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National Drug Intelligence Center
Chicago High Intensity Drug Trafficking Area Drug Market Analysis 2008
April 2008
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Figure 1. Chicago High Intensity Drug Trafficking Area.
Map showing the Chicago High Intensity Drug Trafficking Area.
Chicago is a major city with a population over 250,000.
Rockford, Aurora, Naperville, and Joliet, Illinois and Gary, Indiana are major cities with populations between 100,000 and 249,999.
Kenosha, Wisconsin and Waukegan, Elgin, and Cicero, Illinois are major cities with populations between 85,000 and 99,999.
The Chicago HIDTA includes Cook, Will, Kendall, and Grundy Counties.
Metropolitan Chicago encompasses McHenry, Lake, Kane, Cook, and Will Counties.
O'Hare International is an international airport.
Chicago is a major seaport.
The interstates in the area are I-39, I-43, I-55, I-57, I-65, I-80, I-88, I-90, I-94, I-294, and I-355.
Note: Populations are from the 2000 Census.
Return to Figure 1.
Figure 2. Average Retail-Level Heroin Purity in Chicago, 1998-2007
Chart showing the average retail-level heroin purity in Chicago from 1998 to 2007.
In 1998, the average retail-level heroin purity was 24.8%.
In 1999, the average retail-level heroin purity was 23.8%.
In 2000, the average retail-level heroin purity was 22.7%.
In 2001, the average retail-level heroin purity was 20.0%.
In 2002, the average retail-level heroin purity was 20.5%.
In 2003, the average retail-level heroin purity was 17.4%.
In 2004, the average retail-level heroin purity was 12.8%.
In 2005, the average retail-level heroin purity was 14.8%.
In 2006, the average retail-level heroin purity was 14.7%.
In 2007, the average retail-level heroin purity was 21.4%.
Source: Drug Enforcement Administration, Heroin Domestic Monitor Program.
Return to Figure 2.
Figure 3. Number of Treatment Provider Services Rendered in the Chicago HIDTA Region, 2004-2006
Chart showing the number of treatment provider services rendered in the Chicago HIDTA region from 2004 to 2006.
The number of treatment provider services rendered in the Chicago HIDTA region for cocaine was 19,202 in 2004, 21,063 in 2005, and 20,357 in 2006.
The number of treatment provider services rendered in the Chicago HIDTA region for heroin was 25,251 in 2004, 38,611 in 2005, and 32,997 in 2006.
The number of treatment provider services rendered in the Chicago HIDTA region for marijuana was 12,582 in 2004, 14,414 in 2005, and 13,543 in 2006.
The number of treatment provider services rendered in the Chicago HIDTA region for alcohol was 16,918 in 2004, 18,553 in 2005, and 18,844 in 2006.
Source: Illinois Department of Human Services, Division of Alcoholism and Substance Abuse.
Return to Figure 3.
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