Gravity surveys for estimating possible width of enhanced porosity zones across structures on the Coconino Plateau, Coconino County, north-central Arizona
Libby M. Wildermuth
2022, Scientific Investigations Report 2022-5031
The U.S. Geological Survey completed gravity transects in 2015, 2018, and 2019 over four features: the Bright Angel Fault, Bright Angel Monocline, Tusayan Graben, and Redlands Ranch Fault Zone in the Coconino Plateau, Coconino County, Arizona, to determine if the existence and width of high porosity (low density) zones could...
Depth to water and water quality in groundwater wells in the Ogallala aquifer within the North Plains Groundwater Conservation District, Texas Panhandle, 2019–20, and comparison to 2012–13 conditions
Craig A. Mobley, Patricia B. Ging
2022, Scientific Investigations Report 2022-5026
The Ogallala aquifer is the primary source of water for agricultural and municipal purposes in the Texas Panhandle. Because most of the groundwater in the Texas Panhandle is withdrawn from the Ogallala aquifer, information on the quality of groundwater in the Ogallala aquifer in this part of Texas is useful...
Hydraulics of freshwater mussel habitat in select reaches of the Big River, Missouri
Maura O. Roberts, Robert B. Jacobson, Susannah O. Erwin
2022, Scientific Investigations Report 2022-5002
The Big River is a tributary to the Meramec River in south-central Missouri. It drains an area that has been historically one of the largest lead producers in the world, and associated mine wastes have contaminated sediments in much of the river corridor. This study investigated hydraulic conditions in four...
Development of continuous bathymetry and two-dimensional hydraulic models for the Willamette River, Oregon
James S. White, J. Rose Wallick
2022, Scientific Investigations Report 2022-5025
The Willamette River is home to at least 69 species of fish, 33 of which are native, including Chinook salmon (Oncorhynchus tshawytscha) and steelhead (Oncorhynchus mykiss). These fish need suitable hydraulic conditions, such as water depth and velocity, to fulfill various stages of their life. Hydraulic conditions are driven...
Conceptual models of groundwater flow in the Grand Canyon region, Arizona
Jacob E. Knight, Peter W. Huntoon
2022, Scientific Investigations Report 2022-5037
The conceptual models of groundwater flow outlined herein synthesize what is known and hypothesized about the groundwater-flow systems that discharge to the Grand Canyon of Arizona. These models interpret the hydrogeologic characteristics and hydrologic dynamics of the physical systems into a framework for understanding key aspects of the physical systems...
Using microbial source tracking to identify fecal contamination sources in Lake Montauk on Long Island, New York
Tristen N. Tagliaferri, Shawn C. Fisher, Christopher M. Kephart, Natalie Cheung, Ariel P. Reed, Robert J. Welk
2022, Scientific Investigations Report 2022-5038
The U.S. Geological Survey worked in cooperation with the Concerned Citizens of Montauk and the New York State Department of Environmental Conservation to assess the potential sources of fecal contamination entering Lake Montauk, an artificial embayment on the tip of the southern fork of Suffolk County, Long Island, New York....
Aquatic-life criteria compared to concentrations of cadmium, copper, lead, and zinc in streams near Fort Polk Military Reservation, Louisiana, December 2015–August 2016
Roland W. Tollett
2022, Scientific Investigations Report 2021-5101
The primary focus of this study was to document cadmium, copper, lead, and zinc concentrations in selected streams near the U.S. Army Joint Readiness Training Center (JRTC) and Fort Polk Military Reservation and to compare those values to Federal and State aquatic-life criteria guidelines. The acute aquatic-life criteria used for...
Surface-water-quality data to support implementation of revised freshwater aluminum water-quality criteria in Massachusetts, 2018–19
David S. Armstrong, Jennifer G. Savoie, Leslie A. DeSimone, Kaitlin L. Laabs, Richard O. Carey
2022, Scientific Investigations Report 2021-5144
The U.S. Geological Survey, in cooperation with the Massachusetts Department of Environmental Protection, performed a study to inform the development of the department’s guidelines for the collection and use of water-chemistry data to support calculation of site-dependent aluminum criteria values. The U.S. Geological Survey collected and analyzed discrete water-quality samples...
Groundwater resources of the Harney Basin, southeastern Oregon
Stephen B. Gingerich, Henry M. Johnson, Darrick E. Boschmann, Gerald H. Grondin, C. Amanda Garcia
2022, Scientific Investigations Report 2021-5103
Groundwater development has increased substantially in southeastern Oregon’s Harney Basin since 2010, mainly for the purpose of large-scale irrigation. Concurrently, some areas of the basin experienced groundwater-level declines of more than 100 feet, and some shallow wells have gone dry. The Oregon Water Resources Department has limited new groundwater...
