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OnTheMap v3.2 available

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OnTheMap data has been updated to v3.2. These data files are provided by the LEHD Program at the U.S. Census Bureau and are now available for download to registered users. To register for access to the data, please request a login for the site by sending an email to Registered users can go directly to the download site.Note that the same data files are used for LEHD's OTM v3.2 graphical interface at

Currently, only a single implicate is available. The size of all datafiles in compressed format is 19GB. More information (after login) is available in the accompanying notes.