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73 Titles Match Your Query
Showing 1 through 50 of 73 Next
1. Regional Geochemical Results from the Analyses of Rock, Soil, and Vegetation Samples-Big Delta B-2 Quadrangle, Alaska [USGS_OFR_2005_1431]
The USGS reports the chemical analyses for rocks, soil, soil water, and vegetation, collected from throughout the Big Delta B-2 quadrangle in east-central Alaska, for the period 1998-2002. This study ...


2. 500,000 Year-old Stable Isotopic Record from Devils Hole, USGS OFR-97-792 [USGS_OFR-97-792]
Devils Hole is a tectonically formed cave developed in the discharge zone of a regional aquifer in south-central Nevada. (See Riggs, et al., 1994.) The walls of this subaqueous cavern are coated with ...


3. A pier-scour database: 2,427 field and laboratory measurements of pier scour [USGS_DS-845_PierScoutDatabase]
The U.S. Geological Survey conducted a literature review to identify potential sources of published pier-scour data, and selected data were compiled into a digital spreadsheet called the 2014 USGS ...


4. Archive of Digital Boomer Seismic Reflection Data Collected During USGS Cruise 97CCT01 Offshore of Central South Carolina, June 1997 [USGS_DS_2006_203]
In June of 1997, the U.S. Geological Survey, in cooperation with Coastal Carolina University, conducted a geophysical survey of the shallow geologic framework of the continental shelf offshore of ...


5. Archive of Digital Boomer Seismic Reflection Data Collected During USGS Field Activity 04SGI01 in the Withlacoochee River of West-Central Florida, March 2004 [USGS_DS_2007_119]
In March of 2004, the U.S. Geological Survey conducted a geophysical survey in the Withlacoochee River of west-central Florida. This report serves as an archive of unprocessed digital boomer seismic ...


6. Archive of Digital CHIRP Seismic Reflection Data Collected During USGS Cruise 06FSH01 Offshore of Siesta Key, Florida, May 2006 [USGS_DS_2007_254]
In May of 2006, the U.S. Geological Survey conducted geophysical surveys offshore of Siesta Key, Florida. This report serves as an archive of unprocessed digital chirp seismic reflection data, trackline ...


7. Archive of Digital Chirp Seismic Reflection Data Collected During USGS Cruise 05SCC01 Offshore of Port Fourchon and Timbalier Bay, Louisiana, August 2005 [USGS_DS_2007_242]
In August of 2005, the U.S. Geological Survey conducted geophysical surveys offshore of Port Fourchon and Timbalier Bay, Louisiana, and in nearby waterbodies. This report serves as an archive of unprocessed ...


8. Assessment of Hazards Associated with the Bluegill Landslide, South-Central Idaho [USGS_OFR_2004_1054]
The Bluegill landslide, located in south-central Idaho, is part of a larger landslide complex that forms an area in the Salmon Falls Creek drainage named Sinking Canyon. The landslide is on public ...


9. Atlas of Relations Between Climatic Parameters and Distributions of Important Trees and Shrubs in North America [USGS_P1650-a]
This atlas explores the continental-scale relations between the geographic ranges of woody plant species and climate in North America. A 25-km equal-area grid of modern climatic and bioclimatic parameters ...


10. Base-Flow Yields of Watersheds in the Berkeley County Area, West Virginia [USGS_DS_2006_216]
Base-flow yields at approximately 50 percent of the annual mean ground-water recharge rate were estimated for watersheds in the Berkeley County area, W.Va. These base-flow yields were determined from ...


11. Baseline Characteristics of Jordan Creek, Juneau, Alaska [USGS_OFR_2004_1220]
Anadromous fish populations historically have found healthy habitat in Jordan Creek, Juneau, Alaska. Concern regarding potential degradation to the habitat by urban development within the Mendenhall ...


