Metadata:
 
 Identification_Information:
  Citation:
   Citation_Information:
    Originator: Tim Brabets
    Publication_Date: 1998
    Publication_Time: 
    Title: Hydrologic Unit Boundaries of the Cook Inlet Basin
    Edition: 
    Geospatial_Data_Presentation_Form: 
      Series_Name: 
      Issue_Identification: 
    Publication_Information:
      Publication_Place: Anchorage
      Publisher: USGS
    Other_Citation_Details: 
    Online_Linkage: <URL:http://agdc.usgs.gov/data/usgs/water>
 
  Description: 
    Abstract:
     nawqa_huc is a polygon coverage of hydrologic unit boundaries within
     the Cook Inlet Basin National Water-Quality Assessment (NAWQA)study area in
     southcentral Alaska. A hydrologic unit is a region or area bounded by a
     drainage divide and occupied by a drainage system. Each hydrologic unit
     (drainage area) boundary and an 8-digit name (huc.code) is from the report
     U.S. Geological Survey, 1987, Hydrologic unit map-1987-State of Alaska:
     U.S. Geological Survey map, 1 sheet.
 
 
    Purpose:
     The purpose of this coverage is to define the extent and boundaries of
     drainage systems within the Cook Inlet Basin.
 
 
    Supplemental_Information:
 
      Procedures_Used:
      The hydrologic unit boundaries were drawn on the 1:250000 paper quadrangle
      maps. The boundaries were then digitized and entered into ARC-INFO. Using
      ARC-EDIT procedures, the data were edited where appropriate and then combined
      into one coverage.
 
 
      Revisions:
 
 
      Reviews_Applied_to_Data:
 
      Boundaries drawn on the quadrangles were checked for accuracy by Bob Lamke
      and Tim Brabets.  Documentation was reviewed by Roy Glass and Liska Snyder.
 
 
      Related_Spatial_and_Tabular_Data_Sets:
 
      Lamke, R.D., McIntire, J.A., and Brabets, T.P., 1995, Alaska Hydrologic
      Unit Codes, USGS written communication.
 
 
      Other_References_Cited:
      U.S. Geological Survey, 1987, Hydrologic unit map - 1987- State of Alaska:
      U.S. Geological Survey map, 1 sheet.
 
 
      Notes:
      None
 
 
  Time_Period_of_Content:
   Time_Period_Information:
    Single_Date/Time:
      Calendar_Date: 19970424
   Currentness_Reference:
    Current as of April, 1997
 
 
  Status:
    Progress:  Complete
    Maintenance_and_Update_Frequency:
     None planned.
 
 
  Spatial_Domain:
    Bounding_Coordinates:
      West_Bounding_Coordinate: -154.85231357
      East_Bounding_Coordinate: -146.05590611
      North_Bounding_Coordinate: 63.79333933
      South_Bounding_Coordinate: 58.43916036
  Keywords:
    Theme:
      Theme_Keyword_Thesaurus:  None
      Theme_Keyword:  NAWQA, Cook Inlet, Drainage Areas, Hydrologic Unit Codes, Alaska
    Place:
      Place_Keyword_Thesaurus:  None
      Place_Keyword:  Cook Inlet - Southcentral Alaska
    Stratum:
      Stratum_Keyword_Thesaurus:  None
      Stratum_Keyword: None
    Temporal:
      Temporal_Keyword_Thesaurus:  None
      Temporal_Keyword: None
  Access_Constraints:
   n/a
 
   Point_of_Contact: USGS-WRD
 
 
  Use_Constraints:
   The coverage was developed using 1:250000 scale maps. Thus, users should be
   aware of the limitations if using smaller scales.
 
 
  Point_of_Contact:
 
  Data_Set_Credit:
   Bob Lamke drew the boundaries on the 1:250000 maps as a volunteer project
   after he retired in 1993. Mark Inghram (Alaska Department of Natural Resources),
   Jackie McIntire, and Tim Brabets digitized and edited the boundaries.
 
