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Aquantis 2.5 MW Ocean Current Generation Device - Scaled Tank Test Design and ResultsSource

Aquantis 2.5 MW Ocean Current Generation Device, Tow Tank Dynamic Rig Structural Analysis Results. This is the detailed documentation for scaled device testing in a tow tank, including models, drawings, presentations, cost of energy analysis, and structural analysis. This dataset also includes specific information on drivetrain, roller bearing, blade fabrication, mooring, and rotor characteristics.

0
No licence known
Tags:
2.5 MWAquantisC-planeCECHydrokineticLCOEMHKMarineanalysisaxialaxial flow turbineaxisblade fabricationcost of energycurrentdesigndevicedrawingsdrivetraindynamic rigeconomicsenergygenerationhorizontallab datalab testlaboratory testinglevelized cost of energymodelingmodelsmooringoceanocean currentpowerpresentationsresourceresultsroller bearingrotor characteristicsstructuraltank testtechnologytow tankturbine
Formats:
XLSXPDFPPTXXLSMDOCXZIPDOCLOGMASGENCWRPPT
National Renewable Energy Laboratory (NREL)about 1 year ago
Bruner Farm Study for Resilient Economic Agricultural Practices in Ames, Iowa

Bruner Farm Study for Resilient Economic Agricultural Practices in Ames, Iowa Soil P analyzed by Bray P extractant. Soil K analyzed by Ammonium Acetate extractant. For MeasSoilCover estimates: Photos were taken with a Canon, 12.3 megapixel EOS Rebel T3 mounted on a Van-Guard QS-46 large format quick shoe. The monopod that the amera/shoe assembly was attached to is a Wooster Sherlock model R056 telescoping pole. A mounting racket and spirit level (part #’s MSRMB and MSRSLA respectively, available from Cropscan inc. http://www.cropscan.com/mpscs.html) were attached to the pole in a manner so that when the camera is mounted, and the bubble in the spirit level is centered, then the focal plane of the camera is perpendicular to the ground resulting in a nadir image of the ground beneath the camera. The fully extended pole camera assembly was carried diagonally across each plot in field 70/71 an East to West or West to East transect with photos being taken every 9 paces. The unit was angled in such a way that the shadow from the pole and camera was not included in the photo. In the larger plots at the Uthe farm and the Poets facility, 30 to 40 paces were taken between each photo. The self timer on the camera was set for a 10 second delay and the camera was focused before initiating the timer. In most instances, 10 seconds was ample time to maneuver the camera into position for the photo. The cameras motion stabilizer function was turned on and the18mm zoom setting was always used to capture the maximum amount of area in each photo. Cold days, and wind speeds in excess of 30mph present a challenge. Photos were downloaded from the camera with the EOS utility software supplied with the camera and analyzed with sample point version 1.51 with a grid size of 10x10 chosen. A newer version of sample point is available at http://www.samplepoint.org/.

0
No licence known
Tags:
EnvironmentNP211NP212ammonium acetatecamerasfarmingmodels
Formats:
ZIP
United States Department of Agriculture10 months ago
Climate Shield Bull Trout (0% Brook Trout), 1980 (Feature Layer)Source

This feature class represents the historical (1970-1999) scenario for bull trout, derived from the Climate Shield fish distribution models. These models provide stream-specific probabilistic predictions about the occurrence of juvenile bull trout and cutthroat trout in association with three different scenarios for climate change and brook trout invasions. These datasets indicate all potential cold-water habitats less than 11 degrees Celsius. The attribute fields BT_0BRK - BT_100BRK indicate the probabilities of bull trout occurrence within a cold-water habitat based on the prevalence of brook trout at 0%, 25%, 50%, 75%, or 100% of the sites within a habitat. The probabilities were predicted using the Climate Shield native trout models developed from known species occurrence in greater than 500 cold-water streams. The stream centerlines were based on the National Hydrography Dataset (NHD) but were modified for purposes of modeling and cross-walking to other datasets.

