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    Allegheny County Map Index Grid

    Metadata Updated: February 28, 2018

    Map Index Sheets from Block and Lot Grid of Property Assessment and based on aerial photography, showing 1983 datum with solid line and NAD 27 with 5 second grid tics and italicized grid coordinate markers and outlines of map sheet boundaries. Each grid square is 3500 x 4500 feet. Each Index Sheet contains 16 lot/block sheets, labeled from left to right, top to bottom (4 across, 4 down): A, B, C, D, E, F, G, H, J, K, L, M, N, P, R, S. The first (4) numeric characters in a parcelID indicate the Index sheet in which the parcel can be found, the alpha character identifies the block in which most (or all) of the property lies.

    If viewing this description on the Western Pennsylvania Regional Data Center’s open data portal (http://www.wprdc.org), this dataset is harvested on a weekly basis from Allegheny County’s GIS data portal (http://openac.alcogis.opendata.arcgis.com/). The full metadata record for this dataset can also be found on Allegheny County’s GIS portal. You can access the metadata record and other resources on the GIS portal by clicking on the “Explore” button (and choosing the “Go to resource” option) to the right of the “ArcGIS Open Dataset” text below.

    Category:  Other

    Organization:  Allegheny County

    Department:  Geographic Information Systems Group; Department of Administrative Services

    Temporal Coverage:  2004

    Data Notes: 

    Coordinate System:  Pennsylvania State Plane South Zone 3702; U.S. Survey Foot

    Development Notes:  none

    Other: none

    Related Document(s):  Data Dictionary (none)

    Frequency - Data Change:  As needed

    Frequency - Publishing:  As needed

    Data Steward Name:  Eli Thomas

    Data Steward Email: gishelp@alleghenycounty.us

    Access & Use Information

    Public: This dataset is intended for public access and use. Non-Federal: This dataset is covered by different Terms of Use than Data.gov. See Terms License: No license information was provided.

    Downloads & Resources

    Dates

    Metadata Created Date May 25, 2017
    Metadata Updated Date February 28, 2018

    Metadata Source

    Harvested from WPRDC data.json

    Additional Metadata

    Resource Type Dataset
    Metadata Created Date May 25, 2017
    Metadata Updated Date February 28, 2018
    Publisher Allegheny County / City of Pittsburgh / Western PA Regional Data Center
    Unique Identifier d63c868f-bf81-4366-8ddc-e25d240e621d
    Maintainer
    Public Access Level public
    Metadata Context https://project-open-data.cio.gov/v1.1/schema/catalog.jsonld
    Schema Version https://project-open-data.cio.gov/v1.1/schema
    Catalog Describedby https://project-open-data.cio.gov/v1.1/schema/catalog.json
    Harvest Object Id 8c1ae741-b192-4841-80fc-d7d7ca346dc6
    Harvest Source Id 041cd86b-18ea-412b-8d67-2ed1d6124bbf
    Harvest Source Title WPRDC data.json
    Metadata Type geospatial
    Data Last Modified 2018-02-27T14:44:57.780451
    Source Datajson Identifier True
    Source Hash 903f5230f70b8438503ef739e82e4f1c3337602d
    Source Schema Version 1.1
    Category geospatial

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