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EM Identity and Description

EM ID variable.detail.emIdHelp ?	EM-104
Document Author variable.detail.emDocumentAuthorHelp ?	Moore, R. B., Johnston, C.M., Smith, R. A. and Milstead, B.
Document Year variable.detail.emDocumentYearHelp ?	2011

Variable General Info

Name variable.detail.varNameHelp ?	Average overland flow distance to the stream channel	Developed land	Fertilizer applied to agricultural land in other crops	Fertilizer applied to and fixation from agricultural land in corn/soybeans/alfalfa	Manure from livestock production	Mean annual temperature (air)	Time of travel in each stream reach where mean discharge <2.83 m^3/s	Wastewater discharge	Wet deposition of inorganic nitrogen detrended
Variable ID variable.detail.varIdHelp ?	1393	1386	1389	1388	1390	1392	1397	1387	1391
Symbol variable.detail.varSymbolHelp ?	Not reported	Not reported	Not reported	Not reported	Not reported	Not reported	Not reported	Not reported	Not reported
Qualitative-Quantitative variable.detail.continuousCategoricalHelp ?	Quantitative (Cardinal Only)	Quantitative (Cardinal Only)	Quantitative (Cardinal Only)	Quantitative (Cardinal Only)	Quantitative (Cardinal Only)	Quantitative (Cardinal Only)	Quantitative (Cardinal Only)	Quantitative (Cardinal Only)	Quantitative (Cardinal Only)
Cardinal-Ordinal variable.detail.cardinalOrdinalHelp ?	Cardinal	Cardinal	Cardinal	Cardinal	Cardinal	Cardinal	Cardinal	Cardinal	Cardinal
Units variable.detail.varUnitsHelp ?	km	km^2	kg/year	kg/year	kg/year	°C	day^-1	kg/year	kg/year

Variable Typology

Name variable.detail.varNameHelp ?	Average overland flow distance to the stream channel	Developed land	Fertilizer applied to agricultural land in other crops	Fertilizer applied to and fixation from agricultural land in corn/soybeans/alfalfa	Manure from livestock production	Mean annual temperature (air)	Time of travel in each stream reach where mean discharge <2.83 m^3/s	Wastewater discharge	Wet deposition of inorganic nitrogen detrended
Predictor-Intermediate-Response variable.detail.displayVariableTypeHelp ?	Predictor	Predictor	Predictor	Predictor	Predictor	Predictor	Predictor	Predictor	Predictor
Predictor Variable Type variable.detail.displayPredictorVariableTypeHelp ?	Time- or Space-varying Variable	Time- or Space-varying Variable	Time- or Space-varying Variable	Time- or Space-varying Variable	Time- or Space-varying Variable	Time- or Space-varying Variable	Time- or Space-varying Variable	Time- or Space-varying Variable	Time- or Space-varying Variable
Response Variable Type variable.detail.resClassHelp ?	Not applicable	Not applicable	Not applicable	Not applicable	Not applicable	Not applicable	Not applicable	Not applicable	Not applicable
Data Source/Type variable.detail.dataTypeHelp ?	Map or database (e.g., wide coverage, wide availability, measured or modeled)	Map or database (e.g., wide coverage, wide availability, measured or modeled)	Map or database (e.g., wide coverage, wide availability, measured or modeled)	Map or database (e.g., wide coverage, wide availability, measured or modeled)	Map or database (e.g., wide coverage, wide availability, measured or modeled)	Map or database (e.g., wide coverage, wide availability, measured or modeled)	Map or database (e.g., wide coverage, wide availability, measured or modeled)	Map or database (e.g., wide coverage, wide availability, measured or modeled)	Derived/adjusted by calibration
Variable Classification Hierarchy variable.detail.vchLevel1Help ?	5. Ecosystem Attributes and Potential Supply of Ecosystem Goods and Services	2. Land Surface (or Water Body) Cover, Use, Substrate, or Metric	4. Human-Produced Stressor or Enhancer of Ecosystem Goods and Services Production	4. Human-Produced Stressor or Enhancer of Ecosystem Goods and Services Production	4. Human-Produced Stressor or Enhancer of Ecosystem Goods and Services Production	5. Ecosystem Attributes and Potential Supply of Ecosystem Goods and Services	5. Ecosystem Attributes and Potential Supply of Ecosystem Goods and Services	4. Human-Produced Stressor or Enhancer of Ecosystem Goods and Services Production	4. Human-Produced Stressor or Enhancer of Ecosystem Goods and Services Production
	--Physical/chemical characteristics of nonliving ecosystem components	--Land use/land cover type or dominant habitat type	--Human-caused release, presence or characteristics of polluting substances	--Human-caused release, presence or characteristics of polluting substances	--Human-caused release, presence or characteristics of polluting substances	--Physical/chemical characteristics of nonliving ecosystem components	--Physical/chemical characteristics of nonliving ecosystem components	--Human-caused release, presence or characteristics of polluting substances	--Human-caused release, presence or characteristics of polluting substances
	----Physical/chemical characteristics of water	----Developed and urban land cover	----Human additions of fertilizers	----Human additions of fertilizers	----Human additions of fertilizers	----Physical/chemical characteristics of air, meteorology and precipitation	----Physical/chemical characteristics of water	----Release, presence or characteristics of reactive forms of nitrogen in air or water	----Release, presence or characteristics of reactive forms of nitrogen in air or water
	------Water volume or flow over ground surface (i.e., runoff)	------Other, multiple, unspecified or unclear				------Meteorology data and parameters (including precipitation)	------Water volume or flow in rivers or streams

