Identification_Information: Citation: Citation_Information: Originator: Steve Hanser, USGS-FRESC, Snake River Field Station Publication_Date: 2008 Title: Elevation in the Western United States (90 meter DEM) Geospatial_Data_Presentation_Form: raster digital data Other_Citation_Details: Leu, M., S.E. Hanser, S.T. Knick. 2008. The human footprint in the west: a large-scale analysis of anthropogenic impacts. Ecological Applications 18(5): 1119-1139. Online_Linkage: http://sagemap.wr.usgs.gov/ Description: Abstract: Elevation in the western United States obtained from the National Elevation Dataset. Data was converted from float point to integer format and resampled from 30m resolution to 90m resolution. Purpose: Base data Time_Period_of_Content: Time_Period_Information: Single_Date/Time: Calendar_Date: 2000 Currentness_Reference: ground condition Status: Progress: Complete Maintenance_and_Update_Frequency: None planned Spatial_Domain: Bounding_Coordinates: West_Bounding_Coordinate: -125.839147 East_Bounding_Coordinate: -99.737876 North_Bounding_Coordinate: 49.371650 South_Bounding_Coordinate: 30.785066 Keywords: Theme: Theme_Keyword_Thesaurus: None Theme_Keyword: Elevation Theme_Keyword: DEM Theme_Keyword: NED Place: Place_Keyword_Thesaurus: None Place_Keyword: Washington Place_Keyword: Oregon Place_Keyword: California Place_Keyword: Idaho Place_Keyword: Nevada Place_Keyword: Utah Place_Keyword: Arizona Place_Keyword: Montana Place_Keyword: Wyoming Place_Keyword: Colorado Place_Keyword: New Mexico Place_Keyword: Western US Access_Constraints: None Use_Constraints: None. Point_of_Contact: Contact_Information: Contact_Person_Primary: Contact_Person: Steven Hanser Contact_Organization: USGS-FRESC, Snake River Field Station Contact_Position: Wildlife Biologist / GIS Specialist Contact_Address: Address_Type: mailing and physical address Address: 970 Lusk St City: Boise State_or_Province: ID Postal_Code: 83706 Contact_Voice_Telephone: 208-426-2892 Contact_Facsimile_Telephone: 208-426-5210 Contact_Electronic_Mail_Address: shanser@usgs.gov Hours_of_Service: 8:00am-5:00pm MST Data_Set_Credit: Steven Hanser, USGS-FRESC, Snake River Field Station, Boise, ID Native_Data_Set_Environment: Microsoft Windows XP Version 5.1 (Build 2600) Service Pack 2; ESRI ArcCatalog 9.2.4.1420 Data_Quality_Information: Attribute_Accuracy: Attribute_Accuracy_Report: Dependent on the accuracy of the data from which this coverage was created. No additional checks for accuracy were completed on this final product. Logical_Consistency_Report: Dependent on the logical consistency of the data from which this coverage was created. No additional checks for consistency or accuracy were completed on this final product. Completeness_Report: Based on the completeness of the data from which this coverage was created. Review metadata for individual source coverages to assess completeness of each. Lineage: Source_Information: Source_Citation: Citation_Information: Originator: U.S. Geological Survey (USGS), EROS Data Center Publication_Date: 1999 Title: National Elevation Dataset Edition: 1 Geospatial_Data_Presentation_Form: raster digital data Publication_Information: Publication_Place: Sioux Falls, SD Publisher: U.S. Geological Survey Online_Linkage: http://gisdata.usgs.net/ned Type_of_Source_Media: online Source_Time_Period_of_Content: Time_Period_Information: Single_Date/Time: Calendar_Date: 1999 Source_Currentness_Reference: publication date Source_Citation_Abbreviation: NED Source_Contribution: Provided data contained in this dataset Process_Step: Process_Description: Obtained NED data for western US from http://seamless.usgs.gov Source_Used_Citation_Abbreviation: NED Process_Date: 20030401 Process_Contact: Contact_Information: Contact_Person_Primary: Contact_Person: Steven Hanser Contact_Organization: USGS-FRESC, Snake River