Web Tools

This collection contains estuarine shorelines and rates of change for Grand Bay, Mississippi/Alabama (1848-2017).

USGS Library Guides are developed and maintained by professional librarians to connect users to relevant resources and research strategies. Content is updated regularly to ensure accuracy and relevancy.

Discover USGS Library print and digital books, journals, maps, and other materials in our collection. Browse millions of scholarly citations and abstracts from the online catalog.

Search an archive of more than 500,000 still photographs, slides, glass plate slides, lantern slides, negatives, and sketches dating from the 1870s and taken by USGS scientists as part of their field studies.

Search the authoritative catalog for USGS peer reviewed scientific publications including USGS publication series, journal articles, books, book chapters, other government and nongovernment publications, cooperator publications, and conference proceedings.

Radon, a colorless and odorless gas, is commonly found in groundwater in Pennsylvania. This web tool allows interactive display of Pennsylvania Water Science Center measurements of radon in groundwater samples from wells. All data presented here is publicly available and a data download tool is provided that will output all currently-displayed data.