Hydrologic budget of the Harney Basin groundwater system, southeastern Oregon
C. Amanda Garcia, Nicholas T. Corson-Dosch, Jordan P. Beamer, Stephen B. Gingerich, Gerald H. Grondin, Brandon T. Overstreet, Jonathan V. Haynes, Mellony D. Hoskinson
2022, Scientific Investigations Report 2021-5128
Groundwater-level declines and limited quantitative knowledge of the groundwater-flow system in the Harney Basin prompted a cooperative study between the U.S. Geological Survey and the Oregon Water Resources Department to evaluate the groundwater-flow system and budget. This report provides a hydrologic budget of the Harney Basin groundwater system that...
Implementing a rapid deployment bridge scour monitoring system in Colorado, 2019
Mark F. Henneberg, Rodney J. Richards
2022, Scientific Investigations Report 2022-5023
The U.S. Geological Survey, in cooperation with the Colorado Department of Transportation, installed and operated real-time scour monitoring instrumentation at two bridges in Colorado in 2016 and 2017 to measure streambed elevations in real-time. The instrumentation included acoustic echosounder depth sensors mounted to the bridge substructure units with rigid conduit...
Ungulate migrations of the western United States, volume 2
Matthew Kauffman, Blake Lowrey, Jeffrey L. Beck, Jodi Berg, Scott Bergen, Joel Berger, James W. Cain III, Sarah Dewey, Jennifer Diamond, Orrin Duvuvuei, Fattebert, Jeff Gagnon, Julia Garcia, Evan Greenspan, Embere Hall, Glenn Harper, Stan Harter, Kent Hersey, Pat Hnilicka, Mark Hurley, Lee Knox, Art Lawson, Eric Maichak, James Meacham, Jerod Merkle, Arthur Middleton, Daniel Olson, Lucas Olson, Craig Reddell, Benjamin S. Robb, Gabe Rozman, Hall Sawyer, Cody Schroeder, Brandon Scurlock, Jeff Short, Scott Sprague, Alethea Steingisser, Nicole Tatman
2022, Scientific Investigations Report 2022-5008
Migration is widespread across taxonomic groups and increasingly recognized as fundamental to maintaining abundant wildlife populations and communities. Many ungulate herds migrate across the western United States to access food and avoid harsh environmental conditions. With the advent of global positioning system (GPS) collars, researchers can describe and map the...
Using microbial source tracking to identify fecal contamination sources in Sag Harbor on Long Island, New York
Tristen N. Tagliaferri, Shawn C. Fisher, Christopher M. Kephart, Natalie Cheung, Ariel P. Reed, Robert J. Welk
2022, Scientific Investigations Report 2022-5028
The U.S. Geological Survey worked in cooperation with the New York State Department of Environmental Conservation to assess the potential sources of fecal contamination entering Sag Harbor, an embayment complex on the northern shore of the south fork of Suffolk County, Long Island, New York. Water samples are routinely collected...
Using microbial source tracking to identify fecal contamination sources in Patchogue and Bellport Bays on Long Island, New York
Tristen N. Tagliaferri, Shawn C. Fisher, Christopher M. Kephart, Natalie Cheung, Ariel P. Reed, Robert J. Welk
2022, Scientific Investigations Report 2022-5007
The U.S. Geological Survey worked in cooperation with the New York State Department of Environmental Conservation to assess the potential sources of fecal contamination entering Patchogue and Bellport Bays, two embayments on the south shore of Suffolk County, Long Island, New York. Water samples are routinely collected by the New...
Synthesizing ground magnetic disturbance using dipole-aligned loop elementary currents and Biot-Savart relationship
E. Joshua Rigler, Michael Wiltberger
2022, Scientific Investigations Report 2021-5123
This report presents a method for constructing a simplified numerical description of the electric current distributions in the ionosphere and gap region based on dipole-aligned loop elementary currents (DALECs). A theoretical basis for DALECs is presented, along with a prototypical algorithm for constructing an elementary numerical DALEC. The algorithm is...
Bedload and suspended-sediment transport in lower Vance Creek, western Washington, water years 2019–20
Scott W. Anderson
2022, Scientific Investigations Report 2022-5019
Vance Creek drains a 24 square mile area of the Olympic Mountains in western Washington. The lower 4 miles of the creek often go dry in discontinuous patches during the summer, limiting salmon rearing success. To better understand sediment transport dynamics in the creek and aid in potential restoration...
Groundwater-level contour map of Fauquier County, Virginia, October-November 2018
Matthew R. Kearns, Kurt J. McCoy
2022, Scientific Investigations Report 2022-5014
Groundwater withdrawals provide most public-water supplies and all private-domestic users in Fauquier County, Virginia, a fast-growing rural area southwest of Washington, D.C. Groundwater levels were measured in 129 wells during a county-wide synoptic survey from October 29 through November 2, 2018. Field measurements, combined with datapoints from the National Hydrography...
