Government Resources - Federal: Maps & Geology

Provides access to satellite imagery, aerial photography, and digital elevation data. Users can search for data by specifying a geographic area using a map interface, coordinates, or place names. Products - https://www.usgs.gov/centers/eros/science/usgs-eros-archive-products-overview. Advisable to get a USGS account

Map of latest earthquakes monitored by USGS

Comprehensive and publicly accessible repository of geological maps and related information in the United States

Mapping tool that allows users to access, explore, and utilize a wide selection of geospatial data for the United States

User-friendly online tool that is a source for real-time water conditions across the United States. Go here for current info on river levels, water quality, and rainfall.

Provides a map view of the locations of sites with USGS water data

Online mapping application for exploring and visualizing the flow of rivers and streams across the United States.

Provides access to historical topographic maps of the United States

Online repository that provides access to a vast collection of USGS-authored scientific publications and products. Topics covered include earth science, biology, geography, hydrology, geology, and environmental science.