The availability of historic USGS topographic maps in digital formats

 

 

The availability of historic USGS topographic maps in digital formats raises the question of whether printed copies are still necessary. Considering that the program ended in 1992 and only a small percentage of the maps were updated thereafter, the currentness of the available printed maps may be a concern. However, professionals such as surveyors, geologists, botanists, archeologists, and others who require topographic information for fieldwork may still find printed topo quads useful.

While digital copies provide easy access and the ability to examine multiple quads side by side, there are situations where a printed topo map is necessary. In remote areas with limited or no internet connectivity, relying solely on digital maps may not be feasible. Printed copies can serve as a reliable backup in such situations. Additionally, the use of printed maps can be advantageous in extreme weather conditions where electronic devices may fail or become unusable.

Furthermore, there may be a preference among professionals to have a physical copy of a topo map for ease of use and navigation in the field. Printed maps allow for quick referencing and provide a tangible representation of the terrain that can be marked up or annotated as needed. This can be particularly valuable for professionals who rely on precise measurements and detailed analysis.

In conclusion, while digital copies of historic USGS topographic maps are readily available and provide many benefits, there is still a need for printed copies in certain situations. Fieldwork professionals may require printed topo maps as a backup, for use in areas with limited connectivity, or simply for ease of use and navigation. Therefore, printed versions continue to hold relevance alongside their digital counterparts.

Reference:
USGS Topographic Maps: The National Map. (n.d.). Retrieved from https://www.usgs.gov/core-science-systems/ngp/topographic-maps