Elevation-area-capacity relationships of Lake Powell in 2018 and estimated loss of storage capacity since 1963
Jonathan Casey Root, Daniel K. Jones
2022, Scientific Investigations Report 2022-5017
Lake Powell is the second largest constructed water reservoir by storage capacity in the United States and represents a critical component in management of water resources in the Colorado River Basin. The reservoir provides hydroelectric power generation at Glen Canyon Dam, banks water storage for the Upper Colorado River Basin,...
Distribution of streamflow, sediment, and nutrients entering Galveston Bay from the Trinity River, Texas, 2016–19
Zulimar Lucena, Michael T. Lee
2022, Scientific Investigations Report 2022-5015
The U.S. Geological Survey (USGS), in cooperation with the Texas Water Development Board, collected streamflow and water-quality data at USGS monitoring stations in the lower Trinity River Basin from January 2016 to December 2019 to characterize streamflow, nutrients, and suspended sediment entering Galveston Bay from the Trinity River. Results from...
Evaluation of salinity and nutrient conditions in the Heart River Basin, North Dakota, 1970–2020
Wyatt S. Tatge, Rochelle A. Nustad, Joel M. Galloway
2022, Scientific Investigations Report 2022-5013
The Heart River Basin is predominantly an agricultural basin in western North Dakota and is approximately 3,350 square miles. The U.S. Geological Survey, in cooperation with the U.S. Department of Agriculture Natural Resources Conservation Service and the Grant County Soil Conservation District, completed a study to assess spatial and temporal...
Using microbial source tracking to identify contamination sources in Port Jefferson Harbor, Setauket Harbor, and Conscience Bay on Long Island, New York
Tristen N. Tagliaferri, Shawn C. Fisher, Christopher M. Kephart, Natalie Cheung, Ariel P. Reed, Robert J. Welk
2022, Scientific Investigations Report 2021-5141
The U.S. Geological Survey worked in cooperation with the New York State Department of Environmental Conservation to assess the potential sources of fecal contamination entering Port Jefferson Harbor, Setauket Harbor, and Conscience Bay, an embayment complex on the northern shore of Suffolk County, Long Island, New York. Water samples are...
Sediment monitoring and streamflow modeling before and after a stream restoration in Rice Creek, Minnesota, 2010–2019
Joel T. Groten, Colin T. Livdahl, Stephen B. DeLong, J. William Lund, Jonathan M. Nelson, Erin N. Coenen, Jeffrey R. Ziegeweid, Matthew J. Kocian
2022, Scientific Investigations Report 2022-5004
The Rice Creek Watershed District (RCWD) cooperated with the U.S. Geological Survey to establish a 10-year suspended sediment and bedload monitoring and streamflow modeling study to evaluate the effects of two restored meander sections on middle Rice Creek in Arden Hills, Minnesota. The RCWD goals of this stream restoration were...
Response of Green Lake, Wisconsin, to changes in phosphorus loading, with special emphasis on near-surface total phosphorus concentrations and metalimnetic dissolved oxygen minima
Dale M. Robertson, Benjamin J. Siebers, Robert Ladwig, David P. Hamilton, Paul C. Reneau, Cory P. McDonald, Stephanie Prellwitz, Richard C. Lathrop
2022, Scientific Investigations Report 2022-5003
Green Lake is the deepest natural inland lake in Wisconsin, with a maximum depth of about 72 meters. In the early 1900s, the lake was believed to have very good water quality (low nutrient concentrations and good water clarity) with low dissolved oxygen (DO) concentrations occurring in only the deepest...
Circulation, mixing, and transport in nearshore Lake Erie in the vicinity of Villa Angela Beach and Euclid Creek, Cleveland, Ohio, June 10–12, 2019, and August 19–21, 2019
Justin A. Boldt, P. Ryan Jackson
2022, Scientific Investigations Report 2021-5122
Villa Angela Beach, on the Lake Erie lakeshore near Cleveland, Ohio, is just west of the mouth of Euclid Creek, a small, flashy stream that drains approximately 23 square miles and is susceptible to periodic contamination from combined sewer overflows (CSOs; 190 and 189 events in 2018 and 2019, respectively)....
Hydrogeology of aquifers within the Fairport-Lyons channel system and adjacent areas in Wayne, Ontario, and Seneca Counties, New York
Richard J. Reynolds, Paul M. Heisig, Kristin S. Linsey
2022, Scientific Investigations Report 2021-5086
A hydrogeologic investigation was undertaken by the U.S. Geological Survey, in cooperation with the New York State Department of Environmental Conservation, within the areas shown in the Macedon, Palmyra, Newark, and Lyons 7.5-minute quadrangle maps that include parts of Wayne, Ontario, and Seneca Counties in New York. The most productive...
