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Federal
Charcoal data from four sites in Great Dismal Swamp National Wildlife Refuge - August 2022
Department of the Interior —
Charcoal counts and radiocarbon dates from four sediment cores collected in Great Dismal Swamp in 2017 and 2018 were incorporated into a synthesis of charcoal records... -
Federal
Survival and hydrodynamic behavior of grass carp eggs and larvae in relation to turbulence and in-stream obstructions
Department of the Interior —
Data collected from a comprehensive set of hydrodynamic experiments conducted with live grass carp eggs and larvae, to evaluate drifting and swimming patterns with 3... -
Federal
Central Valley Hydrologic Model version 2 (CVHM2): Observation Data (Groundwater Level, Streamflow, Subsidence) (ver. 2.2, May 2024)
Department of the Interior —
This digital dataset includes three sets of observational data (groundwater level, streamflow, subsidence) used to calibrate the updated Central Valley Hydrologic... -
Federal
Seepage meter efficiency in highly permeable settings source data (2020)
Department of the Interior —
Efficiency of seepage meters, long considered a fixed property associated with the meter design, is not constant in highly permeable sediments. Instead, results from... -
Federal
Chesapeake Bay Nontidal Network 1985-2018: Short- and long-term trends
Department of the Interior —
Nitrogen, phosphorus, and suspended-sediment loads, and changes in loads, in rivers across the Chesapeake Bay watershed have been calculated using monitoring data... -
Federal
Debris Flow Video Files for Middle Camera (Station 2), Chalk Cliffs, Colorado, USA, 2017
Department of the Interior —
Chalk Cliffs, located 8 miles southwest of Buena Vista, Colorado, is one of the most active debris-flow areas in the state (U.S. Geological Survey). This "Child item"... -
Federal
14) Monitoring well locations and median groundwater-level altitudes used to develop groundwater-level contours for Smith Valley and Mason Valley, Nevada, 1995
Department of the Interior —
This dataset consists of points representing selected monitoring well locations and median groundwater-level altitudes for the water year period 1991-1995 that were... -
Federal
Novel genetic resources to facilitate future molecular studies in freshwater mussels (Bivalvia: Unionidae)
Department of the Interior —
Here we provide public access to six DNA sequence alignments and details on all specimens utilized in Smith and Johnson (2020). -
Federal
Eelgrass and substrate characteristics in Bellingham Bay, Washington, July 2019
Department of the Interior —
Eelgrass (Zostera marina) characteristics, sediment grain size distributions, sediment total organic carbon contents (TOC), carbon isotope ratios of sediment organic... -
Federal
Water-table altitude contours in Smith Valley, Mason Valley, and Lower Walker River Basin, Nevada, Autumn 2006
Department of the Interior —
This dataset consists of digitized 1:62,500-scale polylines representing autumn 2006 groundwater-level altitude contours for Smith and Mason Valleys, and the lower... -
Federal
Lidar-derived digital elevation models in Clarksburg, MD representing the years 2002, 2008, 2013, and 2018
Department of the Interior —
This is a collection of 3 ft resolution digital elevation model derived from light detection and ranging (lidar). Lidar was collected in 2002, 2008, 2013, and 2018.... -
Federal
Airborne geophysical survey: Copper River '55
Department of the Interior —
Aeromagnetic data were collected along flight lines by instruments in an aircraft that recorded magnetic-field intensity values and location. In surveys such as this... -
Federal
Cottonwood Lake Study Area-Wetland Vegetation Zones-1991
Department of the Interior —
Spatial polygons of vegetation zones in 1991 for wetlands; P2, P3, P7, P8, T2, T4, T5, T6, T7, and T8 within the Cottonwood Lake Study Area, Stutsman County, North... -
Federal
Fish Surveys within 500-meters of Alasmidonta heterodon in the Connecticut and Delaware Watersheds from 1999 - 2019
Department of the Interior —
The dwarf wedgemussel (Alasmidonta heterodon) is a federally endangered freshwater mussel that once ranged from New Brunswick to North Carolina, but now only exists... -
Federal
Wind rose plots for the volcano: 273087 Patoc
Department of the Interior —
This zip folder contains ASCII text files of vectors at the specified volcano at 12-hour intervals, from January 1, 1990 through December 28, 2009. The wind vectors... -
Federal
Coastwide Reference Monitoring System (CRMS) 2018 Site 0034 land-water classification data
Department of the Interior —
Wetland restoration efforts conducted by the Coastal Wetlands Planning, Protection and Restoration Act (CWPPRA) in Louisiana rely on monitoring efforts to determine... -
Federal
Greater sage-grouse relative survival during the late brood rearing life stage, Nevada and California
Department of the Interior —
These data represent relative survival probability for greater sage-grouse during the late portion of the brood rearing season. -
Federal
Bathymetric Survey of Adrian Reservoir near Adrian, Missouri, 2023
Department of the Interior —
Water-supply lakes are the primary source of water for many communities throughout Missouri. Therefore, accurate and up-to-date estimates of lake capacity are... -
Federal
Digital surface model (DSM) for the intertidal zone at Lone Tree Point, Kiket Bay, WA, 2019-06-05
Department of the Interior —
This portion of the data release presents a digital surface model (DSM) and hillshade image of the intertidal zone at Lone Tree Point, Kiket Bay, WA. The DSM has a... -
Federal
Coastwide Reference Monitoring System (CRMS) 2021 Site 2334 land-water classification data
Department of the Interior —
Wetland restoration efforts conducted by the Coastal Wetlands Planning, Protection and Restoration Act (CWPPRA) in Louisiana rely on monitoring efforts to determine...