Images

USGS New England Water Science Center Hydrologist Janet Barclay presents her research at AGU24. She calculated the amount of groundwater-transported nitrogen entering Long Island Sound from Connecticut. 

A screen capture of an interactive web application that displays Nitrogen Loading from Selected Long Island Sound Tributaries from 1995 to 2021.

A map of Connecticut showing the annual groundwater-transported nitrogen yield on the north shore of the Long Island Sound. Watersheds that have yields exceeding 500 kilograms of nitrogen per square kilometer per year are shown in yellow regardless of the magnitude of the yield. 

Continuous water quality gaging station located at Flax Pond near Old Field, NY (USGS Site ID 01304057).

Ryan Bottorff servicing a continuous water quality monitor at US Coast Guard Academy on the Thames River in Groton, CT.

Continuous water quality gaging station located at Farm River at Farm River Marina near East Haven, Connecticut (USGS site ID 411513072512301). The station is placed on the floating dock.

Continuous water quality gaging station located at Farm River at Trolley Museum at East Haven, Connecticut (USGS site ID 411626072514501).

USGS crew deployed this buoy platform with connected water quality equipment in Southport Harbor, CT in May 2022.

USGS deployed this buoy platform with connected water quality equipment in Saugatuck Harbor, CT in May 2022.

USGS crew servicing water-quality monitors at Saugatuck Rowing Club, Connecticut.

USGS crew deployed this buoy platform with connected water quality equipment in Saugatuck Harbor, CT in May 2022.

USGS deployed this buoy platform with connected water quality equipment in Saugatuck Harbor, CT in May 2022.

Connecticut River at Essex, Connecticut, station 01194750. The monitoring site houses the data logger and satellite transmitter for data collected by water quality and stage sensors in this tidal part of the Connecticut River.

Hydrologic technician preparing to complete discharge measurement at the USGS sample location 0119665996 (Denison Brook at Beach Pond Road near Voluntown, Connecticut).

Hydrologic technician collecting a discharge measurement in conjunction with a water quality sample at USGS site 01195149, Huzzle Guzzle Brook near Madison, Connecticut.

Hydrologic technician preparing to complete water quality sample at the USGS sample location at 01122875, Downing Brook at Colburn Road near Canterbury, Connecticut.

USGS sample location at 01208948, Sasco Brook at Southport, Connecticut on Ingleside Road above Banks Pond.

Hydrologic technician is inspecting water quality data taken with a YSI Cast Away device. Sample is being taken on the Norwalk River at Ferry Point, Connecticut (USGS site 410643073243700).

Hydrologic technician is taking a vertical profile with a YSI Cast Away device. Sample is being taken on the Norwalk River at Ferry Point, Connecticut (USGS site 410643073243700).

Street flooding at high tide during a storm event on January 17, 2022, at Crescent Beach in Niantic, Connecticut.

View of Essex Island Marina during discrete water quality sample collection near 01194750 location.