0
No licence known
Tags:
Climate ShieldOpen DataUSFSbiotabull troutclimate changeclimatologyMeteorologyAtmospherecrowd sourcingectothermenvironmentgeostatisticshealthinlandWatersinvasive speciesmodelsrefugiasalmonidspecies distributionstream temperature
Formats:
HTMLArcGIS GeoServices REST APICSVGeoJSONZIPKML
United States Department of Agriculture10 months ago
Climate Shield Bull Trout (0% Brook Trout), 2040 (Feature Layer)Source

This feature class represents the mid-century (2030-2059) scenario for bull trout, derived from the Climate Shield fish distribution models. These models provide stream-specific probabilistic predictions about the occurrence of juvenile bull trout and cutthroat trout in association with three different scenarios for climate change and brook trout invasions. These datasets indicate all potential cold-water habitats less than 11 degrees Celsius. The attribute fields BT_0BRK - BT_100BRK indicate the probabilities of bull trout occurrence within a cold-water habitat based on the prevalence of brook trout at 0%, 25%, 50%, 75%, or 100% of the sites within a habitat. The probabilities were predicted using the Climate Shield native trout models developed from known species occurrence in greater than 500 cold-water streams. The stream centerlines were based on the National Hydrography Dataset (NHD) but were modified for purposes of modeling and cross-walking to other datasets.

0
No licence known
Tags:
Climate ShieldOpen DataUSDA Forest ServiceUSFSbiotabull troutclimate changeclimatologyMeteorologyAtmospherecrowd sourcingectothermenvironmentgeostatisticshealthinlandWatersinvasive speciesmodelsrefugiasalmonidspecies distributionstream temperaturetrout
Formats:
HTMLArcGIS GeoServices REST APICSVGeoJSONZIPKML
United States Department of Agriculture10 months ago
Climate Shield Bull Trout (0% Brook Trout), 2080 (Feature Layer)Source

This feature class represents the end-of-century (2070-2099) scenario for bull trout, derived from the Climate Shield fish distribution models. These models provide stream-specific probabilistic predictions about the occurrence of juvenile bull trout and cutthroat trout in association with three different scenarios for climate change and brook trout invasions. These datasets indicate all potential cold-water habitats less than 11 degrees Celsius. The attribute fields BT_0BRK - BT_100BRK indicate the probabilities of bull trout occurrence within a cold-water habitat based on the prevalence of brook trout at 0%, 25%, 50%, 75%, or 100% of the sites within a habitat. The probabilities were predicted using the Climate Shield native trout models developed from known species occurrence in greater than 500 cold-water streams. The stream centerlines were based on the National Hydrography Dataset (NHD) but were modified for purposes of modeling and cross-walking to other datasets.

0
No licence known
Tags:
Climate ShieldOpen DataUSDA Forest ServiceUSFSbiotabull troutclimate changeclimatologyMeteorologyAtmospherecrowd sourcingectothermenvironmentgeostatisticshealthinlandWatersinvasive speciesmodelsrefugiasalmonidspecies distributionstream temperaturetrout
Formats:
HTMLArcGIS GeoServices REST APICSVGeoJSONZIPKML
United States Department of Agriculture10 months ago
Climate Shield Bull Trout (50% Brook Trout), 1980 (Feature Layer)Source

This feature class represents the historical (1970-1999) scenario for bull trout, derived from the Climate Shield fish distribution models. These models provide stream-specific probabilistic predictions about the occurrence of juvenile bull trout and cutthroat trout in association with three different scenarios for climate change and brook trout invasions. These datasets indicate all potential cold-water habitats less than 11 degrees Celsius. The attribute fields BT_0BRK - BT_100BRK indicate the probabilities of bull trout occurrence within a cold-water habitat based on the prevalence of brook trout at 0%, 25%, 50%, 75%, or 100% of the sites within a habitat. The probabilities were predicted using the Climate Shield native trout models developed from known species occurrence in greater than 500 cold-water streams. The stream centerlines were based on the National Hydrography Dataset (NHD) but were modified for purposes of modeling and cross-walking to other datasets.

0
No licence known
Tags:
Climate ShieldOpen DataUSFSbiotabull troutclimate changeclimatologyMeteorologyAtmospherecrowd sourcingectothermenvironmentgeostatisticshealthinlandWatersinvasive speciesmodelsrefugiasalmonidspecies distributionstream temperaturetrout
Formats:
HTMLArcGIS GeoServices REST APICSVGeoJSONZIPKML
United States Department of Agriculture10 months ago
Climate Shield Bull Trout (50% Brook Trout), 2040 (Feature Layer)Source

This feature class represents the mid-century (2030-2059) scenario for bull trout, derived from the Climate Shield fish distribution models. These models provide stream-specific probabilistic predictions about the occurrence of juvenile bull trout and cutthroat trout in association with three different scenarios for climate change and brook trout invasions. These datasets indicate all potential cold-water habitats less than 11 degrees Celsius. The attribute fields BT_0BRK - BT_100BRK indicate the probabilities of bull trout occurrence within a cold-water habitat based on the prevalence of brook trout at 0%, 25%, 50%, 75%, or 100% of the sites within a habitat. The probabilities were predicted using the Climate Shield native trout models developed from known species occurrence in greater than 500 cold-water streams. The stream centerlines were based on the National Hydrography Dataset (NHD) but were modified for purposes of modeling and cross-walking to other datasets.

