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Digital Shoreline Analysis System (DSAS) version 4.3 Transects with Short-Term Linear Regression Rate Calculations for the Sheltered Central Beaufort Sea coast of Alaska between the Hulahula River and the Colville River This dataset consists of short-term (~31 years) shoreline change rates for the north coast of Alaska between the Hulahula River and the Colville River. Rate calculations were computed within a GIS using the Digital Shoreline Analysis System (DSAS) version 4.3, an ArcGIS extension developed by the U.S. Geological Survey. Short-term rates of shoreline change were calculated using a linear regression rate-of-change method based on available shoreline data between 1979 and 2010. A reference baseline was used as the originating point for the orthogonal transects cast by the DSAS software. The transects intersect each shoreline establishing measurement points, which are then used to calculate short-term rates. Categories: Data; Types: Citation, Downloadable, Map Service, OGC WFS Layer, OGC WMS Layer, Shapefile; Tags: ANWR, Arctic, Arctic National Wildlife Refuge, Beaufort Sea, CMGP, All tags... Canning River, Coastal and Marine Geology Program, Colville River, DSAS, Digital Shoreline Analysis System, Habitat, Harrison Bay, Kuparuk River, National Assessment of Coastal Change Hazards, National Assessment of Shoreline Change Project, North Slope, PCMSC, Pacific Coastal and Marine Science Center, Prudhoe Bay, Sagavanirktok River, Shoreline, Shoreline Change, Staines River, State of Alaska, U.S. Geological Survey, USGS, United States of America, coastal processes, environment, geoscientificInformation, oceans, shoreline accretion, shoreline erosion, Fewer tags Digital Shoreline Analysis System (DSAS) version 4.3 Transects with Long-Term Linear Regression Rate Calculations for the Sheltered East Chukchi Sea coast of Alaska between Point Barrow and Icy Cape This dataset consists of long-term (~65 years) shoreline change rates for the north coast of Alaska between Point Barrow and Icy Cape. Rate calculations were computed within a GIS using the Digital Shoreline Analysis System (DSAS) version 4.3, an ArcGIS extension developed by the U.S. Geological Survey. Long-term rates of shoreline change were calculated using a linear regression rate-of-change method based on available shoreline data between 1947 and 2012. A reference baseline was used as the originating point for the orthogonal transects cast by the DSAS software. The transects intersect each shoreline establishing measurement points, which are then used to calculate long-term rates. Categories: Data; Types: Citation, Downloadable, Map Service, OGC WFS Layer, OGC WMS Layer, Shapefile; Tags: Arctic, Barrow, CMGP, Chukchi Sea, Coastal and Marine Geology Program, All tags... DSAS, Digital Shoreline Analysis System, Habitat, NPR-A, National Assessment of Coastal Change Hazards, National Assessment of Shoreline Change Project, National Petroleum Reserve-Alaska, North Slope, PCMSC, Pacific Coastal and Marine Science Center, Shoreline, Shoreline Change, State of Alaska, U.S. Geological Survey, USGS, United States of America, Utqia?vik, Wainwright, coastal processes, environment, geoscientificInformation, oceans, shoreline accretion, shoreline erosion, Fewer tags Digital Shoreline Analysis System (DSAS) version 4.3 Transects with Short-Term End Point Rate Calculations for the Exposed East Chukchi Sea coast of Alaska between Point Barrow and Icy Cape This dataset consists of short-term (~32 years) shoreline change rates for the north coast of Alaska between Point Barrow and Icy Cape. Rate calculations were computed within a GIS using the Digital Shoreline Analysis System (DSAS) version 4.3, an ArcGIS extension developed by the U.S. Geological Survey. Short-term rates of shoreline change were calculated using an end point rate-of-change method based on available shoreline data between 1979 and 2011. A reference baseline was used as the originating point for the orthogonal transects cast by the DSAS software. The transects intersect each shoreline establishing measurement points, which are then used to calculate short-term rates. Categories: Data; Types: Citation, Downloadable, Map Service, OGC WFS Layer, OGC WMS Layer, Shapefile; Tags: Arctic, Barrow, CMGP, Chukchi Sea, Coastal and Marine Geology Program, All tags... DSAS, Digital Shoreline Analysis System, Habitat, NPR-A, National Assessment of Coastal Change Hazards, National Assessment of Shoreline Change Project, National Petroleum Reserve-Alaska, North Slope, PCMSC, Pacific Coastal and Marine Science Center, Shoreline, Shoreline Change, State of Alaska, U.S. Geological Survey, USGS, United States of America, Utqia?vik, Wainwright, coastal processes, environment, geoscientificInformation, oceans, shoreline accretion, shoreline erosion, Fewer tags Underwater video footage, March 2014, Faga'alu Bay, Tutuila Island, American Samoa Underwater video imagery was collected in March 2014 in the nearshore waters of Faga'alu Bay on the Island of Tutuila, American Samoa, as part of the U.S. Geological Survey Coastal and Marine Geology Program's Pacific Coral Reefs Project. Included here are 40 video files in .mpg format and an Environmental Systems Research Institute (ESRI) shapefile with location (navigation) points every two seconds. Categories: Data; Types: Citation, Downloadable, Map Service, OGC WFS Layer, OGC WMS Layer, Shapefile; Tags: American Samoa, Benthic Habitat, CMG, CMGP, Coastal and Marine Geology Program, All tags... Coral Reefs, Faga'alu Bay, PCMSC, Pacific Coastal and Marine Science Center, Remote Sensing, Tutuila, U.S. Geological Survey, USGS, biota, boundaries, data release, geoscientificInformation, imageryBaseMapsEarthCover, oceans, Fewer tags Gulf Coast Vulnerability Assessment The Gulf Coast Vulnerability Assessment (GCVA) used an expert opinion approach to qualitatively assess the vulnerability of four ecosystems: mangrove, oyster reef, tidal emergent marsh, and barrier islands, and a suite of wildlife species that depend on them. More than 50 individuals participated in the completion of the GCVA, facilitated via Ecosystem and Species Expert Teams. The GCVA made use of the Standardized Index of Vulnerability and Value Assessment (SIVVA) (Reece and Noss 2014) to provide an objective framework for evaluating vulnerability by guiding assessors through a series of questions related to the changes an ecosystem or species might experience due to climate change and other threats. Assessors... Categories: Data; Types: Citation, Downloadable, Map Service, OGC WFS Layer, OGC WMS Layer, Shapefile; Tags: Alabama, Barrier Islands, Florida, Gulf of Mexico, Louisiana, All tags... Mangrove, Mississippi, Oyster Reef, Texas, Tidal Emergent Marsh, american oystercatcher, black skimmer, blue crab, clapper rail, eastern oysters, environment, kemp's ridley sea turtle, mottled duck, red drum, roseate spoonbill, spotted seatrout, wilson's plover, Fewer tags Geomorphic habitat units derived from 2011 aerial imagery and elevation data for the Elwha River estuary, Washington Estuary geomorphic units delineated at a scale of 1:1500 using a combination of (a) 03 September 2011* 0.3 meter resolution Microsoft/Digital Globe aerial imagery; and (b) elevation-colored and hillshaded digital elevation models from USGS backpack/jetski topobathy surveys (25 August 2011) for areas < MHHW and aerial lidar surveys (13-15 April 2012) for elevations > MHHW. *Image date of 3-Sep-11 corrected in metadata. During product generation the imagery date was believed to be 8-25-2011, as reported by DigitalGlobe reseller. Categories: Data; Types: Citation, Downloadable, Map Service, OGC WFS Layer, OGC WMS Layer, Shapefile; Tags: Clallam County, Elwha River, Olympic Peninsula, Port Angeles, United States of America, All tags... Washington, coastal ecosystems, coastal processes, dam, dam removal, ecological change, ecological processes, environment, geomorphology, geoscientificInformation, habitats, human impacts, human impacts on habitats, vegetation, Fewer tags Surface area of solar arrays in the conterminous United States The U.S. Geological Survey (USGS) Fort Collins Science Center created a national data set of the footprint area of solar arrays for the Bureau of Land Management’s National Operations Center. We identified potential solar facility locations for the conterminous U.S. using the U.S. Energy Information Administration (EIA) utility-scale facilities data from 2015. The footprint area of each solar array was digitized on-screen using true color aerial imagery from