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Variables Details
: (EM-627)
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EM Identity and Description
| EM-627 | |
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Document Author
variable.detail.emDocumentAuthorHelp
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Crumpton, W. G., G. A. Stenback, B. A. Miller, and M. J. Helmers |
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Document Year
variable.detail.emDocumentYearHelp
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2006 |
Variable General Info
Water yield ?Comment:The annual water yield for each grid cell was estimated by interpolation of annual water yields from USGS stream monitoring stations with less than 1000 square mile watersheds and selected to encompass the UMR and Ohio River basins. |
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Variable ID
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14984 |
| Not reported | |
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Qualitative-Quantitative
variable.detail.continuousCategoricalHelp
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Quantitative (Cardinal Only) |
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Cardinal-Ordinal
variable.detail.cardinalOrdinalHelp
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Cardinal |
| cm year^-1 |
Variable Typology
Water yield ?Comment:The annual water yield for each grid cell was estimated by interpolation of annual water yields from USGS stream monitoring stations with less than 1000 square mile watersheds and selected to encompass the UMR and Ohio River basins. |
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Predictor-Intermediate-Response
variable.detail.displayVariableTypeHelp
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Predictor |
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Predictor Variable Type
variable.detail.displayPredictorVariableTypeHelp
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Time- or Space-varying Variable |
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Response Variable Type
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Not applicable |
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Data Source/Type
variable.detail.dataTypeHelp
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Map or database (e.g., wide coverage, wide availability, measured or modeled) |
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Variable Classification Hierarchy
variable.detail.vchLevel1Help
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5. Ecosystem Attributes and Potential Supply of Ecosystem Goods and Services |
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--Physical/chemical characteristics of nonliving ecosystem components |
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----Physical/chemical characteristics of water |
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------Water volume or flow in rivers or streams |
Variable Spatial Characteristics
Water yield ?Comment:The annual water yield for each grid cell was estimated by interpolation of annual water yields from USGS stream monitoring stations with less than 1000 square mile watersheds and selected to encompass the UMR and Ohio River basins. |
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Spatial Extent Area
variable.detail.spExtentHelp
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>1,000,000 km^2 |
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Spatially Distributed?
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Yes |
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Observations Spatially Patterned?
variable.detail.regularSpGrainHelp
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Yes |
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Spatial Grain Type
variable.detail.spGrainTypeHelp
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area, for pixel or radial feature |
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Spatial Grain Size
variable.detail.spGrainSizeHelp
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1 km2 |
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Spatial Density
variable.detail.spDensityHelp
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Not applicable |
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EnviroAtlas URL
variable.detail.enviroAtlasURLHelp
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National Hydrography Dataset Plus (NHD PlusV2) |
Variable Temporal Characteristics
Water yield ?Comment:The annual water yield for each grid cell was estimated by interpolation of annual water yields from USGS stream monitoring stations with less than 1000 square mile watersheds and selected to encompass the UMR and Ohio River basins. |
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Temporal Extent
variable.detail.tempExtentHelp
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1990-1999 |
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Temporally Distributed?
variable.detail.tempDistributedHelp
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Yes |
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Regular Temporal Grain?
variable.detail.regularTempGrainHelp
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Yes |
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Temporal Grain Size Value
variable.detail.tempGrainSizeValHelp
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1 |
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Temporal Grain Size Units
variable.detail.tempGrainSizeUnitHelp
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Day |
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Temporal Density
variable.detail.tempDensityHelp
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Not applicable |
Variable Values
Water yield ?Comment:The annual water yield for each grid cell was estimated by interpolation of annual water yields from USGS stream monitoring stations with less than 1000 square mile watersheds and selected to encompass the UMR and Ohio River basins. |
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cm year^-1 ?Comment:Mapped data by year. |
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Min Value
variable.detail.minEstHelp
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1 |
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Max Value
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120 |
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Other Value Type
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Not applicable |
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Other Value
variable.detail.otherEstHelp
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Not reported |
Variable Variability and Sensitivity
Water yield ?Comment:The annual water yield for each grid cell was estimated by interpolation of annual water yields from USGS stream monitoring stations with less than 1000 square mile watersheds and selected to encompass the UMR and Ohio River basins. |
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Variability Expression Given?
variable.detail.variabilityExpHelp
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No |
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Variability Metric
variable.detail.variabilityMetricHelp
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None |
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Variability Value
variable.detail.variabilityValueHelp
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None |
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Variability Units
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None |
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Resampling Used?
variable.detail.bootstrappingHelp
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Not applicable |
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Variability Expression Used in Modeling?
variable.detail.variabilityUsedHelp
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Not applicable |
Variable Operational Validation (Response Variables only)
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Variable ID
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Validated?
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Validation Approach (within, between, etc.)
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Validation Quality (Qual/Quant)
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Validation Method (Stat/Deviance)
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Validation Metric
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Validation Value
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Validation Units
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Use of Measured Response Data
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