0
No licence known
Tags:
Climate ShieldOpen DataUSFSbiotabull troutclimate changeclimatologyMeteorologyAtmospherecrowd sourcingectothermenvironmentgeostatisticshealthinlandWatersinvasive speciesmodelsrefugiasalmonidspecies distributionstream temperature
Formats:
HTMLArcGIS GeoServices REST APICSVGeoJSONZIPKML
United States Department of Agriculture10 months ago
Climate Shield Bull Trout (50% Brook Trout), 2080 (Feature Layer)Source

This feature class represents the end-of-century (2070-2099) scenario for bull trout, derived from the Climate Shield fish distribution models. These models provide stream-specific probabilistic predictions about the occurrence of juvenile bull trout and cutthroat trout in association with three different scenarios for climate change and brook trout invasions. These datasets indicate all potential cold-water habitats less than 11 degrees Celsius. The attribute fields BT_0BRK - BT_100BRK indicate the probabilities of bull trout occurrence within a cold-water habitat based on the prevalence of brook trout at 0%, 25%, 50%, 75%, or 100% of the sites within a habitat. The probabilities were predicted using the Climate Shield native trout models developed from known species occurrence in greater than 500 cold-water streams. The stream centerlines were based on the National Hydrography Dataset (NHD) but were modified for purposes of modeling and cross-walking to other datasets.

0
No licence known
Tags:
Climate ShieldOpen DataUSFSbiotabull troutclimate changeclimatologyMeteorologyAtmospherecrowd sourcingectothermenvironmentgeostatisticshealthinlandWatersinvasive speciesmodelsrefugiasalmonidspecies distributionstream temperaturetrout
Formats:
HTMLArcGIS GeoServices REST APICSVGeoJSONZIPKML
United States Department of Agriculture10 months ago
Climate Shield Cutthroat Trout (0% Brook Trout), 1980 (Feature Layer)Source

This feature class represents the historical (1970-1999 scenario for cutthroat trout, derived from the Climate Shield fish distribution models. These models provide stream-specific probabilistic predictions about the occurrence of juvenile bull trout and cutthroat trout in association with three different scenarios for climate change and brook trout invasions. These datasets indicate all potential cold-water habitats less than 11 degrees Celsius. The attribute fields CT_0BRK - CT_100BRK indicate the probabilities of cutthroat trout occurrence within a cold-water habitat based on the prevalence of brook trout at 0%, 25%, 50%, 75%, or 100% of the sites within a habitat. The probabilities were predicted using the Climate Shield native trout models developed from known species occurrence in greater than 500 cold-water streams. The stream centerlines were based on the National Hydrography Dataset (NHD) but were modified for purposes of modeling and cross-walking to other datasets.

0
No licence known
Tags:
Climate ShieldOpen DataUSFSbiotaclimate changeclimatologyMeteorologyAtmospherecrowd sourcingcutthroat troutectothermenvironmentgeostatisticshealthinlandWatersinvasive speciesmodelsrefugiasalmonidspecies distributionstream temperaturetrout
Formats:
HTMLArcGIS GeoServices REST APICSVGeoJSONZIPKML
United States Department of Agriculture10 months ago
Climate Shield Cutthroat Trout (0% Brook Trout), 2040 (Feature Layer)Source

This feature class represents the mid-century (2030-2059) scenario for cutthroat trout, derived from the Climate Shield fish distribution models. These models provide stream-specific probabilistic predictions about the occurrence of juvenile bull trout and cutthroat trout in association with three different scenarios for climate change and brook trout invasions. These datasets indicate all potential cold-water habitats less than 11 degrees Celsius. The attribute fields CT_0BRK - CT_100BRK indicate the probabilities of cutthroat trout occurrence within a cold-water habitat based on the prevalence of brook trout at 0%, 25%, 50%, 75%, or 100% of the sites within a habitat. The probabilities were predicted using the Climate Shield native trout models developed from known species occurrence in greater than 500 cold-water streams. The stream centerlines were based on the National Hydrography Dataset (NHD) but were modified for purposes of modeling and cross-walking to other datasets.

