![]() For Alaska the standard scale is 1:25,000.Īll dates and all scales of our topographic maps can be freely downloaded or ordered at cost as paper prints. USGS topographic maps have been published at many scales, but 1:24,000 (also referred to as a 7.5-minute quadrangle) has been the standard topographic map scale since 1947. Geological Survey (USGS) has been the primary civilian mapping agency of the United States since 1879. Note: The frame rate may drop during the scenes with heavy load.The U.S.
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