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Federal
USGS National Geologic Map Database Collection NGDA
Department of the Interior —
The National Geologic Map Database (NGMDB) is a Congressionally mandated national archive of geoscience maps, reports, and stratigraphic information. The Geologic... -
Federal
Volcanic ash leachate data from increased 2018 activity at Kilauea Volcano, Hawaii
Department of the Interior —
This dataset includes volcanic ash leachate, catchment and rainwater chemistry for samples collected between May-June 2018.