0
No licence known
Tags:
Climate ShieldOpen DataUSFSbiotaclimate changeclimatologyMeteorologyAtmospherecrowd sourcingcutthroat troutectothermenvironmentgeostatisticshealthinlandWatersinvasive speciesmodelsrefugiasalmonidspecies distributionstream temperaturetrout
Formats:
HTMLArcGIS GeoServices REST APICSVGeoJSONZIPKML
United States Department of Agriculture10 months ago
Climate Shield Cutthroat Trout (0% Brook Trout), 2080 (Feature Layer)Source

This feature class represents the end-of-century (2070-2099) scenario for cutthroat trout, derived from the Climate Shield fish distribution models. These models provide stream-specific probabilistic predictions about the occurrence of juvenile bull trout and cutthroat trout in association with three different scenarios for climate change and brook trout invasions. These datasets indicate all potential cold-water habitats less than 11 degrees Celsius. The attribute fields CT_0BRK - CT_100BRK indicate the probabilities of cutthroat trout occurrence within a cold-water habitat based on the prevalence of brook trout at 0%, 25%, 50%, 75%, or 100% of the sites within a habitat. The probabilities were predicted using the Climate Shield native trout models developed from known species occurrence in greater than 500 cold-water streams. The stream centerlines were based on the National Hydrography Dataset (NHD) but were modified for purposes of modeling and cross-walking to other datasets.

0
No licence known
Tags:
Climate ShieldOpen DataUSFSbiotaclimate changeclimatologyMeteorologyAtmospherecrowd sourcingcutthroat troutectothermenvironmentgeostatisticshealthinlandWatersinvasive speciesmodelsrefugiasalmonidspecies distributionstream temperaturetrout
Formats:
HTMLArcGIS GeoServices REST APICSVGeoJSONZIPKML
United States Department of Agriculture10 months ago
Climate Shield Cutthroat Trout (50% Brook Trout), 1980 (Feature Layer)Source

This feature class represents the historical (1970-1999) scenario for cutthroat trout, derived from the Climate Shield fish distribution models. These models provide stream-specific probabilistic predictions about the occurrence of juvenile bull trout and cutthroat trout in association with three different scenarios for climate change and brook trout invasions. These datasets indicate all potential cold-water habitats less than 11 degrees Celsius. The attribute fields CT_0BRK - CT_100BRK indicate the probabilities of cutthroat trout occurrence within a cold-water habitat based on the prevalence of brook trout at 0%, 25%, 50%, 75%, or 100% of the sites within a habitat. The probabilities were predicted using the Climate Shield native trout models developed from known species occurrence in greater than 500 cold-water streams. The stream centerlines were based on the National Hydrography Dataset (NHD) but were modified for purposes of modeling and cross-walking to other datasets.

0
No licence known
Tags:
Climate ShieldOpen DataUSFSbiotaclimate changeclimatologyMeteorologyAtmospherecrowd sourcingcutthroat troutectothermenvironmentgeostatisticshealthinlandWatersinvasive speciesmodelsrefugiasalmonidspecies distributionstream temperaturetrout
Formats:
HTMLArcGIS GeoServices REST APICSVGeoJSONZIPKML
United States Department of Agriculture10 months ago
Climate Shield Cutthroat Trout (50% Brook Trout), 2040 (Feature Layer)Source

This feature class represents the mid-century (2030-2059) scenario for cutthroat trout, derived from the Climate Shield fish distribution models. These models provide stream-specific probabilistic predictions about the occurrence of juvenile bull trout and cutthroat trout in association with three different scenarios for climate change and brook trout invasions. These datasets indicate all potential cold-water habitats less than 11 degrees Celsius. The attribute fields CT_0BRK - CT_100BRK indicate the probabilities of cutthroat trout occurrence within a cold-water habitat based on the prevalence of brook trout at 0%, 25%, 50%, 75%, or 100% of the sites within a habitat. The probabilities were predicted using the Climate Shield native trout models developed from known species occurrence in greater than 500 cold-water streams. The stream centerlines were based on the National Hydrography Dataset (NHD) but were modified for purposes of modeling and cross-walking to other datasets.

