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U.S. River Conditions

New data visualization shows low- and high-flow events across the U.S. during the first months of 2023

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Ida Rains on Eastern Pennsylvania

Landsat images of the Schuylkill River west of Philadelphia where muddied waters rose in several communities

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How We Monitor Stream Temperature in the Delaware River Basin

New data visualization explores patterns in stream temperature observations, and how spatial variability and data gaps add comlexity

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Gages Through the Ages

How the history of streamgaging reflects the evolving water needs of the nation

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Geonarrative: Locations of Domestic Wells

Domestic supply well

Geonarrative of locations of domestic (private) wells and the numbers and percentages of people in the conterminous United States who rely on them for their drinking water.

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Images

rows of clear plastic bottles filled with blue water, with white caps
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Radar image of hurricane Ida over northeastern U.S. and ocean with white swirly clouds and green land with state boundaries.
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A map showing locations across Pennsylvania where PFAS was detected in water samples.
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A 3D aerial view of Norristown, Pennsylvania shows where the Schuylkill River passes through the city.
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photograph of hillside with ferns, brown leaves, and exposed rock with large pebbles and openings between rock layers
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Map of the United States showing colored blocks for well density
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Videos

Video thumbnail for a video. Text reads: Field Trip with the PAWSC to Philadelphia PA. Image of sensor and bridge behind. link
USGS symbol and title text on image of coastal forest landscape and bay link
USGS symbol and title text on image of coastal forest landscape and bay link
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Webcams

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