, the Southern California Areal Mapping Project (SCAMP), and the ...


62. Geologic map of the Silver Lake quadrangle, Cowlitz County, Washington [USGS_Map_MF-2371]
This database and accompanying plot files depict the distribution of geologic materials and structures at a regional (1:24,000) scale. The report is intended to provide geologic information for the ...


63. Geologic map and digital database of the San Rafael Mtn. 7.5- minute Quadrangle, Santa Barbara County, California, USGS OFR 01-290 [USGS_OFR01-290]
This database and accompanying plot files depict the distribution of geologic materials and structures at a regional (1:24,000) scale. The report is intended to provide geologic information for the ...


64. Preliminary geologic map emphasizing bedrock formations in Alameda County, California: A digital database [USGS_OFR_96-252]
This digital map database, compiled from previously open-filed U.S. Geological Survey reports (Graymer and others, 1994), other published and unpublished data and substantialnew mapping by the authors ...


65. The Cornell Morocco Project [GEO_CORNEL_MOROCCO]
The Cornell Morocco research project has been an ongoing collaborative effort between Cornell University and institutions in Morocco and Spain to improve the understanding of the structure and geodynamics ...


66. Major geologic structures in the Black Hills Hydrology Study study area. [USGS_ofr00471_geostruc]
This data set was created as part of the Black Hills Hydrology Study (BHHS). The BHHS is a long-term investigation that was initiated in 1990 as a cooperative effort between the U.S. Geological Survey ...


67. Eastern Turkey Seismic Experiment: Lithospheric Structure in an Active Continental Collision Zone [GEO_CORNELL_ETSE]
One of the least understood processes within the framework of plate tectonics is the mechanisms for continent-continent collision, yet this process plays a critical role in the development and growth ...


68. Generalized Surficial Geologic Map of the Denver 1 degree x 2 degree Quadrangle, Colorado [USGS_Map_MF-2347]
The map and descriptions offer information that may be used for: land-use planning (e.g. selecting land fill sites, greenbelts, avoiding geologic hazards), for finding aggregate resources (crushed ...


69. Generalized Thermal Maturity Map of Alaska [USGS_mapi-2494]
The files in this directory are those that were used to create the Generalized Thermal Maturity Map of Alaska (USGS Miscellaneous Investigations Map I-2494), published in 1996. These files are necessary ...


70. Geologic Map of the Central Marysvale Volcanic Field, Southwestern Utah [USGS_mapi-2645]
This database was developed to improve upon previous mapping in the central Marysvale volcanic field and compile older mapping at a consistent scale. This area is an important mining district, and ...


71. IPY-568 CRITICAL REVISION OF GONDWANA BREAKUP (GONDWANA GGPP) [CDA_AR-IPY-568_GONDWANA_GGPP]
PROYECTO ARGENTINO There are many controversial ideas about how Gondwana broke up with different rigid plate models that include a variety of proposed segmentations for the South American continent ...


72. Preliminary Surficial Geologic Map of a Calico Mountains Piedmont and Part of Coyote Lake, Mojave Desert, San Bernardino County, California [USGS_OFR_2006_1090]
This 1:24,000 scale detailed surficial geologic map and digital database of a Calico Mountains piedmont and part of Coyote Lake in south-central California depicts surficial deposits and generalized ...


73. New Zealand Active Faults Database [GNS_Faults]
The Institute of Geological and Nuclear Sciences (GNS) maintains the New Zealand Active Faults Database. This database has been designed to hold all data collected from investigations of active faults. ...


74. The Cottage Lake Aeromagnetic Lineament: A Possible Onshore Extension of the Southern Whidbey Island Fault, Washington [USGS_OFR_2004_1204]
The northwest-striking southern Whidbey Island fault zone (SWIF) was mapped previously using borehole data and potential-field anomalies on Whidbey Island and marine seismic surveys beneath surrounding ...


