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Datasets for Assessment of Nutrient Load Estimation Approaches for Small Urban Streams in Durham, North Carolina, 2009-2020 Datasets for Assessment of Nutrient Load Estimation Approaches for Small Urban Streams in Durham, North Carolina, 2009-2020
In cooperation with the City of Durham Public Works Department Stormwater Division, the U.S. Geological Survey (USGS) conducted a study to evaluate whether alternate monitoring strategies that incorporated samples collected across an increased range of streamflows would improve nutrient load estimates for Ellerbe and Sandy Creeks, two small, highly urbanized streams in the City of Durham...
Tiltmeter data from Kīlauea’s East Rift Zone station JKA from August 1 to September 15, 2014 Tiltmeter data from Kīlauea’s East Rift Zone station JKA from August 1 to September 15, 2014
Tiltmeter data from station Jonika Flow (JKA) used in the publication "Pre-existing ground cracks as lava flow pathways at Kīlauea in 2014" by Tim R. Orr, Edward W. Llewellin, Kyle R. Anderson, and Matthew R. Patrick. These data were collected in 2014 by Asta Miklius of the USGS Hawaiian Volcano Observatory.
Lake Ontario April Prey Fish Bottom Trawl Survey, 1978-2024 Lake Ontario April Prey Fish Bottom Trawl Survey, 1978-2024
This data release includes Lake Ontario prey fish data including species captured, relative abundance, spatial distribution, size structure, and age data from the April or spring prey fish bottom trawl survey, 1978 through 2024. Data from 1978 - 2015 are from U.S. waters of Lake Ontario while data from 2016 - 2024 include both U.S. and Canadian waters of Lake Ontario. Details about the...
2022 Organic Matter Research Lab Sacramento, California Vectorized Fluorescence Data 2022 Organic Matter Research Lab Sacramento, California Vectorized Fluorescence Data
The U.S. Geological Survey (USGS) California Water Science Center (CAWSC) Organic Matter Research Laboratory (OMRL) provides laboratory services and support to regional and national projects in the analysis of organic matter using the latest methods in absorbance and fluorescence spectroscopy. Optical measurements such as absorbance and fluorescence are used to gain insight into...
2022 Organic Matter Research Lab Sacramento, California Full Spectra Absorbance Data 2022 Organic Matter Research Lab Sacramento, California Full Spectra Absorbance Data
The U.S. Geological Survey (USGS) California Water Science Center (CAWSC) Organic Matter Research Laboratory (OMRL) provides laboratory services and support to regional and national projects in the analysis of organic matter using the latest methods in absorbance and fluorescence spectroscopy. Optical measurements such as absorbance and fluorescence are used to gain insight into...
Intersectional weights between two different 12-digit Hydrologic Unit Code 12(HUC12) boundaries Intersectional weights between two different 12-digit Hydrologic Unit Code 12(HUC12) boundaries
This data release contains fractional intersectional weights used to crosswalk data from the National Water Use Program to the National Integrated Water Availability Assessment (IWAAs) projects. The Watershed Boundary Dataset (WBD; https://www.usgs.gov/national-hydrography/watershed-boundary-dataset) is a companion dataset to the National Hydrography Dataset and contains polygons that...
Carbon Dioxide Storage Resources-Anadarko and Southern Oklahoma Basins: Chapter R. Spatial Data Carbon Dioxide Storage Resources-Anadarko and Southern Oklahoma Basins: Chapter R. Spatial Data
This data release provides shapefiles that represent storage assessment units (SAUs) and drilling-density cells in the Anadarko and Southern Oklahoma Basins of Colorado, Kansas, Oklahoma, and Texas in the United States. The SAU is the fundamental unit used in the National Assessment of Geologic Carbon Dioxide Storage Resources project for the assessment of geologic CO2 storage resources...
Carbon Isotopes, Total Organic Carbon, Programmed Pyrolysis, Volcanic Zircon U-Pb, and Geochemistry Data from the Hue Shale, Arctic Alaska - 2024 Carbon Isotopes, Total Organic Carbon, Programmed Pyrolysis, Volcanic Zircon U-Pb, and Geochemistry Data from the Hue Shale, Arctic Alaska - 2024
This dataset contains results from a stratigraphic section of the Hue Shale located along the Jago River in the Arctic National Wildlife Refuge at 69.9099, -143.3947 (WGS84). Sample heights were measured with a tape measure in a continuous succession. Zircon grains from volcanic ashes were analyzed via laser ablation at either the University of California, Santa Barbara (UCSB) or the...
Geospatial database of the 2022 summit and Northeast Rift Zone eruption of Mauna Loa volcano, Hawai'i Geospatial database of the 2022 summit and Northeast Rift Zone eruption of Mauna Loa volcano, Hawai'i
In the late evening of November 27, 2022, an effusive eruption began inside Moku'aweoweo caldera at the summit of Mauna Loa volcano. Within a few hours, lava had covered most of the caldera floor, and several fissures just outside caldera sent short lava flows up to 3 kilometers (2 miles) to the southwest. Later in the morning of November 28, summit effusion ceased and the eruption moved...
Communication Towers across the Greater Sage-Grouse Range (ver. 2.0, February 2026) Communication Towers across the Greater Sage-Grouse Range (ver. 2.0, February 2026)
We compiled and verified a dataset which represents a comprehensive inventory of communication tower infrastructure across the range of the greater sage-grouse (Centrocercus urophasianus) from 1985 to 2025. Our dataset is an annual spatial time series product that allows users to visualize, assess, and analyze tower locations and duration (i.e., including date of construction through...
GIS Data for Geologic Map of the Bayhorse Area, Central Custer County, Idaho GIS Data for Geologic Map of the Bayhorse Area, Central Custer County, Idaho
This U.S. Geological Survey (USGS) data release provides a digital geospatial database for the geologic map of the Bayhorse area, central Custer County, Idaho (Hobbs and others, 1991). Attribute tables and geospatial features (points, lines, polygons) conform to the Geologic Map Schema (GeMS, 2020) and represent the geologic map as published in the USGS Miscellaneous Investigations...
RADSeq Data to assess population structure of Desmophyllum pertusum found along the United States eastern continental margin RADSeq Data to assess population structure of Desmophyllum pertusum found along the United States eastern continental margin
This dataset contains metadata about the origin of the cold-water coral samples that were RAD sequenced and the single nucleotide polymorphism (SNPs) generated for population genomic analyses. These data were used to examine patterns of genomic structure of Desmophyllum pertusum from throughout US waters along the eastern continental margin and the Gulf of Mexico. The raw sequence data...