Theil Index: Racial Diversity
Layer displays information about racial segregation using the Theil index. This index measures the “evenness” of all races across the county based on the racial composition of the population at the block group level.
Public Transit Stops and Stations
This layer displays the locations of transit stops and stations. Data was acquired from the US Environmental Protection Agency (EPA) and is available for the 200+ metro areas.
Gross Employment Density
Layers display information about total employment density (jobs per acre) at the census block group level. For additional map layers displaying employment density by industry, browse the Map Room data and navigate to Economic>Labor Market>Employment>Jobs by Industry.
Households with No Vehicle
Layers display information about household automobile ownership at the census block group level.
RE-Powering America Sites
Layer displays the locations of contaminated mines, landfills, and industrial sites evaluated by the US Environmental Protection Agency (EPA) for their renewable energy potential. Sample layer shows sites screened for wind-power only.
Locations of Primary Care Physicians
This layer displays the locations of all primary care physicians who accept Medicare. Primary care physicians are those MDs or DOs specializing in family practice, general practice, pediatric medicine, or internal medicine. Data are from the Centers for Medicare and … Continued
Chlamydia Infections by County
Layer displays information about the incidence of chlamydia among the US population in 2012. The data are from the Sexually Transmitted Diseases Surveillance System (STDSS), released by the Centers for Disease Control and Prevention (CDC) in January 2014.
Substance Abuse Treatment Facilities
Layer displays the locations of substance abuse treatment facilities across the United States. Data are from the Substance Abuse and Mental Health Services Administration (SAMHSA) facility locator, accessed January 2014.
Mental Health Treatment Facilities
Layer displays the locations of mental health treatment facilities across the United States. Data are from the Substance Abuse and Mental Health Services Administration (SAMHSA) facility locator, accessed January 2014.
FEMA Designated Disaster Shelters
Layer displays data from the FEMA National Shelter System database. The FEMA NSS database is synchronized every morning with the American Red Cross shelter database. Data about shelters in Illinois are unavailable.