75. Preliminary Integrated Geologic Map Databases for the United States -Kodiak Islands, Alaska [USGS_OFR_2005_1340]
The 1:500,000-scale reconnaissance geologic map of the Kodiak Islands, Alaska covers more than 4,800 square miles (12,500 square kilometers) of south central Alaska. The Kodiak Islands are located ...


76. Effect of Structural Heterogeneity and Slip Distribution on Coseismic Vertical Displacement from Rupture on the Seattle Fault [USGS_OFR_2004_1010]
Workshops in 2001 and 2002 were convened to determine critical issues in the development of tsunami inundation maps for the Puget Sound region. The Tsunami Inundation Mapping Effort (TIME) is conducted ...


77. Preliminary Geologic Map of the Northwestern Part of the Alamosa 30 X 60 Minute Quadrangle, Alamosa and Conejos Counties, Colorado [USGS_OFR_2005_1392]
This digital geologic map presents new polygon (geologic map unit contacts) and line (terrace and lacustrine spit/barrier bar) vector data for a map comprised of four 7.5-minute quadrangles in the ...


78. Chemical Analysis Of Tertiary Volcanic Rocks, Central San Juan Caldera Complex, Southwestern Colorado [USGS_OFR_2004_1194]
In conjunction with integrated mapping of the Oligocene central San Juan caldera cluster, southwestern Colorado (USGS I-Map 2799, in press), all modern chemical analyses of volcanic rocks for this ...


79. Geologic map of the Tetilla Peak quadrangle, Santa Fe and Sandoval Counties, New Mexico [USGS_MAP_MF-2352]
The purpose of this mapping was to determine the bedrock geology that would control or impact ground-water flow from the Espanola basin into the Santo Domingo basin. As it is a multi-purpose geologic ...


80. Preliminary Geologic Map of Bainbridge Island, Washington [USGS_OFR_2005_1387]
Bainbridge Island is in the center of the Puget Lowland, Washington, surrounded by the waters of Puget Sound. Winslow, the commercial center of the island, is a 35-minute ferry ride from Seattle. ...


81. Paleogeography of the Southwestern United States [Paleogeography_SW_US]
[From Paleogeography of the Southwestern US, by Ronald C. Blakey, "http://jan.ucc.nau.edu/~rcb7/paleogeogwus.html"] The images presented here show the paleogeography of the SW US from 1.8 billion ...


82. Nova Scotia Geoscience Digital Products [Canada_NovaScotia_GeosciDigProd]
This collection contains all of the downloadable digital geoscience data products produced by the Nova Scotia Department of Natural Resources, Mineral Resources Branch (MRB). These products include ...


83. Nova Scotia Geoscience Publications (NovaScan) [Canada_NovaScotia_NovaScan]
This product provides on-line search capabilities for Nova Scotia's bibliographic geoscience database called NovaScan. All records contained in NovaScan are accessible as FGDC compliant metadata though ...


84. Compressional and Shear Wave Velocity Versus Depth in the San Francisco Bay Area, California: Rules for USGS Bay Area Velocity Model 05.0.0 [USGS_OFR_2005_1317]
This report summarizes and documents empirical compressional wave velocity (Vp) versus depth relationships for several important rock types in northern California used in constructing the new USGS ...


85. Catalog of Earthquake Hypocenters at Alaskan Volcanoes: January 1 through December 31, 2003 [USGS_OFR_2004_1234]
The Alaska Volcano Observatory (AVO), a cooperative program of the U.S. Geological Survey, the Geophysical Institute of the University of Alaska Fairbanks, and the Alaska Division of Geological and ...


86. Location, Age, and Tectonic Significance of the Western Idaho Suture Zone [USGS_OFR_2004_1039]
The Western Idaho Suture Zone (WISZ) represents the boundary between crust overlying Proterozoic North American lithosphere and Late Paleozoic and Mesozoic intraoceanic crust accreted during Cretaceous ...


87. Preliminary Geophysical Framework of the Upper and Middle Verde River Watershed, Yavapai County, Arizona [USGS_OFR_2005_1154]
Analysis of aeromagnetic and gravity data provides new insights into the geometry of geologic structures of the upper and middle Verde River watershed, Yavapai County, Arizona. Magnetic anomalies ...


