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New Data Release: base flow estimates for 471 Oregon stream and river locations

New Data Release: base flow estimates for 471 Oregon stream and river locations

Announcing statewide base-flow estimates for Oregon, water years 1980–2023, now available in a new USGS data release.

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Message from the Director

Message from the Director

Message from the Director — Oregon Water Science Center, Summer 2025 Newsletter.

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Cyanotoxins in Oregon’s Cascade Range Rivers that are Tapped for Drinking Water Supply

Cyanotoxins in Oregon’s Cascade Range Rivers that are Tapped for Drinking Water Supply

A study conducted by the U.S. Geological Survey (USGS) in collaboration with multiple water utilities and research partners revealed widespread...

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Water-quality monitor at the OMSI dock is live for the 2025 season

Water-quality monitor at the OMSI dock is live for the 2025 season

The USGS has redeployed its seasonal water-quality sensor at the OMSI dock on the Willamette River.

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New data products now available in StreamStats

New data products now available in StreamStats

New data products are now available in StreamStats to help land and water managers reconcile different streamflow permanence products that exist for a...

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Saline Lake Ecosystems IWAA February 2025 Seminar

Saline Lake Ecosystems IWAA February 2025 Seminar

On February 26th the Saline Lakes Ecosystems project science leads will be discussing their projects and plans for the 2025 field season. The science...

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New USGS dataset uncovers the Santiam River’s underwater topography to aid in fish habitat and water flow management

New USGS dataset uncovers the Santiam River’s underwater topography to aid in fish habitat and water flow management

A new dataset for the Santiam River in Oregon, published by the U.S. Geological Survey, provides a highly detailed underwater 3D elevation map that...

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We're monitoring and analyzing water conditions at Bethany Lake

We're monitoring and analyzing water conditions at Bethany Lake

The USGS is studying Bethany Lake, in Washington County, northwestern Oregon, to provide a comprehensive picture of how the lake’s water conditions...

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Saline Lake Ecosystems IWAA Fall 2024 Webinar Series

Saline Lake Ecosystems IWAA Fall 2024 Webinar Series

Join us for a weekly webinar series to learn about our work on the Saline Lakes Ecosystems IWAA.

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Willamette River plankton & water-quality update: August 2024

Willamette River plankton & water-quality update: August 2024

See what Phytoplankton we saw in our Willamette River water samples on August 14, 2024.

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Low-flow periods and trends across the United States

Low-flow periods and trends across the United States

The U.S. Geological Survey examines low-flow periods across the United States between 1951-2020.

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