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1. 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 ...


2. 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 ...


3. 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, ...


4. Water-quality Data from two Agricultural Drainage Basins in Northwestern Indiana and Northeastern Illinois: I. Lagrangian and Synoptic Data, 1999-2002 [USGS_OFR_2004_1317]
Methods of data collection and results of analyses are presented for Lagrangian and synoptic water-quality data collected from two agricultural drainages, the Iroquois River in northwestern Indiana ...


5. 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 ...


6. 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, ...


7. 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.


8. 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 ...


9. 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 ...


10. 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 ...


11. 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 ...


12. 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 ...


13. 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 ...


14. 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 ...


15. 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 ...


16. 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 ...


17. 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 ...


18. 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 ...


19. 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 ...


20. 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 ...


21. 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 ...


22. 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 ...


23. 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 ...


24. 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 ...


25. 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 ...


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