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Reports

Browse more than 82,000 reports authored by our scientists over the past 100+ year history of the USGS and refine search by topic, location, year, and advanced search.

Filter Total Items: 85088

National assessment of geologic carbon dioxide storage resources: allocations of assessed areas to Federal lands National assessment of geologic carbon dioxide storage resources: allocations of assessed areas to Federal lands

Following the geologic basin-scale assessment of technically accessible carbon dioxide storage resources in onshore areas and State waters of the United States, the U.S. Geological Survey estimated that an area of about 130 million acres (or about 200,000 square miles) of Federal lands overlies these storage resources. Consequently, about 18 percent of the assessed area associated with...
Authors
Marc L. Buursink, Steven M. Cahan, Peter D. Warwick

Multilevel groundwater monitoring of hydraulic head and temperature in the eastern Snake River Plain aquifer, Idaho National Laboratory, Idaho, 2011-13 Multilevel groundwater monitoring of hydraulic head and temperature in the eastern Snake River Plain aquifer, Idaho National Laboratory, Idaho, 2011-13

From 2011 to 2013, the U.S. Geological Survey’s Idaho National Laboratory (INL) Project Office, in cooperation with the U.S. Department of Energy, collected depth-discrete measurements of fluid pressure and temperature in 11 boreholes located in the eastern Snake River Plain aquifer. Each borehole was instrumented with a multilevel monitoring system (MLMS) consisting of a series of...
Authors
Brian V. Twining, Jason C. Fisher

Mass-movement deposits in the lacustrine Eocene Green River Formation, Piceance Basin, western Colorado Mass-movement deposits in the lacustrine Eocene Green River Formation, Piceance Basin, western Colorado

The Eocene Green River Formation was deposited in two large Eocene saline lakes, Lake Uinta in the Uinta and Piceance Basins and Lake Gosiute in the Greater Green River Basin. Here we will discuss mass-movement deposits in just the Piceance Basin part of Lake Uinta.
Authors
Ronald C. Johnson, Justin E. Birdwell, Michael E. Brownfield, Tracey J. Mercier

An evaluation of the accuracy of modeled and computed streamflow time-series data for the Ohio River at Hannibal Lock and Dam and at a location upstream from Sardis, Ohio An evaluation of the accuracy of modeled and computed streamflow time-series data for the Ohio River at Hannibal Lock and Dam and at a location upstream from Sardis, Ohio

Between July 2013 and June 2014, the U.S. Geological Survey (USGS) made 10 streamflow measurements on the Ohio River about 1.5 miles (mi) downstream from the Hannibal Lock and Dam (near Hannibal, Ohio) and 11 streamflow measurements near the USGS Sardis gage (station number 03114306) located approximately 2.4 mi upstream from Sardis, Ohio. The measurement results were used to assess the...
Authors
G. F. Koltun

Efficacy of Pseudomonas fluorescens strain CL145A spray dried powder for controlling zebra mussels adhering to native unionid mussels within field enclosures Efficacy of Pseudomonas fluorescens strain CL145A spray dried powder for controlling zebra mussels adhering to native unionid mussels within field enclosures

The efficacy of a commercially prepared spray dried powder (SDP) formulation of Pseudomonas fluorescens (strain CL145A) was evaluated for removing zebra mussels (Dreissena polymorpha) adhering to a population of unionid mussels in Lake Darling (Alexandria, Minnesota). Two groups of unionid mussels were used in the study. Unionid mussels were collected near the test area, weighed...
Authors
James A. Luoma, Kerry L. Weber, Todd J. Severson, Denise A. Mayer

The Pacific northwest stream quality assessment The Pacific northwest stream quality assessment

In 2015, the U.S. Geological Survey (USGS) National Water-Quality Assessment (NAWQA) program is assessing stream quality in the Pacific Northwest. The goals of the Pacific Northwest Stream Quality Assessment (Pacific Northwest study) are to assess the quality of streams in the region by characterizing multiple water-quality factors that are stressors to aquatic life and to evaluate the...
Authors
Peter C. Van Metre, Jennifer L. Morace, Rich W. Sheibley

A method for determining average beach slope and beach slope variability for U.S. sandy coastlines A method for determining average beach slope and beach slope variability for U.S. sandy coastlines

The U.S. Geological Survey (USGS) National Assessment of Hurricane-Induced Coastal Erosion Hazards compares measurements of beach morphology with storm-induced total water levels to produce forecasts of coastal change for storms impacting the Gulf of Mexico and Atlantic coastlines of the United States. The wave-induced water level component (wave setup and swash) is estimated by using...
Authors
Kara S. Doran, Joseph W. Long, Jacquelyn R. Overbeck

Hydrologic conditions in Massachusetts during water year 2014 Hydrologic conditions in Massachusetts during water year 2014

Hydrologic data and conditions throughout Massachusetts during water year 2014 (October 1, 2013, to September 30, 2014) are presented in this report. Stream discharge and groundwater levels during water year 2014 varied geographically across the State. The data are described as being above, below, or near normal in relation to long-term averages for the period of record.
Authors
Richard J. Verdi

Evaluation of the Ott Hydromet Qliner for measuring discharge in laboratory and field conditions Evaluation of the Ott Hydromet Qliner for measuring discharge in laboratory and field conditions

The U.S. Geological Survey, in collaboration with the University of Iowa IIHR – Hydroscience and Engineering, evaluated the use of the Ott Hydromet Qliner using laboratory flume tests along with field validation tests. Analysis of the flume testing indicates the velocities measured by the Qliner at a 40-second exposure time results in higher dispersion of velocities from the mean...
Authors
Jason C. McVay

The Everglades Depth Estimation Network (EDEN) surface-water model, version 2 The Everglades Depth Estimation Network (EDEN) surface-water model, version 2

The Everglades Depth Estimation Network (EDEN) is an integrated network of water-level gages, interpolation models that generate daily water-level and water-depth data, and applications that compute derived hydrologic data across the freshwater part of the greater Everglades landscape. The U.S. Geological Survey Greater Everglades Priority Ecosystems Science provides support for EDEN in...
Authors
Pamela A. Telis, Zhixiao Xie, Zhongwei Liu, Yingru Li, Paul Conrads

California’s water: The Sacramento-San Joaquin Delta California’s water: The Sacramento-San Joaquin Delta

The Delta is the deteriorating, fragile hub of California’s water supply system. Critical decisions about its future are pending. This publication is part of a briefing kit that highlights the state’s most pressing water management issues in nine key areas: Climate change and water Managing droughts Paying for water Preparing for floods The Sacramento-San Joaquin Delta Storing water...
Authors
Jeffrey Mount, Ellen Hanak, Jay Lund, James E. Cloern, William Fleenor, Brian Gray, Wim Kimmerer, Peter Moyle

Evaluating physical habitat and water chemistry data from statewide stream monitoring programs to establish least-impacted conditions in Washington State Evaluating physical habitat and water chemistry data from statewide stream monitoring programs to establish least-impacted conditions in Washington State

Various GIS-generated land-use predictor variables, physical habitat metrics, and water chemistry variables from 75 reference streams and 351 randomly sampled sites throughout Washington State were evaluated for effectiveness at discriminating reference from random sites within level III ecoregions. A combination of multivariate clustering and ordination techniques were used. We describe...
Authors
Siri K. Wilmoth, Kathryn M. Irvine, Chad Larson
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