EPA PARCELS PROJECT Integrated Cadastral Data Exchange Funded by US EPA Grant 83431001
Brief Tech Update January 15, 2014
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Accomplishments • Deployed multiple updates to Transformer V2.0 in cloud hosting environment.
Updates include GIS acres default value, concatenate w/numeric field, etc. • User Interface Task Group reviewed interface and recommended
modifications. • Developed transforms and completed transforming data for 21 counties. Point
data automatically generated. • Jobs module packages deployed for transformed county datasets. • SQL attribute check tool created, verified that transformed output attribute
data is identical to standardized attribute data (per county source data). • Quality assurance tests applied to 18 counties; modifications to translation
models.
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Accomplishments (continued) • Prototype WFS and EN REST Services designed and initial testing underway.
Services to deploy XML and JSON formats for Parcel data. • Data Flow Task Group meeting conducted, WFS overview and examples
provided including update access capability, and Esri ArcGIS desktop interoperability extension. • Data Flow architecture coordinated with NC OneMap for ingesting WFS and
generating data and services for non-node users. • NCID integration for user authentication underway. • Documentation including metadata, business rules, and data managers’
guide underway.
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Updated Data Flows… DOWNLOADS
WFS
Cadastral Services
WFS REST (EN) EN REST Services
Storage Field Transforms
Transformed Data Transformer Operations
Master Schema
Web Interfaces for Uploading/Transforming Data
Service Interface -
XML and JSON -
NC REST -
EBCI REST -
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Shapefile Output in Zip File: Original County Parcels, Transformed Polygons, and Converted Points
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Performance for Wake County, One of the Largest
Job completed in 19 minutes, transforming 330,000 records
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Regional Patterns: Parcel Boundaries and Points Where Three Counties Meet: Buncombe-Henderson-Polk, NC
EPA PARCELS PROJECT Integrated Cadastral Data Exchange Contact:
[email protected] 919-754-6584