 
  Security_Information:
    Security_Classification_System: None
    Security_Classification:  Unclassified
    Security_Handling_Description: None
  Native_Data_Set_Environment: dgux, 5.4R3.10, AViiON UNIX, ARC/INFO version 7.0.4
 
 Data_Quality_Information:
  Attribute_Accuracy:
    Attribute_Accuracy_Report:  See Entity_Attribute_Information
    Quantitative_Attribute_Accuracy_Assessment:
      Attribute_Accuracy_Value:  See Explanation
      Attribute_Accuracy_Explanation:
        Attribute accuracy is described, where present, with each
        attribute defined in the Entity and Attribute Section.
  Logical_Consistency_Report:  Polygon and chain-node topology present.
  Completeness_Report:
   n/a
 
 
 
  Positional_Accuracy:
    Horizontal_Positional_Accuracy:
      Horizontal_Positional_Accuracy_Report:
       The boundaries of the hydrologic units were drawn on 1:250,000 paper maps.
       A map was placed on the digitizing tablet and four tick marks were digitized.
       If the RMS error for the 4 tick marks was less than 0.005, the hydrologic unit
       boundaries were digitized. If the RMS error was greater than 0.005, the tick
       marks were digitized again until the RMS error was less than or equal to
       0.005.
 
 
    Vertical_Positional_Accuracy:
      Vertical_Positional_Accuracy_Report:
       n/a
 
