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Possible online services disruption due to Internet related outage

A worldwide technology outage is causing disruption to some State of Illinois online systems.  We are aware of this issue and are diligently working on restoration.

Data & Statistics

IL Health Data Portal is an open data portal that provides ready access to public datasets. Click here to obtain the latest IDPH datasets.

Vital Statistics

IDPH each year records about a half million vital record events -- births, deaths, marriages, divorces, adoptions and abortions -- as mandated by state statutes and federal uniform data collection requirements.

Database & Datafile Resources Guide

A compendium of databases and datafiles used within IDPH which lists variables collected, contacts, limitations on data use and other information.


A web-based data query system for collecting and disseminating public health data. NOTE: For historical data purposes only.

Community Health Data (IQUERY)

A web-based data query system for collecting and disseminating current public health data in a collaborative effort with seven agencies.

EMS Data Reporting System

Provides access to databases reporting on statewide mortality, trauma registry, traffic crash reports and hospital discharges.


The Illinois Department of Public Health's Division of Epidemiologic Studies is responsible for developing and managing the Illinois Health and Hazardous Substances Registry (Illinois Health and Hazardous Substances Registry Act [410 ILCS 525/1 et seq.], enacted in September 1984).

Pregnancy Risk Assessment Monitoring System

The Illinois Pregnancy Risk Assessment Monitoring System (PRAMS) is an ongoing population-based survey of women who have recently delivered a live born infant in Illinois.

Behavioral Risk Factor Surveillance System

A state-based program that gathers information on risk factors among Illinois adults 18 years of age and older through monthly telephone surveys.

IL Hospital Report Card & Consumer Guide to Health Care

In November, 2009 the Division of Patient Safety and Quality launched the Illinois Hospital Report Card and Consumer Guide to Health Care website. 

Institutional Review Board (IRB)

The IDPH Institutional Review Board (IRB) reviews research studies to ensure that the rights and well-being of people who are subjects in research are protected. 

Illinois Morbidity and Mortality Bulletin

The IMMB is IDPH's primary publication for scientific articles of interest to public health communities and professionals in Illinois.

Syndromic Surveillance

Syndromic surveillance is the collection of health related data, that is received as early as possible when illness begins to provide overall population-based awareness of the spread of disease in Illinois.