Images

Faith Fitzpatrick taking her Bernese Mountain dog on a hike to check out rock outcrops around southern Wisconsin.

This is a small inset drawing of a truck traveling a haul road from a mine site.  It is a southwestern landscape, and depicts dust kicked from the road and becoming airborne over the surrounding vegetation and landscape.

Close up view of a Turner C3 submersible fluorometer sensors. Multi-parameter meter with FDOM, Tryptophan, Turbidity, and Temperature sensors and central wiper.

Hydrologic technician Brendan Hallmark drills a hole in the frozen Pecatonica River at the Martintown, Wisconsin streamgage in winter.

https://waterdata.usgs.gov/monitoring-location/05434500/

Hydrologist Brendan Hallmark drilling a hole in the ice of the Pecatonica River, Wisconsin. USGS sticker unfocused on pole in foreground. Location is at Marintown, WI streamgage 05434500.

Pecatonica River at Martintown, Wisconsin streamgage in winter.

https://waterdata.usgs.gov/monitoring-location/05434500/

The path cleared of snow on the river contains drilled holes that are used to measure streamflow under the ice.

Hydrologic technician Brendan Hallmark uses an ice auger to drill a hole in the frozen Pecatonica River at the Martintown, Wisconsin streamgage in winter.

https://waterdata.usgs.gov/monitoring-location/05434500/

Scientist holding cell phone reflected in water in hole drilled in the frozen Pecatonica River, Wisconsin.

Geophysical survey equipment hoop on ground with people learning from SkyTEM member. In January 2021 a helicopter carried an airborne electromagnetic induction sensor over parts of northeastern Wisconsin as part of a USGS study to map the aquifers in the region.

James Romano holds a water sample collected at the end of Wilson Park Creek in Milwaukee, Wisconsin. The creek drains into the Kinnickinnic River, which eventually reaches the Milwaukee Estuary and Lake Michigan. Samples there are analyzed for same parameters as all the other sites.

Hydrologic Imagery Visualization and Information System (HIVIS) webcam at Jones' Island Milwaukee, Wisconsin with Hoan Memorial Bridge in background.

Map showing locations of test and control watersheds for the determination of watershed response to green infrastructure in Milwaukee, Wisconsin.

Created for a fact sheet on the implications of breccia pipe Uranium mining in the Grand Canyon region, this drawing packs a significant amount of information into a single image.

Illustration depicting phosphorus loading in shallow lakes represented by Lake Winnebago, Wisconsin.

Green Lake is the deepest natural lake in Wisconsin. The drawing relates the water-quality response of Green Lake, with emphasis on the Metalimnetic Oxygen Minima, to total phosphorus loading from its watershed. The drawing depicts data collection, analysis, modeling, and real-time monitoring.

Part of a series of small inset drawings, this is of a sign located near Horn Creek. The Creek is contaminated with high levels of Uranium. Sign states: "Horn Creek, Danger, Contaminated Water, Do Not Drink! Water in Horn Creek exceeds EPA health standards for radioactivity"

A USGS scientist holds a sediment corer being prepared for use on Gruber’s Grove Bay on Lake Wisconsin, Wisconsin.

Part of a series of small inset drawings, this is a top view of Havasupai Falls, its aquamarine colored water is highly recognizable and it is a site of tribal, cultural, and recreational significance to the greater Grand Canyon region.

Road salt de-icer left over from an ice event on Milwaukee Riverwalk boardwalk near East Clybourn Street, looking south towards highway 794.

Photomicrographs from an eastern gray squirrel (Sciurus carolinensis) found dead in Wisconsin, U.S.  (A) On low magnification, the cerebrum exhibits areas of hypercellularity (arrows). H&E stain.  (B) Detail of A: There is mild lymphoplasmacytic perivascular cuffing (arrowhead) and areas of gliosis (arrow) within the cerebrum.

Ed Wiggins, Mariah Hipsher, and Lucas Stevens check sensors in the Sloughs on the Lake Superior shoreline, at the Mashkiiziibii (Bad River) Reservation.