Enterprise GIS in State Government

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Enterprise GIS in State Government
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Benefits of Enterprise GIS

• Characteristics
• Significantly reduced data redundancy
• Improved accuracy and integrity of geographic
  information
• Efficient and timely data sharing
• Improved enterprisewide knowledge management
• and decision support capabilities
• High level of interoperability between GIS and
  non-GIS
• applications
• More effective use of departmental GIS skills
  and resources
• Reduced overall GIS maintenance and support
  costs

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Agency Enterprise GIS
?
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Current GIS Data Sharing Model
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State Enterprise GIS (Intranet)
?
Agency GIS data publish
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Public Enterprise GIS (Internet)
Agency GIS data publish
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Agency publishes data once.
Data can be shared/utilized many times.
And can be accessed via the Web
by many other users.
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TNMap Enterprise GIS

• Characteristics
• Agencies can publish data to TNMap at no cost
• Requires ESRI format
• Requires metadata
• GIS Data Inventory used to determine priorities

• TNMap production status update