12. Baseline and Historic Depositional Rates and Lead Concentrations, Floodplain Sediments, Lower Coeur d'Alene River, Idaho [USGS_OFR_2004_1211]
Lead-rich sediments, containing at least 1000 ppm of lead (Pb), and derived mainly from discarded mill tailings in the Coeur d'Alene mining region, cover about 60 km2 of the 80-km2 floor of the main ...


13. Benthic-invertebrate, fish-community, and streambed-sediment-chemistry data for steams in the Indianapolis metropolitan area, Indiana, 2009-2012 [USGS_IndianapolisMetroStreams]
Aquatic-biology and sediment-chemistry data were collected at seven sites on the White River and at six tributary sites in the Indianapolis metropolitan area of Indiana during the period 2009 through ...


14. Changes in Streamflow, Concentrations, and Loads in Selected Nontidal Basins in the Chesapeake Bay Watershed, 1985-2006 [USGS_OFR_2007_1372]
Water-quality and streamflow data from 34 sites in nontidal parts of the Chesapeake Bay watershed are presented to document annual nutrient and sediment loads and trends for 1985 through 2006, as ...


15. Climate, Land Use, and Environmental Sensitivity (CLUES) [USGS_CLUES]
Vegetation changes caused by climatic variations and/or land use may have large impacts on forests, agriculture, rangelands, natural ecosystems, and endangered species. Climate modeling studies indicate ...


16. Coastal Vulnerability to Sea-Level Rise: A Preliminary Database for the U.S. Atlantic, Pacific, and Gulf of Mexico Coasts [USGS_DDS-68]
Coastal Changes Due to Sea-Level Rise: One of the most important applied problems in coastal geology today is determining the physical response of the coastline to sea-level rise. Predicting shoreline ...


17. Concentrations of Metals in Aquatic Invertebrates from the Ozark National Scenic Riverways, Missouri [USGS_OFR_2007_1435]
This report summarizes the findings of a study conducted as a pilot for part of a park-wide monitoring program being developed for the Ozark National Scenic Riverways (ONSR) of southeastern Missouri. ...


18. Concentrations of Nutrients, Pesticides, and Suspended Sediment in the Karst Terrane of the Sinking Creek Basin, Kentucky, 2004 [USGS_OFR_2006_1091]
Water samples were collected in streams and springs in the karst terrane of the Sinking Creek Basin in 2004 as part of study in cooperation with the Kentucky Department of Agriculture. A total of ...


19. Concentrations of Polycyclic Aromatic Hydrocarbons (PAHs) and Major and Trace Elements in Simulated Rainfall Runoff From Parking Lots, Austin, Texas, 2003 [USGS_OFR_2004_1208]
Samples of creek bed sediment collected near seal-coated parking lots in Austin, Texas, by the City of Austin during 2001-02 had unusually elevated concentrations of polycyclic aromatic hydrocarbons ...


20. 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 ...


21. Development of a Land Use Database for the Little Blackwater Watershed, Dorchester County, Maryland [USGS_OFR_2007_1309]
Many agricultural and forested areas in proximity to National Wildlife Refuges (NWR) are under increasing economic pressure to develop lands for commercial or residential development. The upper portion ...


22. Development of an Impervious-Surface Database for the Little Blackwater River Watershed, Dorchester County, Maryland [USGS_OFR_2007_1308]
Many agricultural and forested areas in proximity to National Wildlife Refuges (NWR) are under increasing economic pressure for commercial or residential development. The upper portion of the Little ...


23. Development of flood-inundation maps for the Mississippi River in Saint Paul, Minnesota [USGS_SIR-5079_MSRiverFloodMaps]
Digital flood-inundation maps for a 6.3-mile reach of the Mississippi River in Saint Paul, Minnesota, were developed through a multi-agency effort by the U.S. Geological Survey in cooperation with ...


