July 29, 2014

Reference: New USGS Topographic Maps for California, Louisiana, and Mississippi Rolling Out

Maps are free to download online. Links below. From the USGS: In response to the need for up to date map coverage of the United States, the U.S. Geological Survey (USGS) has developed a national map series named the US Topo. With approximately 48,000 new digital maps currently available for free download, more than 4,300 […]

Digitized Maps: California: More than 13,000 Online Maps Provide Historic View of State

From a California Watch Article: This week, the U.S. Geological Survey added 13,688 historical California topographic maps to its online archive [free], hundreds of which date back to the 1800s. From the Gold Rush town of Downieville in the Sierras to El Cajon in the hills above San Diego Bay, the maps provide a picture […]

New & Free: USGS Releases More than 200,000 Historical Maps From 1884-2006

From a USGS Announcement: The U.S. Geological Survey (USGS) Historical Quadrangle Scanning Project (HQSP) is in the process of releasing all editions and all scales of more than 200,000 historic topographic maps of the United States dating from 1884-2006. For more than 130 years, the USGS topographic mapping program has accurately portrayed the complex geography […]