Keywords
Theme:
REQUIRED: Common-use word or phrase used to describe the subject of the data set.
Place:
Williamson County, CAPCOG, Central Texas, Texas, USA, Round Rock, Georgetown, Cedar Park, Leander, Hutto, Taylor, Thrall, Granger, Wier, Florence, Liberty Hill, Jarrell, Austin, Pflugerville, Bartlett
Description
Abstract
US Census2000 Block Group for Williamson County
Purpose
US Census2000 Block Group for Williamson County
Supplementary Information
DISCLAIMER:
This map is for general planning purposes only. The basemap conforms to National Map Accuracy Standards in unobstructed areas. Williamson County makes no warranty, representation or guarantee as to the content, sequence, accuracy, timeliness or completeness of any of the database information or spatial locations depicted. Furthermore, all warranties on merchantability and fitness for a particular purpose are hereby disclaimed. In no event shall Williamson County be liable to the recipient or any other party for damages of any type, including but not limited to incidental, consequential or exemplary damages arising out of the use or inability to use these materials.
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Status of the data
Complete
Data update frequency:
None planned
Time period for which the data is relevant
Date and time:
REQUIRED: The year (and optionally month, or month and day) for which the data set corresponds to the ground.
Description:
publication date
Publication Information
Who created the data: Williamson County GIS Staff
Date and time:
REQUIRED: The date when the data set is published or otherwise made available for release.
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Data storage and access information
File name: wilco.GIS.census2000_block
Type of data: vector digital data
Location of the data:
Server=atlas; Service=port:5151; Database=wilco; User=gis; Version=sde.DEFAULT
Data processing environment: Microsoft Windows XP Version 5.1 (Build 2600) Service Pack 2; ESRI ArcCatalog 9.2.5.1450
Accessing the data
Data format: ESRI Shapefile
Network location:
http://www.wilco.org
Access instructions: Please go to "Maps" and then "Data"
Available media: CD-ROM
Accessing the data
Data format: File Geodatabase
Network location:
http://www.wilco.org
Access instructions: Please go to "Maps" and then "Data"
Constraints on accessing and using the data
Access constraints:
None. This data is in the public domain.
Use constraints:
Please see County data disclaimer.
Details about this document
Contents last updated: 20080508
at time 12054800
Who completed this document
REQUIRED: The person responsible for the metadata information.
Willamson County
mailing and physical address:
512-943-1489 (voice)
512-943-1488 (fax)
gis@wilco.org
Hours of service:
8am to 5pm
Standards used to create this document
Horizontal coordinate system
Projected coordinate system name: NAD_1983_StatePlane_Texas_Central_FIPS_4203_Feet
Geographic coordinate system name: GCS_North_American_1983
Details
Map Projection Name: Lambert Conformal Conic
Standard Parallel: 30.116667
Standard Parallel: 31.883333
Longitude of Central Meridian: -100.333333
Latitude of Projection Origin: 29.666667
False Easting: 2296583.333333
False Northing: 9842500.000000
Planar Coordinate Information
Planar Distance Units: survey feet
Coordinate Encoding Method: coordinate pair
Coordinate Representation
Abscissa Resolution: 0.000128
Ordinate Resolution: 0.000128
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
Altitude System Definition
Resolution: 1.000000
Encoding Method: Explicit elevation coordinate included with horizontal coordinates
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Bounding coordinates
Horizontal
In decimal degrees
West:
-98.054778
East:
-97.140591
North:
30.917947
South:
30.398576
In projected or local coordinates
Left: 3014734.868349
Right: 3297777.734277
Top: 10304979.968869
Bottom: 10122990.419643
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Lineage
FGDC lineage
Process step 1
Process description: Metadata imported.
Source used: G:\metadata\metadata.xml
Process step 2
Process description: Metadata imported.
Source used: C:\Documents and Settings\gstrebel\Desktop\metadata\metadata.xml
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Spatial data quality
Horizontal positional accuracy
Every effort has been made to complete this data set. However, Williamson County does not certify that all locations and/or attributes are correct or complete. Please reference the County's data disclaimer under the Supplementary Information section of this document.
Vertical positional accuracy
Every effort has been made to complete this data set. However, Williamson County does not certify that all locations and/or attributes are correct or complete. Please reference the County's data disclaimer under the Supplementary Information section of this document.
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Spatial data description
Vector data information
ESRI description
wilco.GIS.census2000_block
ESRI feature type: Simple
Geometry type: Polygon
Topology: FALSE
Feature count: 5756
Spatial Index: TRUE
Linear referencing: FALSE
SDTS description
Feature class: SDTS feature type, feature count
wilco.GIS.census2000_block:
G-polygon, 5756