 
  Lineage: See also Supplemental_Information:
   Source_Information:
    Source_Citation:
     Citation_Information:
      Originator:
      Publication_Date:
      Title:
    Source_Scale_Denominator: 250000
    Type_Of_Source_Media:
    Source_Time_Period_of_Content:
      Time_Period_Information:
       Single_Date/Time:
        Calendar_Date:
      Source_Currentness_Reference:
    Source_Citation_Abbreviation:
    Source_Contribution:
   Process_Step:
      Process_Description: TBRABETS COPY /HOME/BOAT3/TBRABETS/TEMP/AK_HUC/AK_HUC
      Source_Used_Citation_Abbreviation: None
      Process_Date:  19951005 
      Process_Time:  1232
      Source_Produced_Citation_Abbreviation: None
   Process_Step:
      Process_Description: TBRABETS ARCEDIT /PROJECTS/PROJ_SLED/AK.COVS/NAWQA_HUC
      Source_Used_Citation_Abbreviation: None
      Process_Date:  19970423 
      Process_Time:  1453
      Source_Produced_Citation_Abbreviation: None
   Process_Step:
      Process_Description: TBRABETS COPY /PROJECTS/PROJ_SLED/AK.COVS/NAWQA_HUC
      Source_Used_Citation_Abbreviation: None
      Process_Date:  19970423 
      Process_Time:  1458
      Source_Produced_Citation_Abbreviation: None
   Process_Step:
      Process_Description: TBRABETS ARCEDIT /PROJECTS/PROJ_SLED/NAWQA/NAWQA_HUC
      Source_Used_Citation_Abbreviation: None
      Process_Date:  19970423 
      Process_Time:  1526
      Source_Produced_Citation_Abbreviation: None
   Process_Step:
      Process_Description: TBRABETS BUILD NAWQA_HUC POLY
      Source_Used_Citation_Abbreviation: None
      Process_Date:  19970424 
      Process_Time:  0730
      Source_Produced_Citation_Abbreviation: None
   Process_Step:
      Process_Description: TBRABETS ARCEDIT /PROJECTS/PROJ_SLED/NAWQA/NAWQA_HUC
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      Process_Date:  19970424 
      Process_Time:  0927
      Source_Produced_Citation_Abbreviation: None
   Process_Step:
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      Source_Used_Citation_Abbreviation: None
      Process_Date:  19970424 
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      Source_Produced_Citation_Abbreviation: None
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      Process_Date:  19970424 
      Process_Time:  1015
      Source_Produced_Citation_Abbreviation: None
   Process_Step:
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      Source_Used_Citation_Abbreviation: None
      Process_Date:  19970424 
      Process_Time:  1016
      Source_Produced_Citation_Abbreviation: None
   Process_Step:
      Process_Description: TBRABETS   DOCUMENT NAWQA_HUC DELETE TBRABETS
      Source_Used_Citation_Abbreviation: None
      Process_Date:  19970424 
      Process_Time:  1427
      Source_Produced_Citation_Abbreviation: None
   Process_Step:
      Process_Description: TBRABETS   DOCUMENT NAWQA_HUC CREATE TBRABETS
      Source_Used_Citation_Abbreviation: None
      Process_Date:  19970424 
      Process_Time:  1511
      Source_Produced_Citation_Abbreviation: None
   Process_Step:
      Process_Description: TBRABETS   DOCUMENT NAWQA_HUC UPDATE TBRABETS
      Source_Used_Citation_Abbreviation: None
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      Source_Produced_Citation_Abbreviation: None
   Process_Step:
      Process_Description: TBRABETS   DOCUMENT NAWQA_HUC UPDATE TBRABETS
      Source_Used_Citation_Abbreviation: None
      Process_Date:  19970425 
      Process_Time:  1528
      Source_Produced_Citation_Abbreviation: None
   Process_Step:
      Process_Description: TBRABETS   DOCUMENT NAWQA_HUC UPDATE TBRABETS
      Source_Used_Citation_Abbreviation: None
      Process_Date:  19970428 
      Process_Time:  1500
      Source_Produced_Citation_Abbreviation: None
   Process_Step:
      Process_Description: TBRABETS   DOCUMENT NAWQA_HUC UPDATE TBRABETS
      Source_Used_Citation_Abbreviation: None
      Process_Date:  19970620 
      Process_Time:  1422
      Source_Produced_Citation_Abbreviation: None
   Process_Step:
      Process_Description: TBRABETS   DOCUMENT NAWQA_HUC UPDATE TBRABETS
      Source_Used_Citation_Abbreviation: None
      Process_Date:  19980116 
      Process_Time:  0908
      Source_Produced_Citation_Abbreviation: None
   Process_Step:
      Process_Description: TBRABETS   DOCUMENT NAWQA_HUC UPDATE TBRABETS
      Source_Used_Citation_Abbreviation: None
      Process_Date:  19980120 
      Process_Time:  1429
      Source_Produced_Citation_Abbreviation: None
   Process_Step:
      Process_Description: TBRABETS COPY /PROJECTS/PROJ_SLED/NAWQA/NAWQA_HUC
      Source_Used_Citation_Abbreviation: None
      Process_Date:  19980121 
      Process_Time:  1003
      Source_Produced_Citation_Abbreviation: None
   Process_Step:
      Process_Description: TBRABETS   DOCUMENT NAWQA_HUC UPDATE TBRABETS
      Source_Used_Citation_Abbreviation: None
      Process_Date:  19980122 
      Process_Time:  0739
      Source_Produced_Citation_Abbreviation: None
   Process_Step:
      Process_Description: TBRABETS   DOCUMENT NAWQA_HUC UPDATE TBRABETS
      Source_Used_Citation_Abbreviation: None
      Process_Date:  19980131 
      Process_Time:  0828
      Source_Produced_Citation_Abbreviation: None
   Process_Step:
      Process_Description: TBRABETS         LABELERRORS NAWQA_HUC
      Source_Used_Citation_Abbreviation: None
      Process_Date:  19980227 
      Process_Time:  0950
      Source_Produced_Citation_Abbreviation: None
   Process_Step:
      Process_Description: TBRABETS         NODEERRORS NAWQA_HUC DANGLE
      Source_Used_Citation_Abbreviation: None
      Process_Date:  19980227 
      Process_Time:  0950
      Source_Produced_Citation_Abbreviation: None
   Process_Step:
      Process_Description: TBRABETS   DOCUMENT NAWQA_HUC UPDATE TBRABETS
      Source_Used_Citation_Abbreviation: None
      Process_Date:  19980227 
      Process_Time:  0956
      Source_Produced_Citation_Abbreviation: None
   Process_Step:
      Process_Description: TBRABETS   DOCUMENT NAWQA_HUC UPDATE TBRABETS
      Source_Used_Citation_Abbreviation: None
      Process_Date:  19980227 
      Process_Time:  0959
      Source_Produced_Citation_Abbreviation: None
   Process_Step:
      Process_Description: TBRABETS   DOCUMENT NAWQA_HUC UPDATE TBRABETS
      Source_Used_Citation_Abbreviation: None
      Process_Date:  19980227 
      Process_Time:  1009
      Source_Produced_Citation_Abbreviation: None
  Cloud_Cover: n/a                                                                             
 
