Idaho Water Science Center

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Our Mission

Our Mission

We provide reliable, impartial scientific information to our local, state, tribal, and federal partners in four basic areas of research: surface water, groundwater, water quality, and water use and availability.

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Featured Study

Featured Study

Mercury Cycling in the Hells Canyon Complex of Reservoirs

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News

Date published: August 21, 2019

Idaho Hydrologic Update, August 2019

August 2019 issue of the Idaho Hydrologic Update from the USGS Idaho Water Science Center

Date published: July 19, 2019

Idaho Hydrologic Update, July 2019

July 2019 issue of the Idaho Hydrologic Update from the USGS Idaho Water Science Center

Date published: June 19, 2019

Idaho Hydrologic Update, June 2019

June 2019 issue of the Idaho Hydrologic Update from the USGS Idaho Water Science Center

Publications

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Year Published: 2019

Groundwater quality and nutrient trends near Marsing, southwestern Idaho, 2018

The U.S. Geological Survey, in cooperation with the Idaho Department of Environmental Quality, sampled groundwater from 15 wells during spring 2018 near the city of Marsing in rural northwestern Owyhee County, southwestern Idaho. Samples were analyzed for field parameters, nutrients, trace elements, major inorganics, and dissolved gas, including...

Skinner, Kenneth D.
Skinner, K.D., 2019, Groundwater quality and nutrient trends near Marsing, southwestern Idaho, 2018: U.S. Geological Survey Open-File Report 2019-1032, 23 p., https://doi.org/10.3133/ofr20191032.

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Year Published: 2019

Point-source nutrient loads to streams of the conterminous United States, 2012

Total nitrogen and phosphorous loads were estimated for 5,430 major point-source facilities (all types) and 11,537 minor wastewater treatment facilities discharging to streams in the conterminous United States during 2012. Facilities classified as a major discharger are typically a facility that discharges greater than one million gallons of water...

Skinner, Kenneth D.; Maupin, Molly A.
Skinner, K.D., and Maupin, M.A., 2019, Point-source nutrient loads to streams of the conterminous United States, 2012: U.S. Geological Survey Data Series 1101, 13 p., https://doi.org/10.3133/ds1101.

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Year Published: 2019

Bridge scour countermeasure assessments at select bridges in the United States, 2016–18

In 2009, the Federal Highway Administration published Hydraulic Engineering Circular No. 23 (HEC-23) to provide specific design and implementation guidelines for bridge scour and stream instability countermeasures. However, the effectiveness of countermeasures implemented over the past decade following those guidelines has not been evaluated....

Dudunake, Taylor J.; Huizinga, Richard J.; Fosness, Ryan L.
Dudunake, T.J., Huizinga , R.J., and Fosness, R.L., 2019, Bridge scour countermeasure assessments at select bridges in the United States, 2016–18: U.S. Geological Survey Open-File Report 2019-1008, 12 p., https://doi.org/10.3133/ofr20191008.