Puget Sound Regional Council


1990 Census Block Group Boundaries


Identification_Information:
Citation:
Citation_Information:
Originator: Department of Commerce, Census Bureau, Geography Division
Publication_Date: REQUIRED: The date when the data set is published or otherwise made available for release.
Title:
1990 Census Block Group Boundaries
Edition: Census 1990
Geospatial_Data_Presentation_Form: vector digital data
Publication_Information:
Publisher: US Census Bureau
Online_Linkage: \\ASH\VOL1\GIS\GISAPPS\geodata\census\Blockgroup\blockgrp1990.shp
Description:
Abstract:
A shapefile containing the U.S. Census Bureau's year 1990 blockgroup boundaries for the central Puget Sound region.
Purpose:
The data was created for a variety of planning and analysis purposes. It provides users with information derived from the basic questions asked on all census qestionnaires at the block group level.
Supplemental_Information:
A geographic block group (BG) is a cluster of blocks having the same first digit of their three-digit identifying numbers within a census tract or block numbering area (BNA).
Time_Period_of_Content:
Time_Period_Information:
Single_Date/Time:
Calendar_Date: 4/1/1990
Currentness_Reference:
1990
Status:
Progress: Complete
Maintenance_and_Update_Frequency: decennial
Spatial_Domain:
Bounding_Coordinates:
West_Bounding_Coordinate: -123.056026
East_Bounding_Coordinate: -120.904241
North_Bounding_Coordinate: 48.307918
South_Bounding_Coordinate: 46.712152
Keywords:
Theme:
Theme_Keyword_Thesaurus: REQUIRED: Reference to a formally registered thesaurus or a similar authoritative source of theme keywords.
Theme_Keyword: Census
Theme_Keyword: U.S. Census Bureau
Theme_Keyword: Bg
Theme_Keyword: population
Theme_Keyword: demographics
Place:
Place_Keyword: King county
Place_Keyword: Kitsap county
Place_Keyword: Pierce county
Place_Keyword: Snohomish county
Place_Keyword: Washington
Place_Keyword: WA
Access_Constraints: Access to the data requires the applicant to submit a data request and pay any applicable reproduction costs.
Use_Constraints:
The information contained herein was developed for general regional land use and transportation planning purposes. The users of this information must determine its suitability for any other purpose. Some of this data may have been compiled from other sources. The PSRC does not accept responsibility for the quality of third-party data or data contributed by others. Locations of all facilities are approximate.
Point_of_Contact:
Contact_Information:
Contact_Person_Primary:
Contact_Person: Andy Norton
Contact_Organization: Puget Sound Regional Council
Contact_Position: Senior GIS Analyst
Contact_Address:
Address_Type: mailing and physical address
Address:
1011 Western Avenue, Suite 500
City: Seattle
State_or_Province: WA
Postal_Code: 98104-1035
Country: USA
Contact_Voice_Telephone: 206.464.7527
Contact_Facsimile_Telephone: 206.587.4825
Contact_Electronic_Mail_Address: anorton@psrc.org
Native_Data_Set_Environment:
Microsoft Windows 2000 Version 5.0 (Build 2195) Service Pack 4; ESRI ArcCatalog 8.3.0.800
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Data_Quality_Information:
Lineage:
Process_Step:
Process_Description:
Metadata imported.
Source_Used_Citation_Abbreviation:
W:\oldgeodata\Census\Blockgroup\blockgrp1990.shp.xml
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Spatial_Data_Organization_Information:
Direct_Spatial_Reference_Method: Vector
Point_and_Vector_Object_Information:
SDTS_Terms_Description:
SDTS_Point_and_Vector_Object_Type: G-polygon
Point_and_Vector_Object_Count: 2515
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Spatial_Reference_Information:
Horizontal_Coordinate_System_Definition:
Planar:
Grid_Coordinate_System:
Grid_Coordinate_System_Name: State Plane Coordinate System 1983
State_Plane_Coordinate_System:
SPCS_Zone_Identifier: 4601
Lambert_Conformal_Conic:
Standard_Parallel: 47.500000
Standard_Parallel: 48.733333
Longitude_of_Central_Meridian: -120.833333
Latitude_of_Projection_Origin: 47.000000
False_Easting: 1640416.666667
False_Northing: 0.000000
Planar_Coordinate_Information:
Planar_Coordinate_Encoding_Method: coordinate pair
Coordinate_Representation:
Abscissa_Resolution: 0.001024
Ordinate_Resolution: 0.001024
Planar_Distance_Units: survey feet
Geodetic_Model:
Horizontal_Datum_Name: North American Datum of 1983
Ellipsoid_Name: Geodetic Reference System 80
Semi-major_Axis: 6378137
Denominator_of_Flattening_Ratio: 298.257
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Entity_and_Attribute_Information:
Detailed_Description:
Entity_Type:
Entity_Type_Label: blockgrp1990
Attribute:
Attribute_Label: FID
Attribute_Definition:
Internal feature number.
Attribute_Definition_Source:
ESRI
Attribute_Domain_Values:
Unrepresentable_Domain:
Sequential unique whole numbers that are automatically generated.
Attribute:
Attribute_Label: Shape
Attribute_Definition:
Feature geometry.
Attribute_Definition_Source:
ESRI
Attribute_Domain_Values:
Unrepresentable_Domain:
Coordinates defining the features.
Attribute:
Attribute_Label: AREA
Attribute_Definition:
Area of feature in internal units squared
Attribute:
Attribute_Label: PERIMETER
Attribute_Definition:
Perimeter of feature in internal units
Attribute:
Attribute_Label: BLKGRP
Attribute_Definition:
The 1990 block group number.
Attribute:
Attribute_Label: BLOCKGRP
Attribute_Definition:
The 1990 block group number.
Attribute:
Attribute_Label: SQMILES
Attribute_Definition:
Square miles within block group.
Attribute:
Attribute_Label: TRACTBG
Attribute_Definition:
No description.
Attribute:
Attribute_Label: TRACTBGN
Attribute_Definition:
No description.
Attribute:
Attribute_Label: STFID
Attribute_Definition:
The unique id for each polygon. A concatenation of the state and county FIPS and the tract and block.
Attribute:
Attribute_Label: CNTY
Attribute_Definition:
A three-digit Federal Information Processing Standards (FIPS) code that identifies each county and statistically equivalent entity within a state.
Attribute:
Attribute_Label: OCHUDENS
Attribute_Definition:
No description.
Attribute:
Attribute_Label: DOUNIV
Attribute_Definition:
No description.
Attribute:
Attribute_Label: TOT_DROP
Attribute:
Attribute_Label: PCT_DROP
Attribute:
Attribute_Label: NEWFIELD1
Attribute:
Attribute_Label: POP100
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Distribution_Information:
Resource_Description: Downloadable Data
Standard_Order_Process:
Digital_Form:
Digital_Transfer_Information:
Transfer_Size: 3.308
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Metadata_Reference_Information:
Metadata_Date: 20040505
Metadata_Contact:
Contact_Information:
Contact_Organization_Primary:
Contact_Organization: Puget Sound Regional Council
Contact_Person: Stacy Haines
Contact_Position: Assistant GIS Analyst
Contact_Address:
Address_Type: mailing and physical address
Address:
1011 Western Avenue, Suite 500
City: Seattle
State_or_Province: WA
Postal_Code: 98104-1035
Country: USA
Contact_Voice_Telephone: 206.464.7540
Contact_Facsimile_Telephone: 206.587.4825
Contact_Electronic_Mail_Address: shaines@psrc.org
Contact Instructions:
Call, e-mail, or write with requests for data sets.
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
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