Images

Multi-parameter meter installed at Milwaukee River Cherry Street streamgage location. https://waterdata.usgs.gov/monitoring-location/040870115

Milwaukee River at Cherry Street Bridge looking downstream into downtown Milwaukee. https://waterdata.usgs.gov/monitoring-location/040870115

Large-volume microplastics sampler with pump and flow meter next to field vehicle.

Looking downstream at Underwood Creek at Juneau Boulevard at Elm Grove, Wisconsin in early Autumn. https://waterdata.usgs.gov/monitoring-location/040870855

USGS Upper Midwest Water Science Center hydrologist Laura Hubbard (right, in yellow coat and PFD) and Jordan Wight (left, Memorial University of Newfoundland, Canada) walk between hundreds of spawning sockeye salmon in shallow lake at Izembek National Wildlife Refuge, Alaska as they filter water for avian influenza virus.

USGS research hydrologist Laura Hubbard and Memorial University of Newfoundland's Jordan Wight wade with an orange inflatable boat in shallow wetland as they filter for infectious avian influenza in Izembek National Wildlife Refuge, Alaska.

Upper Midwest Water Science Center Hydrologist Laura Hubbard filters wetland water to sample for infectious avian influenza in Izembek National Wildlife Refuge, Alaska.

Scientists scout for brown bears before starting infectious avian influenza water sampling in Izembek National Wildlife Refuge, Alaska.

View of submerged passive sampler from above water deployed at Lincoln Creek at 47th Street at Milwaukee, Wisconsin. https://waterdata.usgs.gov/monitoring-location/040869415/

Deployed passive sampler under water at Underwood Creek at Wauwatosa, Wisconsin. https://waterdata.usgs.gov/monitoring-location/04087088/

Installing a rebar stake into river bottom by pounding in from above to be used as an anchor for the passive samplers at Menomonee River at Menomonee Falls, Wisconsin. https://waterdata.usgs.gov/monitoring-location/04087030/

Measuring the stream velocity at the location of passive sampler deployment at Cedar Creek near Cedarburg, Wisconsin. https://waterdata.usgs.gov/monitoring-location/04086500/

Image shows different types of sample containers filled with a variety of sample matrices tested by the OGRL. 

Scientist attaching underwater passive sampler to a rebar stake using zip ties at Jewel Creek at Muskego, Wisconsin. https://waterdata.usgs.gov/monitoring-location/05544371/

Measuring the infiltration rate of a biofilter using a double-ring infiltrometer. This was one of many quantitative and qualitative values assigned to each green infrastructure practice. The monitoring equipment are shown next to greenery planted in a sidewalk in an urban environment in Oakland County, Michigan.

Field assistant Kathryn Johncock wades in a wetland while filtering for infectious avian influenza virus at the Roseau River Wildlife Management Area, Roseau, Minnesota.

Benthic algae growing at Oak Creek at East Drexel Avenue in Oak Creek, Wisconsin. https://waterdata.usgs.gov/monitoring-location/04087202/

Physical Scientist James Romano (UMid WSC, left) and Field Assistant Justin Peschman (UMid WSC, right) collect a sediment core from the Scuppernong River near Palmyra, Wisconsin. https://waterdata.usgs.gov/monitoring-location/05426400

Biologist Pat Perner (USGS Upper Midwest Environmental Science Center, left) and Field Assistant Justin Peschman (UMid WSC, right) collect a sediment core from the Root River at Grange Avenue in Greenfield, Wisconsin. https://waterdata.usgs.gov/monitoring-location/04087214/

Field Assistant Justin Peschman (UMid WSC) filters a water sample for nutrient analysis at Mukwonago River at Mukwonago, Wisconsin. https://waterdata.usgs.gov/monitoring-location/05544200/

Biologist Pat Perner (USGS Upper Midwest Environmental Science Center, left) and Physical Scientist James Romano (UMid WSC, right) collect a sediment core from the Mukwonago River at Mukwonago, Wisconsin. https://waterdata.usgs.gov/monitoring-location/05544200/