MapSherpa's USA Topo - Modern custom map product has been updated and includes updated quads through June 2021.
Each United States Geological Service US Topo map covers 7.5 minutes of latitude by 7.5 minutes of longitude. at a scale of 1;24,000. Our custom map is built by rasterizing the source PDFs at 300 DPI and creating a mosaic of the map sheets for a complete coverage of the USA.
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