Geographic Information Systems (GIS) are used in
public health to map and understand the distribution of
health and disease in communities. The Epidemiology Unit
coordinates GIS training and resources in the
Department, including software licensing, access to
geographic data sources, and training sessions.
The Epidemiology Unit generates various maps that are important for the practice of public health. Many of these maps
can be found through the links below. However, if you have more specialized data needs, please contact us. A GIS service request form is available through the link below:
GIS Service Request Form
GIS and Los Angeles County
The following are GIS resources provided by Los
GIS and Public Health
WHO Public Health Mapping and GIS - GIS tools, data, and resources for public health mapping from the World Health Organization (WHO).
Epi Info™ -
Resources for Creating Public Health Maps
- GIS maps, news, and events
ESRI - GIS for Health and Human Services - ways for public health officials
to use GIS
Here are some frequently requested maps:
GIS Data Sources
The following are free GIS data sources that contain
a variety of layers and shapes with the use of
appropriate GIS software.
Health-Specific Resources for California:
Information useful towards understanding GIS may be found in a variety of Internet sites.
There are a variety of GIS software products and respective companies.
Self-learning resources for ArcGIS users:
Getting to Know ArcGIS Desktop
(Second Edition): Basics of ArcView, ArcEditor,and ArcInfo. Updated for ArcGIS 9, ESRI Press, ISBN: 1-58948-083-X
ESRI Virtual Campus – GIS Education and Training on the Web