24. Digital drainage basin boundaries of named streams in Pennsylvania [USGS_PA_DIGIT]
In 1989, the Pennsylvania Department of Environmental Resources (PaDER), in cooperation with the U.S. Geological Survey, Water Resources Division (USGS published the Pennsylvania (PA) Gazetteer ...


25. Dissolved Pesticide and Organic Carbon Concentrations Detected in Surface Waters, Northern Central Valley, California, 2001-2002 [USGS_OFR_2004_1214]
Field and laboratory studies were conducted to determine the effects of pesticide mixtures on Chinook salmon under various environmental conditions in surface waters of the northern Central Valley ...


26. Earthquakes and Planning for Ground Rupture Hazards [SSDP_HAZARD_EARTHQUAKE]
Detailed maps bring a greater resolution to the number and locations of active faults. Preparing maps at a higher resolution requires extensive field study, and with a GIS, information, such as tract ...


27. Estimating Landslide Losses - Preliminary Results of a Seven-State Pilot Project [USGS_OFR_2006_1032]
In 2001, the U.S. Geological Survey Landslide Hazards Program provided funding for seven State geological surveys to report on the status of landslide investigation strategies in each of their States, ...


28. Geochemical Database for Intrusive Rocks of North-Central and Northeast Nevada [USGS_DS_2007_244]
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 ...


29. Geologic and Mineral Resource Map of Afghanistan [USGS_OFR_2006_1038]
This map shows the physical characteristics, geology and mineral resources for Afghanistan.


30. Geological Framework Data from Long Island Sound, 1981-1990: A Digital Data Release [USGS_OFR_2002_002]
Since 1980 the Coastal and Marine Geology Program of the U.S. Geological Survey and Connecticut Department of Environmental Protection have conducted a joint program of cooperative geologic research ...


31. Geomorphic Map of Worcester County, Maryland, Interpreted from a LIDAR-Based, Digital Elevation Model [USGS_OFR_2008_1005]
A recently compiled mosaic of a LIDAR-based digital elevation model (DEM) is presented with geomorphic analysis of new macro-topographic details. The geologic framework of the surficial and near surface ...


32. Global Volcanoes [USGS_VOLCANO]
This data shows the location of all known volcanoes in the world. [Summary provided by the USGS.]


33. Hurricane Rita Surge Data, Southwestern Louisiana and Southeastern Texas, September to November 2005 [USGS_DS_2006_220]
Pressure transducers and high-water marks were used to document the inland water levels related to storm surge generated by Hurricane Rita in southwestern Louisiana and southeastern Texas. On September ...


34. Ice Core Depth-Age Relation for Vostok (delD) and Dome Fuji (del18O) Records Based on the Devils Hole Paleotemperature Chronology, USGS Open File Report 02-266 [USGS_OFR_02-266]
This report presents the data for the Vostok - Devils Hole chronology, termed V-DH chronology, for the Antarctic Vostok ice core record. This depth - age relation is based on a join between the Vostok ...


35. Inventory of Significant Mineral Deposit Occurrences in the Headwaters Project Area in Idaho, Western Montana, and Extreme Eastern Oregon and Washington [USGS_OFR_2004_1038]
The significant mineral deposit inventory supports the U.S. Geological Survey Headwaters project, which will provide Federal land management agencies with basic geologic and mineral resource information ...


36. LANDFIRE National Products [LANDFIRE]
LANDFIRE National products comprise a set of 20+ digital maps of vegetation composition and structure; wildland fuel (crown and surface); and current departure from simulated historical vegetation ...


37. Land-Cover and Imperviousness Data for Regional Areas near Denver, Colorado; Dallas-Fort Worth, Texas; and Milwaukee-Green Bay, Wisconsin - 2001 [USGS_DS_2006_221]
This report describes the processing and results of land-cover and impervious surface derivation for parts of three metropolitan areas being studied as part of the U.S. Geological Survey's (USGS) ...