0
No licence known
Tags:
Climate ShieldOpen DataUSFSbiotaclimate changeclimatologyMeteorologyAtmospherecrowd sourcingcutthroat troutectothermenvironmentgeostatisticshealthinlandWatersinvasive speciesmodelsrefugiasalmonidspecies distributionstream temperaturetrout
Formats:
HTMLArcGIS GeoServices REST APICSVGeoJSONZIPKML
United States Department of Agriculture10 months ago
Climate Shield Cutthroat Trout (50% Brook Trout), 2080 (Feature Layer)Source

This feature class represents the end-of-century (2070-2099) scenario for cutthroat trout, derived from the Climate Shield fish distribution models. These models provide stream-specific probabilistic predictions about the occurrence of juvenile bull trout and cutthroat trout in association with three different scenarios for climate change and brook trout invasions. These datasets indicate all potential cold-water habitats less than 11 degrees Celsius. The attribute fields CT_0BRK - CT_100BRK indicate the probabilities of cutthroat trout occurrence within a cold-water habitat based on the prevalence of brook trout at 0%, 25%, 50%, 75%, or 100% of the sites within a habitat. The probabilities were predicted using the Climate Shield native trout models developed from known species occurrence in greater than 500 cold-water streams. The stream centerlines were based on the National Hydrography Dataset (NHD) but were modified for purposes of modeling and cross-walking to other datasets.

0
No licence known
Tags:
Climate ShieldOpen DataUSFSbiotaclimate changeclimatologyMeteorologyAtmospherecrowd sourcingcutthroat troutectothermenvironmentgeostatisticshealthinlandWatersinvasive speciesmodelsrefugiasalmonidspecies distributionstream temperaturetrout
Formats:
HTMLArcGIS GeoServices REST APICSVGeoJSONZIPKML
United States Department of Agriculture10 months ago
End-Use Load Profiles for the U.S. Building StockSource

The United States is embarking on an ambitious transition to a 100% clean energy economy by 2050, which will require improving the flexibility of electric grids. One way to achieve grid flexibility is to shed or shift demand to align with changing grid needs. To facilitate this, it is critical to understand how and when energy is used. High quality end-use load profiles (EULPs) provide this information, and can help cities, states, and utilities understand the time-sensitive value of energy efficiency, demand response, and distributed energy resources. Publicly available EULPs have traditionally had limited application because of age and incomplete geographic representation. To help fill this gap, the U.S. Department of Energy (DOE) funded a three-year project, End-Use Load Profiles for the U.S. Building Stock, that culminated in this publicly available dataset of calibrated and validated 15-minute resolution load profiles for all major residential and commercial building types and end uses, across all climate regions in the United States. These EULPs were created by calibrating the ResStock and ComStock physics-based building stock models using many different measured datasets, as described in the "Technical Report Documenting Methodology" linked in the submission.

0
No licence known
Tags:
Building StockComStockEULPEnd Use Load ProfilesResStockUS Building Stockbuildingbuilding efficiencybuilding sciencebuildingscommercialdemand responseelectricityend useenergygridgrid flexibilityloadload profileload profilesload shapemodelsnatural gaspowerresidential
Formats:
HTMLPDFmd
National Renewable Energy Laboratory (NREL)about 1 year ago
Field 70/71 Study for Resilient Economic Agricultural Practices in Ames, Iowa

Field 70/71 Study for Resilient Economic Agricultural Practices in Ames, Iowa See REAP brochure

0
No licence known
Tags:
EnvironmentNP211NP212camerasfarmingmodels
Formats:
ZIP
United States Department of Agriculture10 months ago
GIS Resource Compilation Map Package - Applications of Machine Learning Techniques to Geothermal Play Fairway Analysis in the Great Basin Region, NevadaSource

This submission contains an ESRI map package (.mpk) with an embedded geodatabase for GIS resources used or derived in the Nevada Machine Learning project, meant to accompany the final report. The package includes layer descriptions, layer grouping, and symbology. Layer groups include: new/revised datasets (paleo-geothermal features, geochemistry, geophysics, heat flow, slip and dilation, potential structures, geothermal power plants, positive and negative test sites), machine learning model input grids, machine learning models (Artificial Neural Network (ANN), Extreme Learning Machine (ELM), Bayesian Neural Network (BNN), Principal Component Analysis (PCA/PCAk), Non-negative Matrix Factorization (NMF/NMFk) - supervised and unsupervised), original NV Play Fairway data and models, and NV cultural/reference data. See layer descriptions for additional metadata. Smaller GIS resource packages (by category) can be found in the related datasets section of this submission. A submission linking the full codebase for generating machine learning output models is available through the "Related Datasets" link on this page, and contains results beyond the top picks present in this compilation.