88. Spatial Databases for the Geology of the Northern Rocky Mountains - Idaho, Montana, and Washington [USGS_OFR_2005_1235]
A regionally consistent and integrated geologic spatial database for the Northern Rocky Mountains of Montana, Idaho, and eastern Washington, brings together forty-three 1:100,000- to 1:250,000-scale ...


89. Depth to the Juan De Fuca Slab Beneath the Cascadia Subduction Margin: A 3-D Model for Sorting Earthquakes [USGS-DS-91]
The USGS presents an updated model of the Juan de Fuca slab beneath southern British Columbia, Washington, Oregon, and northern California, and use this model to separate earthquakes occurring above ...


90. Rock-Fall Hazard Assessment of Little Mill Campground, American Fork Canyon, Uinta National Forest, Utah [USGS_OFR_2005_1229]
In July 2004, at the request of Pam Gardner, District Ranger for the Pleasant Grove District of the Uinta National Forest, Ed Harp of the U.S. Geological Survey (USGS) conducted a preliminary assessment ...


91. The Long Valley Caldera GIS Database [USGS-DDS-081]
The Long Valley Caldera GIS Database provides an overview of the studies being conducted by the Long Valley Observatory in eastern California from 1975 to 2001. The database includes geologic, monitoring, ...


92. Geologic Map of Oregon [Inforain_Oregon_Geology]
This is a geologic map of Oregon showing geographic lithology and fault coverage. The map was originally compiled on 1:400,000-scale quarters of the early 1980s version of the Oregon base map for ...


93. Minerals by County in Oregon [Inforain_Oregon_Minerals]
This report provides a statewide mineral database in dBASE III+ format that can be imported to computerized geographic information systems (GIS), such as those being used by the U.S. Bureau of Land ...


94. European Land Surface Conditions 6K Reconstruction [NOAA_NCDC_PALEO_96-022]
These biomes are interpolated from 2014 pollen surface samples, for the Present, and from 343 pollen sites for 6000 yr BP. The coverage is relatively well balanced for the modern data, but the region ...


95. Geologic Map of the Eminence Quadrangle, Shannon County, Missouri [USGS_map-2653]
The purpose of this geologic map and database is to support and be part of a three-dimensional geologic framework study of south-central Missouri. The framework will be used to assess environmental ...


96. Geologic Map and Digital Database of the Bachelor Mountain 7.5' Quadrangle, Riverside County, California [USGS_OFR_2003_103]
The Geologic Map and Digital Database of the Bachelor Mountain 7.5' Quadrangle, Riverside County, California contains a digital geologic map database of the Bachelor Mountain 7.5 - quadrangle, Riverside ...


97. Geologic Map and Digital Database of the Romoland 7.5' Quadrangle, Riverside County, California [USGS_OFR_2003_102]
The Geologic Map and Digital Database of the Romoland 7.5' Quadrangle, Riverside County, California report contains a digital geologic map database of the Romoland 7.5' quadrangle, Riverside County, ...


98. Preliminary Geologic Map of Kanaga Volcano, Alaska [USGS_OFR_2003_113]
Kanaga Volcano is a 1,300 m (4,287-foot) high, historically active cone-shaped stratovolcano located on the north end of Kanaga Island in the Andreanof Islands Group of the Aleutian Islands. The volcano ...


99. Preliminary Geologic Map of the Elsinore 7.5 - Quadrangle, Riverside County, California [USGS_OFR_2003_281]
Geologic Map of the Elsinore 7.5? Quadrangle, Riverside County, California ontains a digital geologic map database of the Elsinore 7.5 - quadrangle, Riverside County, California that includes: 1. ...


100. Preliminary Geologic Map of the Perris 7.5? Quadrangle, Riverside County, California [USGS_OFR_2003_270]
The Geologic Map of the Perris 7.5? Quadrangle, Riverside County, California contains a digital geologic map database of the Perris 7.5? quadrangle, Riverside County, California that includes: 1. ...


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