Unified Interior Regions

Region 9: Columbia-Pacific Northwest

Regions L2 Landing Page Tabs

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August 21, 2015

A2 East Transect – 2015

Permanent Site: A2 East Transect; Depth: 12.4 Meters (Feet 40.8); Distance from river mouth: Kilometers 1.8 (1.1 Miles); Pre/Post Dam Removal: 4 years post-dam removal; Lat/Long: 48.14130295, -123.58766124; Site Description: One of our deeper sites at over 40 feet. Sediment is primarily sand/sandy mud. Seaweeds have returned, mainly bull kelp Nereocystis luetkeana (0:14, 0

August 20, 2015

F2 West Transect – 2015

Permanent Site: F2 West Transect; Depth: 11.2 Meters (36.9 Feet); Distance from river mouth: 1.5 Kilometers (0.9 Miles) east; Pre/Post Dam Removal: 4 years post-dam removal; Lat/Long: 48.15672004,-123.55036603; Site Description: Visibility is poor on video due to a large amount of surge on the day of the dive. Substrate is mainly a gravel - cobble mixture with an

August 19, 2015

4SP1 West Transect – 2015

Permanent Site: 4SP1 - West Transect; Depth: 6.1 Meters (19.9 Feet); Distance from river mouth: 0.8 Kilometers (0.5 Miles) East; Pre/Post Dam Removal: 3 years post-dam removal; Lat/Long: 48.15257, -123.557376; Site Description: The site has converted from gravel/cobble substrate to all sand. Seaweed is completely absent. 
 

Image: USGS Documents 2015 Drought
August 16, 2015

USGS Documents 2015 Drought

A hydrologic technician from the USGS Idaho Water Science Center measures streamflow in Fall Creek near Anderson Ranch Dam in southwestern Idaho. The USGS is collecting data at hundreds of sites on rivers and streams in six western states to document the 2015 drought. USGS scientists will analyze the data to identify which rivers and streams may be most vulnerable to

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August 9, 2015

L1 East Transect – 2015

Permanent Site: L1 East Transect; Depth: 11.6 Meters (38.0 Feet); Distance from river mouth: 2.3 Kilometers (1.4 Miles) west; Pre/Post Dam Removal: 4 years post-dam removal; Lat/Long: 48.13957527,-123.59359993; Site Description: This transect is medium depth. Substrate is mainly fine sediment/sand/mud with a few scattered boulders (1:15 seconds). Seaweed has returned.

August 9, 2015

L1 West Transect – 2015

Permanent Site: L1 West Transect; Depth: 11.4 Meters (37.3 Feet); Distance from river mouth: 2.3 Kilometers (1.4 Miles) west; Pre/Post Dam Removal: 4 years post-dam removal; Lat/Long: 48.13957527,-123.59427175; Site Description: This transect is medium depth. The first 20 meters contains scattered boulders (0:18 seconds). Where there are no boulders, substrate is still

August 8, 2015

K1 East Transect – 2015

Permanent Site: K1 East Transect; Depth: 6.7 Meters (22.0 Feet); Distance from river mouth: 4.5 Kilometers (2.8 Miles) east; Pre/Post Dam Removal: 4 years post-dam removal; Lat/Long: 48.13592923,-123.5101581; Site Description: This is a shallow site. Sediment is a gravel/sand mixture. Both red (0:44, 0:48 seconds) and brown seaweed was abundant and appears close to pre-dam

August 8, 2015

A1 West Transect – 2015

Permanent Site: A1 West Transect; Depth: 8.7 Meters (28.5 Feet); Distance from river mouth: 1.9 Kilometers (1.2 Miles) West; Pre/Post Dam Removal: 4 years post-dam removal; Lat/Long: 48.13870775, -123.586203; Site Description: Transect is in eastern part of Freshwater Bay. Sediment is primarily sand/sandy mud with patches of boulders. Seaweeds have returned. A boulder

August 8, 2015

A1 East Transect – 2015

Permanent Site: A1 East Transect; Depth: 8.3 Meters (27.1 Feet); Distance from river mouth: 1.8 Kilometers (1.1 Miles) West; Pre/Post Dam Removal: 4 years post-dam removal; Lat/Long: 48.13870775, -123.5855312; Site Description: Transect is in eastern part of Freshwater Bay. Sediment is primarily sand/sandy mud. Previous small boulders appear to be buried. Seaweeds are very

