Images

Pie chart showing copper production in leading copper producing U.S. states in 2020 by Eric Anderson of the Geology, Geophysics, and Geochemistry Science Center, August 2024

Photographs from a mountainous star coral (Montastraea cavernosa) losing tissue to disease in Florida, USA.  (A) Colony in situ showing bare white, recently denuded skeleton with no turf algae growth (arrowheads) with dark discoloration along the active tissue loss margins (arrows).

Photomicrographs from a sea otter (Enhydra lutris) found dead in Washington State, USA.

USGS water data expert Garret Welsh measures water flow in the pouring rain at the Straight River near Faribault, Minnesota. This measurement recorded the 6th highest flow in the station's 59-year history, highlighting the severity of current flood conditions. Such data is crucial for emergency managers and forecasters to protect communities at risk.

A USGS scientist analyzes dragonfly larvae samples for mercury as part of the Dragonfly Mercury Project. 

USGS scientist Tylor Rosera analyzes dragonfly larvae samples for mercury as part of the Dragonfly Mercury Project. 

David Applegate speaks to Upper Midwest Water Science Center staff during a visit to the Madison office at the Forest Products Laboratory.

USGS Director Dr. David Applegate speaks to Upper Midwest Water Science Center employees in Madison, Wisconsin on October 12, 2023.

David Applegate visits Stillwater, Minnesota, as a part of a visit to the Upper Midwest Water Science Center Minnesota offices in St. Paul and Mounds View.

David Applegate, Upper Midwest Water Science Center and Midcontinent Region staff visit the St. Croix River at Stillwater, MN streamgage, 05341550.

https://waterdata.usgs.gov/monitoring-location/05341550

Ben Torrison and David Applegate review data at the St. Croix River at Stillwater, Minnesota streamgage - 05341550

https://waterdata.usgs.gov/monitoring-location/05341550

David Applegate speaks to Upper Midwest Water Science Center staff in person and virtually from the Mounds View, Minnesota office.

Upper Midwest Water Science Center employees at the Forest Products Laboratory in Madison, Wisconsin during the 2023 UMid face-to-face meeting.

Upper Midwest Water Science Center employees at the Forest Products Laboratory in Madison, Wisconsin during the 2023 UMid face-to-face meeting.

Ben Siebers presents his Art of Science illustration series at the Upper Midwest Water Science Center face-to-face meeting.

Hydrologic Technician Luke Haara taking readings at streamgage - 04057801 Middle Branch Escanaba River at US Highway 41 near Humboldt, Michigan on Sept. 21, 2023. https://waterdata.usgs.gov/monitoring-location/04057800/

Sarah Janssen presents at Great Lakes Areas of Concern Conference 2023 in Green Bay, Wisconsin.

Tori Byers (left) and Hayden Lockmiller (right) present a poster at the Great Lakes Areas of Concern (AOC) Conference 2023 in Green Bay, Wisconsin.

James Romano holds a microplastic sampling net at Portage Lake, Minnesota before it is deployed into the lake to collect surface water microplastics.

Streamgage 04043050 on the bank of the Trap Rock River near Lake Linden, Michigan in the Keweenaw Peninsula.

https://waterdata.usgs.gov/monitoring-location/04043050/

Streamgage 04043050 on the bank of the Trap Rock River near Lake Linden, Michigan in the Keweenaw Peninsula.

https://waterdata.usgs.gov/monitoring-location/04043050/