the most recently available National Agriculture Imagery Program (NAIP) for each state (NAIP 2013-2015). We used supplementary ESRI basemap imagery accessed via ArcGIS to verify locations of arrays observed in NAIP imagery. Arrays separated by more than 30 meters... Categories: Data; Types: Citation, Downloadable, Map Service, OGC WFS Layer, OGC WMS Layer, Shapefile; Tags: Array, Conterminous United States, Development footprint, Energy development, Solar, All tags... USGS Science Data Catalog (SDC), Utility-scale solar facilities, Fewer tags Elevation Contours, Neversink Reservoir, 2014 From 2013 to 2015, bathymetric surveys of New York City’s six West of Hudson reservoirs (Ashokan, Cannonsville, Neversink, Pepacton, Rondout, and Schoharie) were performed to provide updated capacity tables and bathymetric maps. Depths were surveyed with a single-beam echo sounder and real-time kinematic global positioning system (RTK-GPS) along planned transects at predetermined intervals for each reservoir. A separate set of echo sounder data was collected along transects at oblique angles to the main transects for accuracy assessment. Field survey data was combined with water-surface elevations in a geographic information system to create three-dimensional surfaces representing reservoir-bed elevations in the... Categories: Data; Types: Citation, Downloadable, Map Service, OGC WFS Layer, OGC WMS Layer, Shapefile; Tags: GPS measurement, Neversink Reservoir, Sullivan County, bathymetry, single-beam echo sounder Inorganic and organic concentration data collected from 38 streams in the United States, 2012-2014, with supporting data, as part of the Chemical Mixtures and Environmental Effects Pilot Study This USGS data release contains station and laboratory method information and geospatial information, as well as concentration results for inorganic and organic compounds and bioluminescent yeast estrogen screen and transgenic zebrafish embryo estrogren bioassay, analyzed at 38 sites in 25 states as part of the Chemical Mixtures and Environmental Effects Pilot Study, 2012-2014. Categories: Data; Types: Citation, Downloadable, Map Service, OGC WFS Layer, OGC WMS Layer, Shapefile; Tags: Environmental Health, USGS Science Data Catalog (SDC), United States, chemical mixtures, ecological exposures, All tags... estrogen bioassay, estrogen screen, laboratory, laboratory methods, landscape metrics, station information, stream channels, streams, Fewer tags Depth Contours, West Basin of Ashokan Reservoir, 2013 to 2014 From 2013 to 2015, bathymetric surveys of New York City’s six West of Hudson reservoirs (Ashokan, Cannonsville, Neversink, Pepacton, Rondout, and Schoharie) were performed to provide updated capacity tables and bathymetric maps. Depths were surveyed with a single-beam echo sounder and real-time kinematic global positioning system (RTK-GPS) along planned transects at predetermined intervals for each reservoir. A separate set of echo sounder data was collected along transects at oblique angles to the main transects for accuracy assessment. Field survey data was combined with water-surface elevations in a geographic information system to create three-dimensional surfaces representing reservoir-bed elevations in the... Categories: Data; Types: Citation, Downloadable, Map Service, OGC WFS Layer, OGC WMS Layer, Shapefile; Tags: Ashokan Reservoir, GPS measurement, Ulster County, bathymetry, single-beam echo sounder Titanium concentrations in stream sediments from the Atlantic Coastal Plain of the southeastern U.S. (1975-1999) The titanium concentrations were obtained from a data set that is called the "National Geochemical Survey." This data set, as well as its documentation, are available in U.S. Geological Survey Open-File Report 2004-1001 (https://mrdata.usgs.gov/geochem/doc/home.htm). The titanium concentrations were measured in 3,457 samples of stream sediments from the coastal plain of the southeastern United States; this area includes parts of Virginia, North Carolina, South Carolina, Georgia, Florida, and Alabama. The samples were collected between 1975 and 1999 during several field surveys, and the concentrations were measured using inductively coupled plasma-atomic emission spectrometry. Categories: Data; Types: Citation, Downloadable, Map Service, OGC WFS Layer, OGC