Identification_Information:
  Citation:
    Citation_Information:
      Originator: Terri Arnold
      Publication_Date: Unpublished Material
      Title: Land cover from nlcde (Revised 2-2006 30-m version)
      Geospatial_Data_Presentation_Form: Fgdb raster digital data
      Series_Information:
        Series_Name: not published
      Publication_Information:
      Other_Citation_Details: modeified from nlcde 30M (revised 3-2006 version) downloaded from http://water.usgs.gov/nawqa-only/gis/gis_data.html
      Online_Linkage: none
      Larger_Work_Citation:
        Citation_Information:
          Publication_Date: 2008
          Title: From SIR2008-5015, Hydrochemical regions of the glacial aquifer system and their environmental and water quality characteristics
          Series_Information:
            Series_Name: USGS SIR
            Issue_Identification: 2008-5015
  Description:
    Abstract: This data set shows land use and was created for SIR2008-5015 to map hydrochemical regions of the glacial aquifer system.  It was created from the National Land Cover Data - Enhanced 30M version downloaded form http://water.usgs.gov/nawqa-only/gis/gis_data.html
    Purpose: This data set was created for SIR2008-5015 to map hydrochemical regions of the glacial aquifer system.
  Time_Period_of_Content:
    Time_Period_Information:
      Single_Date/Time:
        Calendar_Date: 2006
        Time_of_Day: unknown
    Currentness_Reference: publication date
  Status:
    Progress: Complete
    Maintenance_and_Update_Frequency: None planned
  Spatial_Domain:
    Bounding_Coordinates:
      West_Bounding_Coordinate: -142.169385
      East_Bounding_Coordinate: -52.098856
      North_Bounding_Coordinate: 55.424004
      South_Bounding_Coordinate: 17.378117
  Keywords:
    Theme:
      Theme_Keyword_Thesaurus: none
      Theme_Keyword: land cover
      Theme_Keyword:
      Theme_Keyword: land use
    Place:
      Place_Keyword: United States
  Access_Constraints: For internal use only.
  Use_Constraints: For internal use only.
  Point_of_Contact:
    Contact_Information:
      Contact_Person_Primary:
        Contact_Person: Terri Arnold
        Contact_Organization: US Geological Survey
      Contact_Position: Cartographer/GIS Specialist
      Contact_Voice_Telephone: 217-328-9702
      Contact_Facsimile_Telephone: 217-344-0082
      Contact_Electronic_Mail_Address: tlarnold@usgs.gov
  Native_Data_Set_Environment: Microsoft Windows XP Version 5.1 (Build 2600) Service Pack 2; ESRI ArcCatalog 9.2.4.1420
Data_Quality_Information:
  Lineage:
    Source_Information:
      Source_Citation:
        Citation_Information:
          Originator: USGS
          Publication_Date: March 2006
          Publication_Time: Unknown
          Title: National Land Cover Data - Enhanced 30-m (revised March 2006)
          Edition: 2
          Geospatial_Data_Presentation_Form: map
          Series_Information:
            Series_Name: not published
          Publication_Information:
            Publisher: USGS
          Other_Citation_Details: NLCDEP30M - "NLCDE revised with population" - 30-meter resolution - 4 regional grids, one for each quadrant of the U.S., giving national coverage of NLCD land use revised with GIRAS and 1990 and 2000 population density. Used for characterizing CYCLE 2 studies. (Revised March 2006):
          Online_Linkage: http://water.usgs.gov/nawqa-only/gis/gis_data.html
      Source_Scale_Denominator: 30 meter
      Type_of_Source_Media: digital map
      Source_Citation_Abbreviation: nlcde 30-m
      Source_Contribution: National Land Cover Data Set - enhanced (revised March 2006) 30-m version downloaded from NAWQA GIS resources page http://water.usgs.gov/nawqa-only/gis/gis_data.html
    Process_Step:
      Process_Description:
        /* Resample 4 quadrants to 500-m (nlcde1 through 4), 
        /* reclass to simplify land use,
        /* merge the 4 quadrants into one grid
        /* clip output to the buffered glacial extent (glacbuf) then

        &IF [SHOW program] eq ARC &THEN grid

        mape RECHINCH
        setwindow RECHINCH
        setcell 500

        /*-----------------------------------
        /* generalized landuse
        /*-----------------------------------
        &IF [EXISTS nlcde1 -grid] &THEN kill nlcde1 all
        nlcde1 = selectpolygon(resample(reclass(/gis2/uir/usa_covs/nlcde30m/nlcde1,~ /gis2/uir/usa_covs/nlcde30m/nlcde.remap2), 500), glacbuf, inside)

        &IF [EXISTS nlcde2 -grid] &THEN kill nlcde2 all
        nlcde2 = selectpolygon(resample(reclass(/gis2/uir/usa_covs/nlcde30m/nlcde2,~
        /gis2/uir/usa_covs/nlcde30m/nlcde.remap2), 500), glacbuf, inside)

