Water Resources

Filter Total Items: 229
Date published: March 20, 2018
Status: Completed

Deep Aquifer Remediation System, US Patent 6,458,271

A groundwater decontamination system includes a decontamination unit adapted to be lowered down through a non-pumping well into an aquifer containing contaminated water. (Full details provided by the U.S. Patent and Trademark Office website.)

Attribution: Water Resources
Date published: March 20, 2018
Status: Completed

A Bioreactor for the Oxidation of the Fumigant Methyl Bromide, US Patent 6,916,446

Methyl halide contaminants are oxidized in a reaction chamber containing a methylotrophic bacterium through direct oxidation of the methyl halide contaminant. (Full details provided by the U.S. Patent and Trademark Office website.)

Attribution: Water Resources
Date published: March 20, 2018
Status: Completed

Sorbant Sequestration and Removal of Toxic Metal Ions, US Patent 6,896,813

A matrix for water decontamination has an amended sorbant cellulose substrate with an iron (ferric) oxyhydroxide component and a component to sorb dissolved organic compounds retained by the cellulose substrate. (Full details provided by the U.S. Patent and Trademark Office website.)

Attribution: Water Resources
Date published: March 20, 2018
Status: Completed

Small-Scale, Hydrogen-Oxidizing Denitrifying Bioreactor, US Patent 6,863,815

A method for treating nitrate-contaminated water comprising treating said water with hydrogen-oxidizing denitrifying bacteria in the presence of hydrogen. (Full details provided by the U.S. Patent and Trademark Office website.)

Attribution: Water Resources
Date published: March 20, 2018
Status: Completed

Solar Distillation Loop, US Patent 7,108,769

A solar distillation loop apparatus includes a first pipe section disposed on a ground surface, the first pipe section including a substantially straight portion and elevated portions on each end of the substantially straight portion, an impure water inflow coupling  and an impure water outflow coupling. (Full details provided by the U.S. Patent and Trademark Office website.)

Attribution: Water Resources
Date published: March 19, 2018
Status: Completed

Measurement of Surface Areas by Polyvinylpyrrolidone Sorption, US Patent 7,264,777

A method of quantitatively determining surface area of a sample uses polyvinylpyrrolidone (PVP) dispersed in a solution containing the sample, and determining the amount of PVP that has deposited on the sample. (Full details provided by the U.S. Patent and Trademark Office website.)

Attribution: Water Resources
Date published: March 14, 2018
Status: Completed

Sequential, Time-Integrated Collector of Precipitation, Ground Water, and Surface Water for Analysis of Isotopes; US Patent 7,687,028

Patent for a sequential, time-integrated collector having an electronic controller that actuates either of two electrically-actuated valves, each connected to a water reservoir. (Full details provided by the U.S. Patent and Trademark Office website.)

Attribution: Water Resources
Date published: March 13, 2018
Status: Completed

Pore-Water Profiler, US Patent 8,051,727

Patent for a pore-water profiler and method for sampling pore water. The pore-water profiler includes a sample intake probe that receives the fluid to be sampled. (Full details provided by the U.S. Patent and Trademark Office website.)

Attribution: Water Resources
Date published: February 2, 2018
Status: Active

Oregon Water Use Program

With the ever-increasing rate of utilization of and competition for water (particularly during periods of drought) accurate, current water-use information is of considerable value. This is particularly so in determining future water availability in hydrologically critical areas and for making sound resource-management decisions. For the Oregon Water Science Center, a viable water-use data-...

Contacts: Jonathan Haynes
Date published: January 23, 2018
Status: Active

SPARROW Model Assessments of Nutrients and Suspended Sediment in the Pacific Northwest and California

SPARROW can be used to relate water-quality data to landscape characteristics, such as natural properties and human activities

Contacts: Daniel R Wise
Date published: December 21, 2017
Status: Active

Malheur Lake Light Transmission Study

The Malheur National Wildlife Refuge provides habitat for a variety of highly valued ecosystem services, including shorebirds, waterfowl, and a diversity of other wildlife species. 

Contacts: Tamara Wood
Date published: December 20, 2017
Status: Active

Future Climate Effects on Columbia and Willamette River Levees

USGS research directly helps local public agencies that are responsible for the design and maintenance of the levees that surround the northern Portland metropolitan area with the goal of protecting life and property in the event of flooding from the Columbia and Willamette Rivers that surround the city.