WMS Layer, Shapefile; Tags: Alabama, Atlantic Coastal Plain, CGGSC, CMERSC, Central Minerals and Environmental Resources Science Center, All tags... Crustal Geophysics and Geochemistry Science Center, Florida, Geochemistry, Georgia, MRP, Mineral Resources Program, Mineralogy, North Carolina, South Carolina, USGS Science Data Catalog (SDC), Virginia, chemical analysis, chemical elements, geochemistry, geoscientificInformation, titanium, Fewer tags Sea-floor environments in the Hudson Canyon region (polyline shapefile, geographic, WGS 84) The Hudson Canyon begins on the outer continental shelf off the east coast of the United States at about 100-meters (m) water depth and extends offshore southeastward across the continental slope and rise. A multibeam survey was carried out in 2002 to map the bathymetry and backscatter intensity of the sea floor of the Hudson Canyon and adjacent slope and rise. The survey covered an area approximately 205 kilometers (km) in the offshore direction, extending from about 500 m to about 4,000 m water depth, and about 110 km in the alongshore direction, centered on the Hudson Canyon. The sea floor was mapped using a SeaBeam Instruments 2112 multibeam echosounder aboard the National Oceanic and Atmospheric Administration... Categories: Data; Types: Citation, Downloadable, Map Service, OGC WFS Layer, OGC WMS Layer, Shapefile; Tags: Coastal and Marine Geology Program (CMGP), Hudson Canyon, Middle Atlantic Bight, NOAA ship Ronald H. Brown, National Oceanic and Atmospheric Administration (NOAA), All tags... New York Bight, North Atlantic Ocean, Rutgers Institute of Coastal and Marine Sciences, SeaBeam Instruments 2112 multibeam, U.S. Geological Survey (USGS), USGS Open-File Report 2004-1441, WHCMSC field activity 2002-050-FA, Woods Hole Coastal and Marine Science Center (WHCMSC), buried mass-transport deposit, eroded strata, failed slope, geologic facies, geoscientificInformation, hemipelagic, imageryBaseMapsEarthCover, interpretation, marine geology, mass-transport deposit, multibeam, ocean sciences, oceans, polyline shapefile, sea floor, sea floor mapping, sea-floor characteristics, sediment waves, Fewer tags Shorelines of the southeastern Florida (FLse) coastal region used in shoreline change analysis Sandy ocean beaches in the United States are popular tourist and recreational destinations and constitute some of the most valuable real estate in the country. The boundary between land and water along the coastline is often the location of concentrated residential and commercial development and is frequently exposed to a range of natural hazards, which include flooding, storm effects, and coastal erosion. In response, the U.S. Geological Survey (USGS) is conducting a national assessment of coastal change hazards. One component of this research effort, the National Assessment of Shoreline Change Project (http://coastal.er.usgs.gov/shoreline-change/), documents changes in shoreline position as a proxy for coastal... Categories: Data; Types: Citation, Downloadable, Map Service, OGC WFS Layer, OGC WMS Layer, Shapefile; Tags: Atlantic Coast, Boca Raton, CMGP, Coastal and Marine Geology Program, Cocoa Beach, All tags... DSAS, Delray Beach, Digital Shoreline Analysis System, FL, FLDEP, Florida, Florida Department of Environmental Protection, HWL, High Water Line, Hutchinson Island, Jupiter Island, Key Biscayne, MHW, Mean High Water, Melbourne Beach, Miami Beach, NOAA, NOS, National Assessment of Shoreline Change Project, National Ocean Service, National Oceanic and Atmospheric Administration, North America, Orchid Island, Palm Beach, Pompano Beach, Shoreline, Shoreline Change, St Lucie Inlet, U.S. Geological Survey, USGS, United States, WHCMSC, Woods Hole Coastal and Marine Science Center, environment, geoscientificInformation, oceans, Fewer tags Shorelines of the western North Carolina (NCwest) coastal region used in shoreline change analysis Sandy ocean beaches in the United States are popular tourist and recreational destinations and constitute some of the most valuable real estate in the country. The boundary between land and water along the coastline is often the location of concentrated residential and commercial development and is frequently exposed to a range of natural hazards, which include flooding, storm effects, and