Thumbnail Icon [Personnel: Last_Name='ASK USGS']


Refine by Category
 
Refine by Full text

 

73 Titles Match Your Query
Showing 1 through 50 of 73 Next
1. 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 ...


2. Spatial and stratigraphic distribution of water in oil shale of the Green River Formation using Fischer assay, Piceance Basin, northwestern Colorado [USGS_SIR-2013-5241]
The spatial and stratigraphic distribution of water in oil shale of the Eocene Green River Formation in the Piceance Basin of northwestern Colorado was studied in detail using some 321,000 Fischer ...


3. Topographic Lidar Survey of the Alabama, Mississippi, and Southeast Louisiana Barrier Islands, from September 5 to October 11, 2012 -- Classified Point Data [USGS_DS-839_LAS]   PARENT DIF
A topographic lidar survey was conducted from September 5 to October 11, 2012, for the barrier islands of Alabama, Mississippi and southeast Louisiana, including the coast near Port Fourchon. Most ...


4. Topographic Lidar Survey of the Chandeleur Islands, Louisiana, February 6, 2012 -- Bare Earth DEMs [USGS_DS-840_DEM]   PARENT DIF
A topographic Lidar survey was conducted on February 6, 2012, over the Chandeleur Islands, Louisiana. The data were collected at a nominal pulse space of 0.5-meter (m) and processed to identify bare ...


5. Topographic Lidar Survey of the Chandeleur Islands, Louisiana, February 6, 2012 -- Classified Point Data [USGS_DS-840_LAS]   PARENT DIF
A topographic Lidar survey was conducted on February 6, 2012, over the Chandeleur Islands, Louisiana. The data were collected at a nominal pulse space of 0.5-meter (m) and processed to identify bare ...


6. Topographic lidar survey of Dauphin Island, Alabama and Chandeleur, Stake, Grand Gosier and Breton Islands, Louisiana, July 12-14, 2013 [USGS_DS-838]   CHILD DIFs
This Data Series Report contains lidar elevation data collected on July 12 and 14, 2013, for Dauphin Island, Alabama, and Chandeleur, Stake, Grand Gosier and Breton Islands, Louisiana. Classified ...


7. Topographic lidar survey of the Chandeleur Islands, Louisiana, February 6, 2012 [USGS_DS-840]   CHILD DIFs
This Data Series Report contains lidar elevation data collected February 6, 2012, for Chandeleur Islands, Louisiana. Point cloud data in lidar data exchange format (LAS) and bare earth digital elevation ...


8. 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 ...


9. 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 ...


10. 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 ...


11. Water levels and water quality in the Sparta-Memphis aquifer (middle Claiborne aquifer) in Arkansas, spring–summer 2011 [USGS_SIR-2014-5044_SpartaMemphisAquifer]
The U.S. Geological Survey, in cooperation with the Arkansas Natural Resources Commission and the Arkansas Geological Survey, has monitored water levels in the Sparta Sand of Claiborne Group and Memphis ...


12. Topobathy Index [USGS_topobathy]
This data set provides an index of data sets that are hybrid elevation models created from USGS topography and NOAA bathymetric data.


13. 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 ...


14. 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 ...


15. 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 ...


16. 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 ...


17. 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 ...


18. USGS Geologic Map of North America [USGS_GMNA]
The Geologic Map of North America (published February 2005) portrays the grand architecture of the continent as we understood it in the closing years of the 20th century. As the final ...


19. 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 ...


20. 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 ...


21. 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 ...


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


23. 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 ...


24. 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 ...


25. 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 ...


26. 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. ...


27. 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 ...


28. 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. ...


29. 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 ...


30. 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 ...


31. Topographic Slope as a Proxy for Seismic Site-Conditions and Amplification Around the Globe [USGS_OFR_2007_1357]
It is well-known that large global earthquakes can have a dramatic effect on local communities and the built environment. Moreover, ground motions amplified by surficial materials can exacerbate the ...


32. 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 ...


33. 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 ...


34. 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 ...


35. 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 ...


36. 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 ...


37. 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 ...


38. 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 ...


39. 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 ...


40. Selected Field Parameters from Streams and Analytical Data from Water and Macroinvertebrate Samples, Central Colorado Assessment Project, Environmental Assessment Task, 2004 and 2005 [USGS_OFR_2007_1044]
The U.S. Geological Survey (USGS) Central Colorado Assessment Project (CCAP) began in October 2003 and is planned to last through September 2008. One major goal of this project is to compare the relationships ...


41. Spatial Data for Eurycea Salamander Habitats Associated With Three Aquifers in South-Central Texas [USGS_DS_2007_243]
Eurycea salamander taxa comprise 12 known species that inhabit springs and caves in south-central Texas. Many of these are threatened or endangered species, and some are found only at one location. ...


42. Water and Sediment Quality in the Yukon River Basin, Alaska, During Water Year 2005 [USGS_OFR_2007_1037]
This report contains water-quality and sediment-quality data from samples collected in the Yukon River Basin from March through September during the 2005 water year (WY). Samples were collected throughout ...


43. 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 ...


44. 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 ...


45. 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 ...


46. 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 ...


47. 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 ...


48. 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) ...


49. Water-Quality Data, 1999-2005, and Ground-Water Level Data, 2004-2005, for McBaine Bottoms, Including the Eagle Bluffs Conservation Area, Columbia, Missouri [USGS_DS_2006_212]
The U.S. Geological Survey, in cooperation with the city of Columbia, Missouri, and the Missouri Department of Conservation, collected ground-water quality data from June 1999 through August 2005, ...


50. USGS-NoGaDat: A Global Dataset of Noble Gas Concentrations and Their Isotopic Ratios in Volcanic Systems [USGS_DS_2006_202]
The database (Version 1.0) is a MS-Excel file that contains close to 5,000 entries of published information on noble gas concentrations and isotopic ratios from volcanic systems in Mid-Ocean ridges, ...


Showing 1 through 50 of 73 Next
Click here for a static view of records.

Link to Web Site