IDENTIFICATION_INFORMATION Citation: Citation_Information: Originator: USGS Publication_Date: unknown Title: US 24,000 and 63,360(Alaska) Quads Edition: Geospatial_Data_Presentation_Form: Map Publication_Information: Publication_Place: unknown Publisher: unknown Other_Citation_Details: Online_Linkage: unknown Description: Abstract: This shapefile is the complete coverage of 1:24,000 quads for the US and 1:63,360 quads for Alaska Purpose: To serve as a reference for Quadrangle information Time_Period_of_Content: Time_Period_Information: Range_of_Dates/Times: Beginning_Date: unknown Ending_Date: unknown Currentness_Reference: unknown Status: Progress: Complete Maintenance_and_Update_Frequency: Continually Spatial_Domain: Bounding_Coordinates: West_Bounding_Coordinate: -179.3333 East_Bounding_Coordinate: -64.5500 North_Bounding_Coordinate: 72.0000 South_Bounding_Coordinate: 17.6750 Keywords: Theme: Theme_Keyword_Thesaurus: None Theme_Keyword: US Theme_Keyword: Quadrangles Theme_Keyword: 1:24,000 Theme_Keyword: 1:64,000 Place: Place_Keyword_Thesaurus: None Place_Keyword: US Access_Constraints: None Use_Constraints: None Point_of_Contact: Contact_Information: Contact_Organization_Primary: Contact_Organization: USGS Contact_Person: Contact_Position: Native_Data_Set_Environment: ArcView version 3.1 shapefile format DATA_QUALITY_INFORMATION Process_Step: Process_Description: Process preformed by USGS unknown Process_Step: Process_Description: I&M Process: USGS ArcInfo export file (.e00) brought into ArcInfo . Coverage projected to UTM zone of interest and NAD83. Coverage was then exported to a shapefile. Process_Contact: Contact_Information: Contact_Person_Primary: Contact_Organization: NPS I&M Program Contact_Person: Contact_Position: GIS Specialist Contact_Address: Address_Type: mailing and physical address Address: 1201 Oak Ridge Drive, Suite 200 City: Fort Collins State_or_Province: CO Postal_Code: 80525 Country: USA Contact_Voice_Telephone: Contact_Facsimile_Telephone: (970)225-3585 Contact_Electronic_Mail_Address: Hours_of_Service: Normal Business Hours SPATIAL_DATA_ORGANIZATION_INFORMATION Direct_Spatial_Reference_Method: Vector Point_and_Vector_Object_Information: SDTS_Terms_Description: SDTS_Point_and_Vector_Object_Type: GT-polygon composed of chains Point_and_Vector_Object_Count: 56946 SPATIAL_REFERENCE_INFORMATION Horizontal_Coordinate_System_Definition: Planar: Grid_Coordinate_System Grid_Coordinate_System_Name:Universal Transverse Mercator Universal Transverse Mercator: UTM_Zone_Number: Transverse_Mercator: Scale_Factor_at_Central_Meridian:0.9996 Longitude_of_Cental_Meridian: Latitude_of_Projection_Orgin:0.0 False_Easting:500000 False_Northing:0.0 Planar_Coordinate_Information: Planar_Coordinate_Encoding_Method:coordinate pair Coordinate_Representation: Abscissa_Resolution:0.61 Ordinate_Resolution:0.61 Planar_Distance_Units:meters Geodetic_Model: Horizontal_Datum_Name:North American Datum of 1983 Ellipsoid_Name:GRS 80 Semi-Major_Axis:6378137 Denominator_of_Flattening_Ratio:298.257 DISTRIBUTION_INFORMATION Distributor: Contact_Information: Contact_Organization_Primary: Contact_Organization: USGS Contact_Person: Contact_Position: Contact_Address: Address_Type: mailing and physical address Address: City: State_or_Province: Postal_Code: Country: Contact_Voice_Telephone: Contact_Facsimile_Telephone: Contact_Electronic_Mail_Address: Hours_of_Service: Resource_Description: METADATA_REFERENCE_INFORMATION Metadata_Date: 19991019 Metadata_Review_Date: Metadata_Contact: Contact_Information: Contact_Organization_Primary: Contact_Organization: NPS I&M Program Contact_Person: Contact_Position: GIS Specialist Contact_Address: Address_Type: Mailing and physical address Address: 1201 Oak Ridge Drive, Suite 200 City: Fort Collins State_or_Province: CO Postal_Code: 80525 Country: USA Contact_Voice_Telephone: Contact_Facsimile_Telephone: 970-225-3585 Contact_Electronic_Mail_Address: Hours_of_Service: Normal Business Hours Metadata_Standard_Name: FGDC CSDGM Metadata_Standard_Version: FGDC-STD-001-1998