38. Landslide Susceptibility Estimated From Mapping Using Light Detection and Ranging (LIDAR) Imagery and Historical Landslide Records, Seattle, Washington [USGS_OFR_2005_1405]
Landforms in Seattle, Washington, that were created primarily by landsliding were mapped using LIDAR-derived imagery. These landforms include landslides (primarily landslide complexes), headscarps, ...


39. Long-term and Storm-related Shoreline Change Trends in the Florida Gulf Islands National Seashore [USGS_OFR_2007_1392]
Coastal erosion on Northern Gulf of Mexico barrier islands is an ongoing issue that was exacerbated by the storm seasons of 2004 and 2005 when several hurricanes made landfall in the Gulf of Mexico. ...


40. 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 ...


41. Nevada Magnetic and Gravity Maps and Data: A Website for the Distribution of Data [USGS_DS_2006_234]
Magnetic anomalies are due to variations in the Earth's magnetic field caused by the uneven distribution of magnetic minerals (primarily magnetite) in the rocks that make up the upper part of the ...


42. Occurrence and hydrochemistry of radiochemical constituents in groundwater of Jefferson County and surrounding areas, southwestern Montana, 2007 through 2010 [USGS_SIR-5235_MTGroundwater]
The U.S. Geological Survey, in cooperation with Jefferson County and the Jefferson Valley Conservation District, sampled groundwater in southwestern Montana to evaluate the occurrence and concentration ...


43. Petroleum System Modeling of the Western Canada Sedimentary Basin - Isopach Grid Files [USGS_OFR_2005_1421]
A 3-D geologic/petroleum system model of the Western Canada Sedimentary Basin (WCSB) was created by using elevations on the top of the Lower Cretaceous Mannville Group as a reference horizon for stacking ...


44. Potentiometric Surface of the Upper Floridan Aquifer in the St. Johns River Water Management District and Vicinity, Florida, May 2007 [USGS_OFR_2007_1371]
This map depicts the potentiometric surface of the Upper Floridan aquifer in the St. Johns River Water Management District and vicinity for May 2007. Potentiometric contours are based on water-level ...


45. Preliminary Geologic Map of the White Sulphur Springs 30' x 60' Quadrangle, Montana [USGS_OFR_2006_1329]
The geologic map of the White Sulphur Springs Quadrangle, scale 1:100,000, was made as part of the Montana Investigations Project to provide new information on the stratigraphy, structure and geologic ...


46. Quaternary Fault and Fold Database for the United States [USGS_QFAULTS]
This website contains information on faults and associated folds in the United States that are believed to be sources of M>6 earthquakes during the Quaternary (the past 1,600,000 years). Maps of these ...


47. Regional Geochemical Results from the Reanalysis of NURE Stream Sediment Samples - Eagle 3 Degree Quadrangle, East-Central Alaska [USGS_OFR_2007_1075]
This report presents reconnaissance geochemical data for a cooperative study in the Fortymile Mining District, east-central Alaska, initiated in 1997. This study has been funded by the U.S. Geological ...


48. Rocky Mountain Snowpack Chemistry at Selected Sites, 1993-2010 [USGS_CO53100]
Rocky Mountain Regional Snowpack Chemistry Monitoring Study Area: High-elevation sites near the Continental Divide in Montana, Wyoming, Idaho, Colorado, New Mexico, and Utah, 1993 to present Study ...


49. Rocky Mountain Snowpack Chemistry at Selected Sites, 2002 [USGS_OFR_2004_1027]
During spring 2002, the chemical composition of annual snowpacks in the Rocky Mountain region of the Western United States was analyzed. Snow samples were collected at 75 geographically distributed ...


50. Seismic Shear Wave Reflection Imaging at the Former Fort Ord, Monterey, California [USGS_OFR_2007_1068]
At the former Fort Ord in Monterey County, California, contamination threatens an aquifer that provides drinking water for local communities. Assessment and remediation require accurate hydrological ...


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