eGIS Online Mapping Services

Service Overview

The eGIS Program maintains a variety of online GIS-related mapping services and Application Programming Interfaces (APIs) that developers use to build applications or automate business functions.

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Benefits

  1. Increases the speed of application development,
  2. Ensures access to current information,
  3. Support shared code base for reduced development costs.
  4. Supports the development of best practices.

Service Description

GIS Web services are used to embed geographic tools within applications.  The eGIS Program uses Esri’s ArcGIS Server technology to maintain web services that enable code and data re-use to increase development speed and reduce development cost.  These include:

  • Map Services – Customized, high resolution maps embedded in applications.
  • Geocoding Services – for locating and validating addresses nationwide
  • Querying services – for searching for geographic features
  • Routing services – for getting direction and optimizing routes.
  • Identification Services – for finding administrative districts by address
  • Optimized Search Services – for rapidly returning information from big data sets.

The eGIS Program also hosts GIS Web Services that support departmental GIS applications.

Governance

CIO Technology Directive TD 12-04 requires that GIS server software will be hosted in the Central GIS Infrastructure.  The Enterprise GIS Committee establishes the services required countywide.

Custom Online Services

The eGIS Program can develop and build GIS web services for departments to support their business requirements.

Availability & Support

Service Operation: 24 hours a day, 365 days a year

Support Hours

  • eGIS Business Hours are Monday through Friday, 7:30 AM – 5:00 PM, please contact eGIS@isd.lacounty.gov
  • Off-hours and weekends: please contact ISD Customer Assistance Center at (562) 940-3305