0
No licence known
Tags:
ANNBNNELMGISMachine LearningMap PackageNMFNevadaPCAPFAPlay Fairwaycharacterizationculturaldatadilationdlipenergyexplorationgeochemistrygeodatabasegeophysicsgeothermalgreat basinheat flowhydrothermalmodelspaleo-geothermal featuresprocessed dataslip and dilationstructuresupervisedtest sittesunsupervised
Formats:
mpk
National Renewable Energy Laboratory (NREL)about 1 year ago
Geothermal Play-Fairway Analysis of Washington State Prospects: Final ReportSource

This package includes the final technical report for the Play-Fairway project in Washington State. It includes all activities and reporting from phases 1, 2, and 3. The primary goal of this study is to develop a suite of tools and methods that help identify a ?fairway? where the three main aspects of a functioning geothermal system are most likely to be found and particularly focuses on developing these tools for use in an actively deforming magmatic arc where heat is associated with volcanic centers and permeability is provided by a network of suitably stressed active faults.

0
No licence known
Tags:
GPS time seriesMT SurveysPFAPassive-seismic surveysReportWashingtoncore handlingelectrical resistivity surveysenergygeochronologygeologic mappinggeothermalheat potentialmodelmodelsmud loggingpassive seismic surveyspermeabilityplay-fairwaypotential field surveyspotential-field surveyswell
Formats:
HTML
National Renewable Energy Laboratory (NREL)about 1 year ago
Interwell heterogeneity in reservoir models

The goal of this three-year project was to provide a quantitative definition of reservoir heterogeneity. This objective was accomplished through the integration of geologic, geophysical, and engineering databases into a multi-disciplinary understanding of reservoir architecture and associated fluid-rock and fluid-fluid interactions. This interdisciplinary effort integrated geological and geophysical data with engineering and petrophysical results through reservoir simulation to quantify reservoir architecture and the dynamics of fluid-rock and fluid-fluid interactions. An improved reservoir description allows greater accuracy and confidence during simulation and modeling as steps toward gaining greater recovery efficiency from existing reservoirs. A field laboratory, the Sulimar Queen Unit, was available for the field research. Several members of the PRRC staff participated in the development of improved reservoir description by integration of the field and laboratory data as well as in the development of quantitative reservoir models to aid performance predictions. Subcontractors from Stanford University and the University of Texas at Austin (UT) collaborated in the research and participated in the design and interpretation of field tests. The three-year project was initiated in September 1993 and led to the development and application of various reservoir description methodologies. A new approach for visualizing production data graphically was developed and implemented on more »the Internet. Using production data and old gamma rays logs, a black oil reservoir model that honors both primary and secondary performance was developed. The old gamma ray logs were used after applying a resealing technique, which was crucial for the success of the project. In addition to the gamma ray logs, the development of the reservoir model benefitted from an inverse Drill Stem Test (DST) technique which provided initial estimates of the reservoir permeability at different wells.

0
No licence known
Tags:
Geologyheterogeneityinterwellmodelsreservoir
Formats:
PDF
National Energy Technology Laboratory (NETL)about 1 year ago
Registry of EPA Applications, Models, and DatabasesSource

READ is EPA's authoritative source for information about Agency information resources, including applications/systems, datasets and models. READ is one component of the System of Registries (SoR).

0
No licence known
Tags:
and databasesdatasetenvironmentinformation resourceit systemmodelmodelsomb a11omb a130registry of epa applicationssamplesystem inventoryunited states
Formats:
API
United State Environmental Protection Agencyabout 1 year ago
SGP97 ARM Parameters for Soil Water Retention Models Data Set

The Southern Great Plains 1997 (SGP97) Hydrology Experiment originated from an interdisciplinary investigation, "Soil Moisture Mapping at Satellite Temporal and Spatial Scales" (PI: Thomas J. Jackson, USDA Agricultural Research Service, Beltsville, MD) selected under the NASA Research Announcement 95-MTPE-03. The core of the 1997 experiment involves the deployment of the L-band Electronically Scanned Thinned Array Radiometer (ESTAR) for daily mapping of surface soil moisture. The region selected for investigation is the best instrumented site for surface soil moisture, hydrology and meteorology in the world. This includes the USDA/ARS Little Washita Watershed, the USDA/ARS facility at El Reno, Oklahoma, the ARM/CART central facility, as well as the Oklahoma Mesonet. The temporal coverage for this dataset is as follows: Begin datetime: 1995-10-01 00:00:00, End datetime: 2001-03-31 23:59:59. The Department of Energy (DOE) Atmospheric Radiation Measurement (ARM) Southern Great Plains (SGP) Parameters for Soil Water Retention Models Data Set is one of the various sub-surface data sets developed for the ARM/GCIP (Global Energy and Water Cycle Experiment (GEWEX) Continental-scale International Project) 1996 Near-Surface Observation (NESOB-96) Data Set. This data set contains one table for each of the ARM SWATS (Soil Water and Temperature System) sites at the SGP site containing the fitted values of the parameters in the van Genuchten and Brooks-Corey equations for relating soil water pressure to volumetric water content. The soil characterizations were perfomed by Oklahoma State University.

