Northern California Pilot Area Metadata

GEODATASET NAME: NCA_BND5KA83

IDENTIFICATION INFORMATION

Description:
    Northern California Pilot Study Area with a 5km buffer.
Abstract:
    Derived from the Northern California 10 - digit HUCs outer boundary.
Data Type:
    Coverage, polygon
Data Originator:
    Dan Heggem
    U.S. Environmental Protection Agency NERL
    P.O. Box 93478
    Las Vegas, NV 89193-3478
    (702)798-2278
    heggem.daniel@epa.gov
Data Processor:
    Ed Evanson
    Lockheed Martin Environmental Services
    1050 E. Flamingo Road, Suite E120
    Las Vegas, NV 89119
    (702)897-3208
    eevanson@lmepo.com
Data Provider:
    Dan Heggem
    U.S. Environmental Protection Agency NERL
    P.O. Box 93478
    Las Vegas, NV 89193-3478
    (702)798-2278
    heggem.daniel@epa.gov
Keywords:
    Northern California, Pilot Study Area, 5km buffer
Version:
    N/A
Status:
    Interim
Revision Number:
    0
Series Name:                    
Online Link (URL):              
Time Period of Content:         
Use Constraints:                
Purpose:
    Northern California data browser
Date of metadata entry/update:
    09/06/2001
 
No Publication Information Available
No File Security Information Available
  
DATA QUALITY INFORMATION
 
Cloud Cover:
    Not applicable
Software:
    Arc/Info 7.2
Operating System:
    Unix
Path Name:
    /gis/wemap/nca/bnd
Logical Consistency Report:
    Not presently available
Completeness Report:
    Not presently available
Horizontal Positional Accuracy:
    Not presently available
Vertical Positional Accuracy:
    Not presently available
Attribute Accuracy:
    Not presently available
Procedures:
    Using Arcview, a 5km buffer was created around the 10 - digit HUC boundary.
    The resulting Arcview Shapefile was converted to an Arc/Info coverage. The
    output coverages was built and region 9 Albers projection information was 
    defined.  
Reviews Applied to Data    
    Lockheed Martin Environmental Services internal review
Related Spatial Data Files:
    All geodatasets with nca_ prefix.
Other References Cited:  
Notes:
Update Frequency:
    As needed
 
SPATIAL REFERENCE INFORMATION

             Description of DOUBLE precision coverage nca_bnd5ka83
 
                                FEATURE CLASSES
 
                                    Number of  Attribute     Spatial
Feature Class          Subclass     Features   data (bytes)  Index?   Topology?
-------------          --------     ---------  ------------  -------  ---------
ARCS                                        8
POLYGONS                                    2        28               Yes
NODES                                       8
 
                               SECONDARY FEATURES
 
Tics                                        8
Arc Segments                             2963
Polygon Labels                              1
 
                                   TOLERANCES
 
Fuzzy   =                49.398 V          Dangle  =                 0.000 N
 
                               COVERAGE BOUNDARY
 
Xmin =              -653136.312            Xmax =              -314106.531
Ymin =              4044266.250            Ymax =              4544241.500
 
                                     STATUS
 
The coverage has not been Edited since the last BUILD or CLEAN.
 
                          COORDINATE SYSTEM DESCRIPTION
 
Projection               ALBERS
Datum                     NAD83
Units                    METERS             Spheroid                GRS1980
Parameters:
1st standard parallel                                   33 15  0.000
2nd standard parallel                                   40 15  0.000
central meridian                                       -116 45  0.00
latitude of projection's origin                          0  0  0.000
false easting (meters)                                       0.00000
false northing (meters)                                      0.00000

 
ENTITY AND ATTRIBUTE INFORMATION
Annotation Name:

ATTRIBUTE LISTING FOR: nca_bnd5ka83.pat

COLUMN   ITEM NAME        WIDTH OUTPUT  TYPE N.DEC  ALTERNATE NAME     INDEXED?
    1  AREA                   8    18     F      5                        -
    9  PERIMETER              8    18     F      5                        -
   17  NCA_BND5KA83#          4     5     B      -                        -
   21  NCA_BND5KA83-ID        4     5     B      -                        -
   25  INSIDE                 4     5     B      -                        -

METADATA REFERENCE SECTION
 
FGDC Content Standards for Digital Geospatial Metadata
FGDC Standards Version 6/98 / metadata.aml ver. 1.3 5/21/99

SUPPLEMENTAL METADATA (where available)
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Northern California Pilot Area Metadata

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