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See Studies on Map

Map of All Studies on

Click on the map below to show a more detailed map (when available) or to search for studies (when a map is not available).
Map Legend

Region Name   Number of Studies
World   243,111  
North America   112,267  
United States   101,427  
Alabama   7,588  
Alaska   534  
Arizona   8,802  
Arkansas   4,057  
California   27,094  
Colorado   9,076  
Connecticut   6,586  
Delaware   1,610  
District of Columbia   4,476  
Florida   18,091  
Georgia   10,788  
Hawaii   1,625  
Idaho   2,115  
Illinois   14,073  
Indiana   7,986  
Iowa   4,057  
Kansas   5,380  
Kentucky   5,803  
Louisiana   5,812  
Maine   1,578  
Maryland   15,054  
Massachusetts   15,006  
Michigan   11,093  
Minnesota   9,527  
Mississippi   2,526  
Missouri   10,719  
Montana   1,858  
Nebraska   4,634  
Nevada   3,585  
New Hampshire   2,024  
New Jersey   8,891  
New Mexico   2,823  
New York   22,118  
North Carolina   14,697  
North Dakota   1,709  
Ohio   15,855  
Oklahoma   5,069  
Oregon   6,735  
Pennsylvania   17,279  
Rhode Island   3,141  
South Carolina   7,390  
South Dakota   1,615  
Tennessee   10,527  
Texas   22,048  
Utah   5,731  
Vermont   1,670  
Virginia   8,655  
Washington   9,924  
West Virginia   1,675  
Wisconsin   6,283  
Wyoming   385  

Click on a [region name] link to show a map of that region

Click on a [study count] link to see a list of studies in that region. Click on the Back button to return to this list and see studies in another region.

Studies with no locations are not included in the study counts or on the maps.

Studies with multiple locations are included in each region where the study has locations.

This page last reviewed in October 2015