2020 USA Census Tracts for USR Search Segments - d0a8d6

<p style='font-size:16px;'>USA Census Tracts for Urban Search and Rescue. This layer can be used for search segment planning. Census Tracts generally contain <b>between 1,200 and 8,000 people, with an optimum size of 4,000 people </b><b>and the boundaries generally follow existing roads and waterways</b><span style='font-size:12pt;'>. </span><span style='font-family:&quot;Avenir Next W01&quot;, &quot;Avenir Next W00&quot;, &quot;Avenir Next&quot;, Avenir, &quot;Helvetica Neue&quot;, sans-serif; font-size:12pt;'>The field segment_designation is the last 5 digits of the unique identifier and matches the field in the SARCOP Segment layer.</span></p><p style='font-size:16px;'><img src='https://learn.arcgis.com/en/related-concepts/GUID-D7AA4FD1-E7FE-49D7-9D11-07915C9ACC68-web.png' /><span style='font-family:&quot;Avenir Next W01&quot;, &quot;Avenir Next W00&quot;, &quot;Avenir Next&quot;, Avenir, &quot;Helvetica Neue&quot;, sans-serif; font-size:12pt;'><br /></span></p><p style='font-size:16px;'><span style='font-size:12pt;'>This layer presents the USA 2020 Census Tract boundaries of the United States in the 50 states and the District of Columbia. It is updated annually as Tract boundaries change. The geography is sourced from US Census Bureau 2020 TIGER FGDB (National Sub-State) and edited using TIGER Hydrology to add a detailed coastline for cartographic purposes. Geography last updated May 2022.</span></p><p style='font-size:16px;'></p><p style='font-size:16px;'>Attribute fields include 2020 total population from the US Census PL94 data.</p>