Field Station Contact_Position: Wildlife Biologist / GIS Specialist Contact_Address: Address_Type: mailing and physical address Address: 970 Lusk St City: Boise State_or_Province: ID Postal_Code: 83706 Contact_Voice_Telephone: 208-426-2892 Contact_Facsimile_Telephone: 208-426-5210 Contact_Electronic_Mail_Address: shanser@usgs.gov Hours_of_Service: 8:00am-5:00pm MST Process_Step: Process_Description: Resampled each piece of the NED to 90m resolution Source_Used_Citation_Abbreviation: NED Process_Date: 20030401 Process_Contact: Contact_Information: Contact_Person_Primary: Contact_Person: Steven Hanser Contact_Organization: USGS-FRESC, Snake River Field Station Contact_Position: Wildlife Biologist / GIS Specialist Contact_Address: Address_Type: mailing and physical address Address: 970 Lusk St City: Boise State_or_Province: ID Postal_Code: 83706 Contact_Voice_Telephone: 208-426-2892 Contact_Facsimile_Telephone: 208-426-5210 Contact_Electronic_Mail_Address: shanser@usgs.gov Hours_of_Service: 8:00am-5:00pm MST Process_Step: Process_Description: Converted from floating point to integer Source_Used_Citation_Abbreviation: NED Process_Date: 20030401 Process_Contact: Contact_Information: Contact_Person_Primary: Contact_Person: Steven Hanser Contact_Organization: USGS-FRESC, Snake River Field Station Contact_Position: Wildlife Biologist / GIS Specialist Contact_Address: Address_Type: mailing and physical address Address: 970 Lusk St City: Boise State_or_Province: ID Postal_Code: 83706 Contact_Voice_Telephone: 208-426-2892 Contact_Facsimile_Telephone: 208-426-5210 Contact_Electronic_Mail_Address: shanser@usgs.gov Hours_of_Service: 8:00am-5:00pm MST Process_Step: Process_Description: merged all pieces of 90m integer NED Source_Used_Citation_Abbreviation: NED Process_Date: 20030401 Process_Contact: Contact_Information: Contact_Person_Primary: Contact_Person: Steven Hanser Contact_Organization: USGS-FRESC, Snake River Field Station Contact_Position: Wildlife Biologist / GIS Specialist Contact_Address: Address_Type: mailing and physical address Address: 970 Lusk St City: Boise State_or_Province: ID Postal_Code: 83706 Contact_Voice_Telephone: 208-426-2892 Contact_Facsimile_Telephone: 208-426-5210 Contact_Electronic_Mail_Address: shanser@usgs.gov Hours_of_Service: 8:00am-5:00pm MST Process_Step: Process_Description: Clipped to western states boundary Source_Used_Citation_Abbreviation: NED Process_Date: 20030401 Source_Produced_Citation_Abbreviation: dem90_hf Process_Contact: Contact_Information: Contact_Person_Primary: Contact_Person: Steven Hanser Contact_Organization: USGS-FRESC, Snake River Field Station Contact_Position: Wildlife Biologist / GIS Specialist Contact_Address: Address_Type: mailing and physical address Address: 970 Lusk St City: Boise State_or_Province: ID Postal_Code: 83706 Contact_Voice_Telephone: 208-426-2892 Contact_Facsimile_Telephone: 208-426-5210 Contact_Electronic_Mail_Address: shanser@usgs.gov Hours_of_Service: 8:00am-5:00pm MST Spatial_Data_Organization_Information: Direct_Spatial_Reference_Method: Raster Raster_Object_Information: Raster_Object_Type: Grid Cell Row_Count: 22111 Column_Count: 21580 Vertical_Count: 1 Spatial_Reference_Information: Horizontal_Coordinate_System_Definition: Planar: Map_Projection: Map_Projection_Name: Albers Conical Equal Area Albers_Conical_Equal_Area: Standard_Parallel: 38.000000 Standard_Parallel: 41.000000 Longitude_of_Central_Meridian: -114.000000 Latitude_of_Projection_Origin: 34.000000 False_Easting: 0.000000 False_Northing: 0.000000 Planar_Coordinate_Information: Planar_Coordinate_Encoding_Method: row and column Coordinate_Representation: Abscissa_Resolution: 90.000000 Ordinate_Resolution: 90.000000 Planar_Distance_Units: meters Geodetic_Model: Horizontal_Datum_Name: North American Datum of 1927 Ellipsoid_Name: Clarke 1866 Semi-major_Axis: 