the data well: nc new seamless parcel database thomas w. morgan, pls land records manager office of...

The Data Well:

NC New Seamless Parcel Database

Thomas W. Morgan, PLSLand Records ManagerOffice of North Carolina Secretary of State

Honorable Elaine Marshall, Secretary of Statetmorgan@sosnc.com, 919-807-2268

2015 North Carolina GIS conference1:30 PM February 26, 2015

Meet the Rest of the Team

• Jeff Brown, NC CGIA• Pam Carver, Henderson County• John Bridgers, NC SOS• Jeff Harrison, The Carbon Project• Nancy von Meyer, Fairview Industries• Hays Lambert, Atlas Geographic Data

The Real Team

Governments Working together for the good of all of North Carolina

GEO-SPATIAL DATA USEAGE

Local87% of Use

State11% of Use

Federal2% of Use

US

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Slide from NISGIC 2010 midyear conference

How do we get the data from the well?

We have a choice:

• DATA Alone

OR

Data together

NC EPA Parcels Project

Integrated Cadastral Data ExchangeFunded by US EPA Grant 83431001

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Local Government Engagement• With the help of County parcel data experts a

cross-walking CAMA/GIS data schema was developed and a transformation tool was planned.

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Standardized “Essential Attributes”

• STNAME• CNTYNAME• PARNO• NPARNO• PARUSEDESC• PARUSEDSC2• STRUCT• MULTISTRUCT• STRUCTNO• STRUCTYEAR

• PARVALTYPE• IMPROVVAL• LANDVAL• PARVAL• OWNTYPE• OWNNAME• MAILADD• MSTATE

• SITEADD• SCITY• SZIP• SOURCEDATE• SOURCEDATX• SALEDATETX• RECRDAREANO• GISACRE• REVDATETX

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Standardized Attributes

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Standardized Attributes – Points Too

API Based on Open Standards for Interoperability…

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Standardized Attributes - Filters

Lets applications ‘Filter’ NC Parcels (‘Show me Parcels LessThan $50,000 in Value’) - possible because data is in standard model

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Standardized Attributes - Filters

Lets NC Parcels begin to answer key business and community questions

Do it Once! A one to one transform:landval

Concatenate: data to Sourceref

Concatenate: data to “saddstname”

19Polygon and Point Shapefile output …

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Standardized Parcel Data

NC1Map_Parcels (MapServer)

57 Counties As of February 23, 2015

What good is data if you don’t use it?

Data Use Case Study

• Us Census is used to distribute Federal funds to State and Local Governments based on the populations within the government jurisdiction.

• The amount is about $1500/person /year.

For many year Census has preformed the Boundary and Annexation Survey (BAS)

• There are Years of compounded errors incorporated in these maps.

Boundary Quality and Resolution Project (BQARP)

• In preparation for the 2020 Census the US Census Bureau has instituted the (BQARP)

• To get a fresh start on the Census Municipal boundary Layer.

Mitchell County with Municipalities

Town of Spruce Pine

BAS Map County GIS

BQARP Collection of Municipal data from the County

• The land records Management Program in the office of Secretary of State and

• the North Carolina Department of Transportation are working together to compile this data and make it available.

• We will be making this request soon.