coastal erosion. In response, the U.S. Geological Survey (USGS) is conducting a national assessment of coastal change hazards. One component of this research effort, the National Assessment of Shoreline Change Project (http://coastal.er.usgs.gov/shoreline-change/), documents changes in shoreline position as a proxy for coastal... Categories: Data; Types: Citation, Downloadable, Map Service, OGC WFS Layer, OGC WMS Layer, Shapefile; Tags: Atlantic Coast, CERC, CERC map, CMGP, Coastal Engineering Research Center, All tags... Coastal and Marine Geology Program, DSAS, Digital Shoreline Analysis System, HWL, High Water Line, Holden Beach, Little River Inlet, Lockwoods Folly, MHW, Mean High Water, NC, NOAA, NOS, National Assessment of Shoreline Change Project, National Ocean Service, National Oceanic and Atmospheric Administration, North America, North Carolina, Oak Island, Shallotte, Shoreline, Shoreline Change, Southport, U.S. Army Corps of Engineers, U.S. Geological Survey, USACE, USGS, United States, WHCMSC, Woods Hole Coastal and Marine Science Center, environment, geoscientificInformation, oceans, Fewer tags Shorelines of the Louisiana coastal region used in shoreline change analysis Sandy ocean beaches in the United States are popular tourist and recreational destinations and constitute some of the most valuable real estate in the country. The boundary between land and water along the coastline is often the location of concentrated residential and commercial development and is frequently exposed to a range of natural hazards, which include flooding, storm effects, and coastal erosion. In response, the U.S. Geological Survey (USGS) is conducting a national assessment of coastal change hazards. One component of this research effort, the National Assessment of Shoreline Change Project, documents changes in shoreline position as a proxy for coastal change. Shoreline position is an easily understood... Categories: Data; Types: Citation, Downloadable, Map Service, OGC WFS Layer, OGC WMS Layer, Shapefile; Tags: Breton Islands, Breton National Wildlife Refuge, CMGP, Chandeleur Islands, Coastal and Marine Geology Program, All tags... DSAS, Digital Shoreline Analysis System, East Timbalier Island, Grand Isle, Grand Terre Islands, Gulf of Mexico, HWL, High Water Line, Isles Dernieres, LA, LSU, Lanaux Island, Louisiana, Louisiana State University, MHW, Mean High Water, NOAA, NOS, National Assessment of Shoreline Change Project, National Ocean Service, National Oceanic and Atmospheric Administration, North America, Pelican Island, Shoreline, Shoreline Change, U.S. Geological Survey, UNO, UNO Pontchartrain Institute for Environmental Sciences, UNOPIES, USGS, United States, University of New Orleans, WHCMSC, Woods Hole Coastal and Marine Science Center, environment, geoscientificInformation, oceans, Fewer tags Digital Shoreline Analysis System version 4.3 Transects with Short-Term End Point Rate Calculations for Alabama Sandy ocean beaches in the United States are popular tourist and recreational destinations and constitute some of the most valuable real estate in the country. The boundary between land and water along the coastline is often the location of concentrated residential and commercial development and is frequently exposed to a range of natural hazards, which include flooding, storm effects, and coastal erosion. In response, the U.S. Geological Survey (USGS) is conducting a national assessment of coastal change hazards. One component of this research effort, the National Assessment of Shoreline Change Project, documents changes in shoreline position as a proxy for coastal change. Shoreline position is an easily understood... Categories: Data; Types: Citation, Downloadable, Map Service, OGC WFS Layer, OGC WMS Layer, Shapefile; Tags: AL, Accretion, Alabama, CMGP, Coastal and Marine Geology Program, All tags... DSAS, Dauphin Island, Digital Shoreline Analysis System, End Point Rate, Erosion, Fort Morgan, Gulf Shores, Gulf of Mexico, Historic Shoreline, National Assessment of Shoreline Change Project, North America, Orange Beach, Shoreline, Short-Term Shoreline Change Rate, Transect, U.S. Geological Survey, USGS, United States, WHCMSC, Woods Hole Coastal and Marine Science Center, environment, geoscientificInformation, oceans, Fewer tags « 1 ... 17 18 19 20 21