 Spatial_Data_Organization_Information:
  Direct_Spatial_Reference_Method:  Vector
  Point_and_Vector_Object_Information:
    SDTS_Terms_Description:
      SDTS_Point_and_Vector_Object_Type:  Point
      Point_and_Vector_Object_Count:  31
      SDTS_Point_and_Vector_Object_Type:  String
      Point_and_Vector_Object_Count:  264
      SDTS_Point_and_Vector_Object_Type:  GT-polygon composed of chains
      Point_and_Vector_Object_Count:  32
 
 Spatial_Reference_Information:
  Horizontal_Coordinate_System_Definition:
    Planar:
        Map_Projection:
          Map_Projection_Name:            Albers Conical Equal Area
          Albers_Conical_Equal_Area:
            Standard_Parallel:             55
            Standard_Parallel:             55
            Longitude_of_Central_Meridian: -154
            Latitude_of_Projection_Origin:             50
            False_Easting:  0.00000
            False_Northing:  0.00000
        Planar_Coordinate_Information:
         Planar_Coordinate_Encoding_Method: coordinate pair
         Coordinate_Representation:
           Abscissa_Resolution: 1.0
           Ordinate_Resolution: 1.0
         Planar_Distance_Units: METERS
    Geodetic_Model:
      Horizontal_Datum_Name: Unknown
      Ellipsoid_Name:  Clarke 1866
      Semi-major_Axis: 6378206.4
      Denominator_of_Flattening_Ratio: 294.98
 
 Entity_and_Attribute_Information:
  Detailed_Description:
    Entity_Type:
      Entity_Type_Label:  NAWQA_HUC.PAT
      Entity_Type_Definition:  area and hydrologic unit code for each polygon
      Entity_Type_Definition_Source:  1:250000 quadrangles of Alaska
    Attribute:
      Attribute_Label:  -
      Attribute_Definition:  area and hydrologic unit code for each polygon
      Attribute_Definition_Source:  1:250000 quadrangles of Alaska
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value:  -
          Enumerated_Domain_Value_Definition:
          Enumerated_Domain_Value_Definition_Source:
    Attribute:
      Attribute_Label:  AREA
      Attribute_Definition:  Area of poly/region in square coverage units
      Attribute_Definition_Source:  Computed
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value:  Positive real numbers
          Enumerated_Domain_Value_Definition:
          Enumerated_Domain_Value_Definition_Source:
    Attribute:
      Attribute_Label:  PERIMETER
      Attribute_Definition:  Perimeter of poly/region in coverage units
      Attribute_Definition_Source:  Computed
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value:  Positive real numbers
          Enumerated_Domain_Value_Definition:
          Enumerated_Domain_Value_Definition_Source:
    Attribute:
      Attribute_Label:  NAWQA_HUC#
      Attribute_Definition:  Internal feature number
      Attribute_Definition_Source:  Computed
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value:  Sequential unique positive integer
          Enumerated_Domain_Value_Definition:
          Enumerated_Domain_Value_Definition_Source:
    Attribute:
      Attribute_Label:  NAWQA_HUC-ID
      Attribute_Definition:  User-assigned feature number
      Attribute_Definition_Source:  User-defined
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value:  Integer
          Enumerated_Domain_Value_Definition:
          Enumerated_Domain_Value_Definition_Source:
    Attribute:
      Attribute_Label:  HUC.CODES
      Attribute_Definition:  8 digit hydrologic unit code
      Attribute_Definition_Source:  Interagency Hydrology Committee of Alaska
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value:  
          Enumerated_Domain_Value_Definition:
          Enumerated_Domain_Value_Definition_Source:
    Attribute:
      Attribute_Label:  LABEL
      Attribute_Definition:  Coded with a nonzero positive number for plotting purposes only
      Attribute_Definition_Source:  
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value:  
          Enumerated_Domain_Value_Definition:
          Enumerated_Domain_Value_Definition_Source:
    Entity_Type:
      Entity_Type_Label:  NAWQA_HUC.AAT
      Entity_Type_Definition:  arc attribute table
      Entity_Type_Definition_Source:  1
    Attribute:
      Attribute_Label:  -
      Attribute_Definition:  arc attribute table
      Attribute_Definition_Source:  1
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value:  -
          Enumerated_Domain_Value_Definition:
          Enumerated_Domain_Value_Definition_Source:
    Attribute:
      Attribute_Label:  FNODE#
      Attribute_Definition:  Internal number of from-node
      Attribute_Definition_Source:  Computed
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value:  Sequential unique positive integer
          Enumerated_Domain_Value_Definition:
          Enumerated_Domain_Value_Definition_Source:
    Attribute:
      Attribute_Label:  TNODE#
      Attribute_Definition:  Internal number of to-node
      Attribute_Definition_Source:  Computed
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value:  Sequential unique positive integer
          Enumerated_Domain_Value_Definition:
          Enumerated_Domain_Value_Definition_Source:
    Attribute:
      Attribute_Label:  LPOLY#
      Attribute_Definition:  Internal number of poly to left of arc
      Attribute_Definition_Source:  Computed
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value:  Sequential unique positive integer
          Enumerated_Domain_Value_Definition:
          Enumerated_Domain_Value_Definition_Source:
    Attribute:
      Attribute_Label:  RPOLY#
      Attribute_Definition:  Internal number of poly to right of arc
      Attribute_Definition_Source:  Computed
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value:  Sequential unique positive integer
          Enumerated_Domain_Value_Definition:
          Enumerated_Domain_Value_Definition_Source:
    Attribute:
      Attribute_Label:  LENGTH
      Attribute_Definition:  Length of arc in coverage units
      Attribute_Definition_Source:  Computed
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value:  Positive real numbers
          Enumerated_Domain_Value_Definition:
          Enumerated_Domain_Value_Definition_Source:
    Attribute:
      Attribute_Label:  NAWQA_HUC#
      Attribute_Definition:  Internal feature number
      Attribute_Definition_Source:  Computed
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value:  Sequential unique positive integer
          Enumerated_Domain_Value_Definition:
          Enumerated_Domain_Value_Definition_Source:
    Attribute:
      Attribute_Label:  NAWQA_HUC-ID
      Attribute_Definition:  User-assigned feature number
      Attribute_Definition_Source:  User-defined
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value:  Integer
          Enumerated_Domain_Value_Definition:
          Enumerated_Domain_Value_Definition_Source:
    Attribute:
      Attribute_Label:  LINE
      Attribute_Definition:  Different numbers correspond to major drainages
      Attribute_Definition_Source:  Interagency Hydrology Committee for Alaska
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value:  
          Enumerated_Domain_Value_Definition:
          Enumerated_Domain_Value_Definition_Source:
  Overview_Description:
    Entity_and_Attribute_Overview:
     In nawqa_huc.pat, an attribute HUC.CODES refers to the hydrologic unit number
     assigned to the particular polygon. In nawqa_huc.aat, an attribute LINE is a
     'tag' for each arc and allows the user to plot the major boundaries if needed.
 