        &IF [EXISTS nlcde4 -grid] &THEN kill nlcde4 all
        nlcde4 = selectpolygon(resample(reclass(/gis2/uir/usa_covs/nlcde30m/nlcde4,~
        /gis2/uir/usa_covs/nlcde30m/nlcde.remap2), 500), glacbuf, inside)

        nlcde = merge(nlcde1, nlcde2, nlcde4)
        &IF [EXISTS nlcde -grid] &THEN
        &DO
        kill nlcde1 all
        kill nlcde2 all
        kill nlcde4 all
        &END

        Where nlcde.remap2 is:
        10 11 : 11 /* Open Water                                
        11 12 : 12 /* Perennial Ice or Snow
        20 26 : 2 /* urban
        30 33 : 3 /* Bare Rock, quarries, transitional                       
        40 51 : 4 /* Forest and shrub                         
        60 62 : 6 /* orchards and vineyards
        70 72 : 7 /* Grasslands/Herbaceous or tundra                     
        80 84 : 8 /* ag
        84 85 : 2 /* Urban/Recreational Grasses                
        90 92 : 9 /* Wetlands
      Process_Date: 2007
      Process_Contact:
        Contact_Information:
          Contact_Person_Primary:
            Contact_Person: Terri Arnold
            Contact_Organization: USGS
          Contact_Position: GIS Specialist
          Contact_Voice_Telephone: 217-328-9702
          Contact_Electronic_Mail_Address: tlarnold@usgs.gov
    Process_Step:
      Process_Description: import into geodatabase
      Process_Date: 2008
    Process_Step:
      Process_Description: Metadata imported.
      Source_Used_Citation_Abbreviation: D:\temp\xml4B.tmp
Spatial_Data_Organization_Information:
  Direct_Spatial_Reference_Method: Raster
  Raster_Object_Information:
    Raster_Object_Type: Pixel
    Row_Count: 7276
    Column_Count: 13024
    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: 29.500000
          Standard_Parallel: 45.500000
          Longitude_of_Central_Meridian: -96.000000
          Latitude_of_Projection_Origin: 23.000000
          False_Easting: 0.000000
          False_Northing: 0.000000
      Planar_Coordinate_Information:
        Planar_Coordinate_Encoding_Method: row and column
        Coordinate_Representation:
          Abscissa_Resolution: 500.000000
          Ordinate_Resolution: 500.000000
        Planar_Distance_Units: meters
    Geodetic_Model:
      Horizontal_Datum_Name: North American Datum of 1983
      Ellipsoid_Name: Geodetic Reference System 80
      Semi-major_Axis: 6378137.000000
      Denominator_of_Flattening_Ratio: 298.257222
Entity_and_Attribute_Information:
  Detailed_Description:
    Entity_Type:
      Entity_Type_Label: value
      Entity_Type_Definition: level 1 land cover code
      Entity_Type_Definition_Source: assigned
    Attribute:
      Attribute_Definition: land cover classification -- numeric
      Attribute_Definition_Source: reclassed from original nlcde data to level 1 code
  Detailed_Description:
    Entity_Type:
      Entity_Type_Label: landuse
      Entity_Type_Definition: level 1 land use classificaiton
      Entity_Type_Definition_Source: assigned
    Attribute:
      Attribute_Definition: level 1 land use classificaiton -- character
      Attribute_Definition_Source: assigned after reclass of original level 2 value
  Overview_Description:
    Entity_and_Attribute_Overview:
      level 1 land cover code reclassed from original data's level 2 code. 
      10 11 : 11 /* Open Water                                
      11 12 : 12 /* Perennial Ice or Snow
      20 26 : 2 /* urban
      30 33 : 3 /* Bare Rock, quarries, transitional                       
      40 51 : 4 /* Forest and shrub                         
      60 62 : 6 /* orchards and vineyards
      70 72 : 7 /* Grasslands/Herbaceous or tundra                     
      80 84 : 8 /* ag
      84 85 : 2 /* Urban/Recreational Grasses                
      90 92 : 9 /* Wetlands
Distribution_Information:
  Resource_Description: By Request to Terri Arnold (tlarnold@usgs.gov)
Metadata_Reference_Information:
  Metadata_Date: 20080904
  Metadata_Contact:
    Contact_Information:
      Contact_Person_Primary:
        Contact_Person: Terri Arnold
        Contact_Organization: USGS
      Contact_Position: GIS Specialist
      Contact_Address:
        Address_Type: mailing and physical address
        Address: 1201 W University Ave, Suite 100
        City: Urbana
        State_or_Province: IL
        Postal_Code: 61801
        Country: USA
      Contact_Voice_Telephone: 217-328-9702
      Contact_Electronic_Mail_Address: tlarnold@usgs.gov
  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