0
No licence known
Tags:
EnvironmentSoilWaterfarmingmeteorologymodelstemperaturewatersheds
Formats:
HTML
United States Department of Agriculture10 months ago
SGP97 ARM Soil Particle Size Data Set

The Southern Great Plains 1997 (SGP97) Hydrology Experiment originated from an interdisciplinary investigation, "Soil Moisture Mapping at Satellite Temporal and Spatial Scales" (PI: Thomas J. Jackson, USDA Agricultural Research Service, Beltsville, MD) selected under the NASA Research Announcement 95-MTPE-03. The core of the 1997 experiment involves the deployment of the L-band Electronically Scanned Thinned Array Radiometer (ESTAR) for daily mapping of surface soil moisture. The region selected for investigation is the best instrumented site for surface soil moisture, hydrology and meteorology in the world. This includes the USDA/ARS Little Washita Watershed, the USDA/ARS facility at El Reno, Oklahoma, the ARM/CART central facility, as well as the Oklahoma Mesonet. The temporal coverage for this dataset is as follows: Begin datetime: 1995-10-01 00:00:00, End datetime: 2001-03-31 23:59:59. The Department of Energy (DOE) Atmospheric Radiation Measurement (ARM) Southern Great Plains (SGP) Soil Particle Size Data Set is one of the various sub-surface data sets developed for the ARM/GCIP (Global Energy and Water Cycle Experiment ?GEWEX? Continental-scale International Project) 1996 Near-Surface Observation (NESOB-96) Data Set. This data set contains tables of the laboratory data for each soil layer at each of the ARM SWATS (Soil Water and Temperature System) sites at the SGP site. The soil characterizations were perfomed by Oklahoma State University.

0
No licence known
Tags:
EnvironmentSoilWaterfarminghydrologymeteorologymodelsparticle sizewatersheds
Formats:
HTML
United States Department of Agriculture10 months ago
SGP97 GCIP/NESOB Surface: Sensible, Latent and Ground Heat Flux Composite

This 30 minute Sensible, Latent and Ground Heat Flux Composite is one of two surface-layer flux data sets provided in the Atmospheric Radiation Measurement(ARM)/Global Energy and Water Cycle Experiment (GEWEX) Continental-Scale International Project (GCIP) Near Surface Observation Data Set - 1997 (NESOB-97). This Sensible, Latent and Ground Heat Flux composite was formed from three data sources: the ARM Southern Great Plains (SGP) Clouds and Radiation Testbed (CART) Energy Balance/Bowen Ratio (EBBR) sites, the National Oceanic and Atmospheric Administration (NOAA)/Atmospheric Turbulence and Diffusion Division (ATDD) Little Washita Watershed site, and the ARM SGP Eddy Correlation (ECOR) sites. Data from 14 ARM/EBBR stations, 1 NOAA/ATDD station, and 8 ARM/ECOR stations were merged to form this composite. The University Corporation for Atmospheric Research/Joint Office for Science Support (UCAR/JOSS) did not do any quality control on the data set. Heat flux sensors consist of a differential temperature sensor which measures heat flow. Heat flux is a vector quantity of energy flowing through a 1 meter square surface in one second. Sensible heat flux is the transfer of sensible heat between the surface and the air, or vice versa. Latent heat flux is the transfer of latent heat (heat released or absorbed by water) between the surface and the air, or vice versa. Ground, or soil, heat flux is the transfer of sensible heat in the soil, either toward the surface or away from the surface. The Little Washita site records only 1 soil heat flux value. The EBBR sites record soil heat flux values from 5 different sensors. The ARM soil sensors are located in a half-circle approximately 2 meters in diameter under the net radiometer, which extends to the south about 1 meter from the EBBR frame. The soil conditions at the EBBR sites are varied from very sandy soil to very clay-laden soil. However, all of the sensors for one particular EBBR site are in the same soil type. Information on the soil characteristics at each of the ARM Soil Water and Temperature System (SWATS) sites (which are located nearby the ARM EBBR sites) is available as part of the ARM/GCIP NESOB-97. (These include the "Organic Carbon and Matter", "Soil Texture", "Parameters for Soil Water Retention Models", "Bulk Density", Particle Size", and "Soil Water Retention" data sets). The EBBR sites also record Bowen Ratio, home_15 and home_30 values, as well, whereas the Little Washita site does not. Since this is a composite data set, only the first 3 fields of data from the Little Washita site will have values, while the rest of the parameters on a line will always be missing. Missing values are -999.99999. (NOAA)/Atmospheric Turbulence and Diffusion Division (ATDD) Little Washita, Oklahoma long term flux monitoring site. This composite was developed by the merging of the computed 30-minute averaged values of Net Radiation as derived by University Corporation for Atmospheric Research/Joint Office for Science Support (UCAR/JOSS) from the 20-second values provided by ARM for its SIROS and SIRS stations, and the 30-minute averaged values of Incoming/Outgoing PAR and Net Radiation as provided by NOAA/ATDD for its Little Washita station. UCAR/JOSS computed standard deviations for the averaged data when at least 15 observations were available within the 30-minute averaging interval. JOSS did not do any other quality control on the data set. The NESOB-97 Net Radiation and PAR Composite Dataset contains eight metadata parameters and nine data parameters and flags. The metadata parameters describe the date, time, network, station and location at which the data were collected. Data values are valid for the 30 minutes preceeding the time of observation. All times are UTC. The data parameters have an associated QC flag but UCAR/JOSS does not Quality Control the data at the present time. The Quality Control flag is set to "U" for "Unchecked", unless the datum is missing, in which case the flag is set to "M". Note that the SIROS stations were changed over to SIRS in August 1997.