 
    Entity_and_Attribute_Detail_Citation: Not Available
 
 Distribution_Information:
  Distributor:
   Contact_Information:
    Contact_Person_Primary:
      Contact_Person: Tim Brabets
      Contact_Organization: USGS-WRD
    Contact_Position: Hydrologist
    Contact_Address:
      Address_Type: mailing address
      Address: 4230 University Drive, Suite 201
      City: Anchorage
      State_or_Province: AK
      Postal_Code: 99508
      Country: USA
    Contact_Voice_Telephone: 907-786-7105
    Contact_Facsimile_Telephone: 907-786-7150
    Contact_Electronic_Mail_Address: tbrabets@usgs.gov
    Hours_of_Service: 8:00 - 4:30 AST
  Resource_Description: Alaska Geospatial Data Clearinghouse
  Distribution_Liability: No liability is assumed
  Standard_Order_Process:
    Digital_Form:
      Digital_Transfer_Information:
        Format_Name: ARCG ARC/INFO Generate format
        Format_Version_Number: 7.0.4
        File_Decompression_Technique: gzip
      Digital_Transfer_Option:
        Online_Option:
          Computer_Contact_Information:
            Network_Address:
              Network_Resource_Name: <URL:ftp://agdc.usgs.gov/pub/usgs/water/nawqa_huc.tar.gz>
    Fees: Free

 
 Metadata_Reference_Information:
  Metadata_Date: 19980227
  Metadata_Contact:
 
  Metadata_Standard_Name: FGDC Content Standards for Digital Geospatial Metadata
  Metadata_Standard_Version:  19940608
  Metadata_Time_Convention:  Local Time
  Metadata_Security_Information:
    Metadata_Security_Classification_System:  None
    Metadata_Security_Classification:  Unclassified
    Metadata_Security_Handling_Description:  None
