Oregon Water Science Center

News

Browse or search for news, announcements, events, project updates, and more.

Filter Total Items: 35
Date published: January 5, 2021

USGS Measures the Effect of Recent Wildfires on Water Quality in Oregon

Some of the intense wildfires that occurred during late summer of 2020 in Oregon happened along streams that were being monitored by the USGS. As a result, the USGS was able to measure how water-quality was affected by those wildfires.

Date published: December 1, 2020

"Legacy nitrogen" contributing to upward nitrate trends in streams

Despite the tremendous effort invested in reducing the use of nitrogen, widespread decreases in nitrate loads in US rivers and streams remain elusive—what gives? A new study from the USGS provides more evidence that the culprit is the slow release to streams of nitrogen that has accumulated in groundwater and other...

Date published: November 6, 2020

Potential Burrowing Habitat for Lamprey Larvae in the Umpqua River Basin, Oregon

Lampreys in the Umpqua River basin face multiple threats, including predation by nonnative fish such as smallmouth bass.

Date published: October 6, 2020

Expanding our knowledge of Willamette River fish habitat

USGS scientists are providing important information about off-channel features of the Willamette River, which provide habitat for many fish species including salmonids. This information will fill gaps in the data needed to effectively manage the Willamette River system.

Date published: September 28, 2020

Surface-water nutrient and sediment mappers are now available

SPARROW mappers are interactive tools that allow users to evaluate streamflow and nutrient and sediment conditions as well as the importance of different sources of contaminants in a selected river basin. Data can be visualized at different scales using maps and interactive graphs and tables.

Date published: September 23, 2020

USGS Responds to Oregon Wildfires

On Labor Day, September 7, 2020, dry conditions combined with unusually strong summer winds resulted in several fires in western and southern Oregon. These fires have caused property damage and fatalities.

Date published: May 12, 2020

USGS Responds to Spring Flooding

U.S. Geological Survey field crews are measuring flooding across the country as spring weather is in full swing. Warming temperatures, increased precipitation and snowmelt have caused moderate to major flooding in the upper Midwest, East Coast, Central Plains and the Southeast portions of the country.

Date published: March 25, 2020

COVID-19 Statement

The USGS Oregon Water Science Center is open and operational.

Date published: January 6, 2020

Lunchtime Seminar Series (Winter 2020)

Our lunchtime seminars are held Tuesdays from 12pm to 1 pm PT. The science lectures are held at the USGS Oregon Water Science Center at 2130 SW 5th Avenue in Portland, OR (unless otherwise noted). The presentations are informal and are open to the public. Please, bring your lunch.

Date published: September 27, 2019

USGS-PSU Partnership (UPP)

The USGS-PSU Partnership (UPP), established in 2007, is an innovative joint program between the U.S. Geological Survey’s (USGS) Oregon Water Science Center (ORWSC), and Portland State University (PSU). 

Date published: September 18, 2019

Lunchtime Seminar Series (Fall 2019)

Our lunchtime seminars are held Tuesdays from 12pm to 1 pm PT. The science lectures are held at the USGS Oregon Water Science Center at 2130 SW 5th Avenue in Portland, OR. The presentations are informal and are open to the public. Please, bring your lunch.