Variable Spatial Characteristics

Name variable.detail.varNameHelp ?	Average overland flow distance to the stream channel	Developed land	Fertilizer applied to agricultural land in other crops	Fertilizer applied to and fixation from agricultural land in corn/soybeans/alfalfa	Manure from livestock production	Mean annual temperature (air)	Time of travel in each stream reach where mean discharge <2.83 m^3/s	Wastewater discharge	Wet deposition of inorganic nitrogen detrended
Spatial Extent Area variable.detail.spExtentHelp ?	>1,000,000 km^2	>1,000,000 km^2	>1,000,000 km^2	>1,000,000 km^2	>1,000,000 km^2	>1,000,000 km^2	>1,000,000 km^2	>1,000,000 km^2	>1,000,000 km^2
Spatially Distributed? variable.detail.spDistributedHelp ?	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes
Observations Spatially Patterned? variable.detail.regularSpGrainHelp ?	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes
Spatial Grain Type variable.detail.spGrainTypeHelp ?	area, for pixel or radial feature	area, for pixel or radial feature	area, for pixel or radial feature	area, for pixel or radial feature	area, for pixel or radial feature	area, for pixel or radial feature	area, for pixel or radial feature	area, for pixel or radial feature	area, for pixel or radial feature
Spatial Grain Size variable.detail.spGrainSizeHelp ?	30 x 30 m	30 m x 30 m	30 m x 30 m	30 m x 30 m	30 m x 30 m	30 x 30 m	30 x 30 m	30 m x 30 m	30 m x 30 m
Spatial Density variable.detail.spDensityHelp ?	Not applicable	Not applicable	Not applicable	Not applicable	Not applicable	Not applicable	Not applicable	Not applicable	Not applicable
EnviroAtlas URL variable.detail.enviroAtlasURLHelp ?						Average Annual Precipitation	National Hydrography Dataset Plus (NHD PlusV2)	Total Annual Nitrogen Deposition	Total Annual Nitrogen Deposition

Variable Temporal Characteristics

Name variable.detail.varNameHelp ?	Average overland flow distance to the stream channel	Developed land	Fertilizer applied to agricultural land in other crops	Fertilizer applied to and fixation from agricultural land in corn/soybeans/alfalfa	Manure from livestock production	Mean annual temperature (air)	Time of travel in each stream reach where mean discharge <2.83 m^3/s	Wastewater discharge	Wet deposition of inorganic nitrogen detrended
Temporal Extent variable.detail.tempExtentHelp ?	Not applicable	2002	2002	2002	2002	2002	2002	2002	2002
Temporally Distributed? variable.detail.tempDistributedHelp ?	Not applicable	No	No	No	Yes	No	Yes	No	No
Regular Temporal Grain? variable.detail.regularTempGrainHelp ?	Not applicable	Not applicable	Not applicable	Not applicable	No	Not applicable	Not applicable	Not applicable	Not applicable
Temporal Grain Size Value variable.detail.tempGrainSizeValHelp ?	Not applicable	Not applicable	Not applicable	Not applicable	Not applicable	Not applicable	Not applicable	Not applicable	Not applicable
Temporal Grain Size Units variable.detail.tempGrainSizeUnitHelp ?	Not applicable	Not applicable	Not applicable	Not applicable	Not applicable	Not applicable	Not applicable	Not applicable	Not applicable
Temporal Density variable.detail.tempDensityHelp ?	Not applicable	Not applicable	Not applicable	Not applicable	Not applicable	Not applicable	Not applicable	Not applicable	Not applicable

