The map
All … U.S. commercial-service airports, sized by CY2024 enplanements. Amber = SPP (private screening under federal contract).
Layers
Source: FAA CY2024 commercial-service enplanements · OurAirports coordinates · tsa.gov SPP roster · OPM FedScope (Mar 2025, TSA=HSBC) · TSA firearm infographics · basemap © CARTO/OpenStreetMap · hub-class privatization universe is a proxy — FAA hub classes and TSA security categories are distinct systems · provenance →