August 7, 2015

H1 East Transect – 2015

Permanent Site: H1 East Transect; Depth: 5.5 Meters (Feet 18.2); Distance from river mouth: 2.4 Kilometers (1.5 Miles) east; Pre/Post Dam Removal: 4 years post-dam removal; Lat/Long: 48.1479177,-123.53472865; Site Description: This is a shallow site and one of the farthest removed from the effects of the sediment plume outside of the control sites. Substrate is still

August 7, 2015

C2 East Transect – 2015

Permanent Site: C2 East Transect; Depth: 16.3 Meters (Feet 53.4); Distance from river mouth: 0.7 Kilometers (0.4 Miles); Pre/Post Dam Removal: 4 years post-dam removal; Lat/Long: 48.147841,-123.57596074; Site Description: One of our deepest sites. Substrate is all muddy sand. Seaweed is absent. Some woody debris is seen (0:39 seconds). Featherduster tubeworms, mainly

August 7, 2015

C2 West Transect – 2015

Permanent Site: C2 West Transect; Depth: 16.6 Meters (Feet 54.5); Distance from river mouth: 0.7 Kilometers (0.5 Miles); Pre/Post Dam Removal: 4 years post-dam removal; Lat/Long: 48.147841,-123.57663268; Site Description: One of our deepest sites. Substrate is all muddy sand. Seaweed is absent. Lots of woody debris is present (0:42, 0:44, 0:53 seconds). Featherduster

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USGS
July 15, 2008

Young Chinook Salmon should be able to grow and develop in the waters of Upper Klamath Lake and the Williamson River, according to a new study. That could be the first step in a journey back to ancestral waters for fall-run Chinook salmon.

USGS
July 10, 2008

VANCOUVER, WA-  Scientists say the nearly three and a half years of eruption at Mount St. Helens is over for now and have lowered the volcano alert level from Advisory to Normal and the aviation color code from Yellow to Green. 

USGS
July 2, 2008

The Coast Salish Nation and the U.S. Geological Survey (USGS) will embark on a Canoe Journey to study and improve water resources in the Salish Sea, July 8-29.

USGS
June 17, 2008

Long-term trends in landscape conditions have significantly reduced sagebrush habitat and populations of greater sage-grouse, according to a new study examining the bird's chances of survival.

USGS
May 19, 2008

Northern Idaho's Coeur d'Alene River has risen to its highest flood stage since 1996, according to information collected by the U.S. Geological Survey (USGS).

USGS
May 10, 2008

B-roll footage documenting the continuous eruption of Mount St. Helens from September 2006 through February 2008 is now available from the U.S. Geological Survey.

USGS
April 16, 2008

The National Earthquake Conference will be held in Seattle from April 22 - 26. Earthquake experts from around the nation will convene to discuss the latest research on earthquakes and the generation of tsunamis. 

USGS
March 26, 2008

Between March 31 and April 11, employees of the U.S. Geological Survey (USGS), working in cooperation with the Idaho Department of Water Resources (IDWR), will measure ground water levels in more than 1,300 wells throughout southern Idaho’s eastern Snake River Plain.

USGS
March 18, 2008

A 2000-2005 U.S. Geological Survey (USGS) study found a variety of pesticides in water samples from the lower Clackamas River mainstem and tributaries, along with trace-level detections of pesticides in treated drinking-water samples collected from a drinking-water treatment plant that uses the river as a raw-water source, according to a recently released USGS report.

USGS
February 21, 2008

VANCOUVER, WA-The U.S. Geological Survey (USGS) reported today that a dome of lava that has been growing continuously in the crater of Mount St. Helens in Washington State for more than three years has stopped. 

USGS
January 18, 2008

The U.S. Geological Survey (USGS) has developed a web site that provides a wealth of data about ground water levels in Idaho and across the Nation.

USGS science for a changing world logo
December 19, 2007

Scientists and engineers from throughout Iraq recently gathered in Boise, Idaho to learn about the latest technology and methods for managing their nation's water resources. The 20 employees of the Iraq Ministry of Water Resources completed weeks of hands-on and classroom training that was provided by colleagues from the U.S. Geological Survey (USGS) and other agencies.