Variable Values

Name variable.detail.varNameHelp ?	Average overland flow distance to the stream channel	Developed land	Fertilizer applied to agricultural land in other crops	Fertilizer applied to and fixation from agricultural land in corn/soybeans/alfalfa	Manure from livestock production	Mean annual temperature (air)	Time of travel in each stream reach where mean discharge <2.83 m^3/s	Wastewater discharge	Wet deposition of inorganic nitrogen detrended
Units variable.detail.estUnitHelp ?	Not reported	Not reported	Not reported	Not reported	Not reported	Not reported	Not applicable	Not reported	Not reported
Min Value variable.detail.minEstHelp ?	Not reported	Not reported	Not reported	Not reported	Not reported	Not reported	Not applicable	not reported	Not reported
Max Value variable.detail.estHelp ?	Not reported	Not reported	Not reported	Not reported	Not reported	Not reported	Not applicable	not reported	Not reported
Other Value Type variable.detail.natureOtherEstHelp ?	Not applicable	Not applicable	Not applicable	Not applicable	Not applicable	Not applicable	Not applicable	Not applicable	Not applicable
Other Value variable.detail.otherEstHelp ?	Not reported	Not reported	Not reported	Not reported	Not reported	Not reported	Not applicable	not reported	Not reported

Variable Variability and Sensitivity

Name variable.detail.varNameHelp ?	Average overland flow distance to the stream channel	Developed land	Fertilizer applied to agricultural land in other crops	Fertilizer applied to and fixation from agricultural land in corn/soybeans/alfalfa	Manure from livestock production	Mean annual temperature (air)	Time of travel in each stream reach where mean discharge <2.83 m^3/s	Wastewater discharge	Wet deposition of inorganic nitrogen detrended
Variability Expression Given? variable.detail.variabilityExpHelp ?	No	No	No	No	No	No	No	No	No
Variability Metric variable.detail.variabilityMetricHelp ?	None	None	None	None	None	None	None	None	None
Variability Value variable.detail.variabilityValueHelp ?	None	None	None	None	None	None	None	None	None
Variability Units	None	None	None	None	None	None	None	None	None
Resampling Used? variable.detail.bootstrappingHelp ?	Not applicable	Not applicable	Not applicable	Not applicable	Not applicable	Not applicable	Not applicable	Not applicable	Not applicable
Variability Expression Used in Modeling? variable.detail.variabilityUsedHelp ?	Not applicable	Not applicable	Not applicable	Not applicable	Not applicable	Not applicable	Not applicable	Not applicable	Not applicable

Variable Operational Validation (Response Variables only)

Name variable.detail.varNameHelp ?
Variable ID variable.detail.varIdHelp ?
Validated? variable.detail.resValidatedHelp ?
Validation Approach (within, between, etc.) variable.detail.validationApproachHelp ?
Validation Quality (Qual/Quant) variable.detail.validationQualityHelp ?
Validation Method (Stat/Deviance) variable.detail.validationMethodHelp ?
Validation Metric variable.detail.validationMetricHelp ?
Validation Value variable.detail.validationValHelp ?
Validation Units
Use of Measured Response Data variable.detail.measuredResponseDataHelp ?

Name

Variable ID

Validated?

Validation Approach (within, between, etc.)

Validation Quality (Qual/Quant)

Validation Method (Stat/Deviance)

Validation Metric

Validation Value

Validation Units

Use of Measured Response Data

US EPA

EcoService Models Library (ESML)

Variables Details

: (EM-104)