0
No licence known
Tags:
EnvironmentSoilWaterairbulk densityeddy covarianceheat transferhydrologic cyclehydrologymodelsparticle sizephotosynthetically active radiationtemperatureturbulent flowwatersheds
Formats:
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United States Department of Agriculture10 months ago
Southern Great Plains 1997 (SGP97) Model: GEM Model Location Time Series (MOLTS) Derived Soundings

The GEM Model Location Time Series is one of the model output data sets provided in the Southern Great Plains - 1997 (SGP97). The full GEM MOLTS data set covers most of North America (up to 252 locations). MOLTS are hourly time series output at selected locations that contain values for various surface parameters and `sounding' profiles at GEM model levels and are derived from the GEM model output. The MOLTS output files were converted into Joint Office for Science Support (JOSS) Quality Control Format (QCF), the same format used for atmospheric rawinsonde soundings processed by JOSS. The MOLTS output provided by JOSS on-line includes only the initial analysis output (i.e. no forecast MOLTS) and only state parameters (pressure, altitude, temperature, humidity, and wind). The full output, including the forecast MOLTS and all output parameters, in its original format (Binary Universal Form for the Representation of meteorological data, or BUFR) is available from the National Center for Atmospheric Research (NCAR)/Scientific Computing Division. The Atmospheric Environment Service/Canadian Meteorological Centre (AES/CMC) operates the GEM model with a resolution of 35 km and 28 vertical levels. The GEM analysis and forecast fields are generated every 12 hours at 0000 and 1200 UTC daily. MOLTS are hourly vertical profile and surface time series derived from the GEM model output. The complete MOLTS output includes 13 informational items, 27 parameters for each level and 28 parameters at the surface. Output are available each hour beginning at the initial analysis (the only output available from JOSS) and ending at the 36 hour forecast. JOSS converts the raw format (BUFR) files into JOSS QCF format which is the same format used for atmospheric sounding data such as National Weather Service (NWS) soundings. JOSS calculated the total wind speed and direction from the u and v wind components. JOSS calculated the mixing ratio from the specific humidity (Pruppacher and Klett 1980) and the dew point from the mixing ratio (Wallace and Hobbs 1977). Then the relative humidity was calculated from the dew point (Bolton 1980). JOSS did not conduct any quality control on this output. The header records (15 total records) contain output type, project ID, the location of the nearest station to the MOLTS location (this can be a rawinsonde station, an Atmospheric Radiation Measurement (ARM)/Cloud and Radiation Testbed (CART) station, a wind profiler station, a surface station, or just the nearest town), the location of the MOLTS output, and the valid time for the MOLTS output. The five header lines contain information identifying the sounding, and have a rigidly defined form. The following 6 header lines are used for auxiliary information and comments about the sounding, and they vary significantly from dataset to dataset. The last 3 header records contain header information for the data columns. Line 13 holds the field names, line 14 the field units, and line 15 contains dashes ('-' characters) delineating the extent of the field.

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Soil Moistureatmospheric pressuredew point temperaturehumiditymodelssurface air temperaturewind directionwind speed
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United States Department of Agriculture10 months ago