6378206.400000 Denominator_of_Flattening_Ratio: 294.978698 Entity_and_Attribute_Information: Detailed_Description: Entity_Type: Entity_Type_Label: dem90_hf.vat Entity_Type_Definition: Value attribute table Entity_Type_Definition_Source: ESRI Attribute: Attribute_Label: Count Attribute_Definition: Count of grid cells with associated Value attirbute Attribute_Definition_Source: ESRI Attribute_Domain_Values: Range_Domain: Range_Domain_Minimum: -83 Range_Domain_Maximum: 4388 Attribute_Units_of_Measure: meters Attribute: Attribute_Label: Rowid Attribute_Definition: Internal feature number. Attribute_Definition_Source: ESRI Attribute_Domain_Values: Unrepresentable_Domain: Sequential unique whole numbers that are automatically generated. Attribute: Attribute_Label: VALUE Attribute: Attribute_Label: Value Attribute_Definition: Elevation (meters) Attribute_Definition_Source: U.S. Geological Survey Attribute_Domain_Values: Range_Domain: Range_Domain_Minimum: -83 Range_Domain_Maximum: 4388 Attribute_Units_of_Measure: meters Attribute: Attribute_Label: COUNT Distribution_Information: Distributor: Contact_Information: Contact_Organization_Primary: Contact_Organization: USGS, Snake River Field Station, GIS Laboratory Contact_Position: Geographer Contact_Address: Address_Type: mailing and physical address Address: 970 Lusk St City: Boise State_or_Province: ID Postal_Code: 83706 Country: USA Contact_Voice_Telephone: 208-426-5204 Contact_Facsimile_Telephone: 208-426-5210 Contact_Electronic_Mail_Address: tom_zarriello@usgs.gov Resource_Description: Downloadable Data Distribution_Liability: We make every effort to provide and maintain accurate, complete, usable, and timely information on our web sites. However, some USGS data and information accessed through these pages may, of necessity, be preliminary in nature and presented prior to final review and approval by the Director of the USGS. These data and information are provided with the understanding that they are not guaranteed to be correct or complete. Users are cautioned to consider carefully the provisional nature of these data and information before using them for decisions that concern personal or public safety or the conduct of business that involves substantial monetary or operational consequences. Conclusions drawn from, or actions undertaken on the basis of, such data and information are the sole responsibility of the user. Standard_Order_Process: Digital_Form: Digital_Transfer_Information: Format_Name: ARCG Transfer_Size: 602.902 Digital_Transfer_Option: Online_Option: Computer_Contact_Information: Network_Address: Network_Resource_Name: http://sagemap.wr.usgs.gov/ftp/regional/usgs/ Online_Computer_and_Operating_System: http://sagemap.wr.usgs.gov/ftp/regional/usgs/ Fees: None Metadata_Reference_Information: Metadata_Date: 20080701 Metadata_Contact: Contact_Information: Contact_Person_Primary: Contact_Person: Steven Hanser Contact_Organization: USGS-FRESC, Snake River Field Station Contact_Position: Wildlife Biologist / GIS Specialist Contact_Address: Address_Type: mailing and physical address Address: 970 Lusk St City: Boise State_or_Province: ID Postal_Code: 83706 Contact_Voice_Telephone: 208-426-2892 Contact_Facsimile_Telephone: 208-426-5210 Contact_Electronic_Mail_Address: shanser@usgs.gov Hours_of_Service: 8:00am-5:00pm MST Metadata_Standard_Name: FGDC Content Standards for Digital Geospatial Metadata Metadata_Standard_Version: FGDC-STD-001-1998 Metadata_Time_Convention: local time Metadata_Extensions: Online_Linkage: http://www.esri.com/metadata/esriprof80.html Profile_Name: ESRI Metadata Profile Metadata_Extensions: Online_Linkage: http://www.esri.com/metadata/esriprof80.html Profile_Name: ESRI Metadata Profile Metadata_Extensions: Online_Linkage: http://www.esri.com/metadata/esriprof80.html Profile_Name: ESRI Metadata Profile