Transport and sources of suspended sediment in the Mill Creek Watershed, Johnson County, Northeast Kansas, 2006-07
Casey J. Lee, Patrick P. Rasmussen, Andrew C. Ziegler, Christopher C. Fuller
2009, Scientific Investigations Report 2009-5001
The U.S. Geological Survey, in cooperation with the Johnson County Stormwater Management Program, evaluated suspended-sediment transport and sources in the urbanizing, 57.4 mi2 Mill Creek watershed from February 2006 through June 2007. Sediment transport and sources were assessed spatially by continuous monitoring of streamflow and turbidity as well as sampling...
Hydrologic Conditions in Florida during Water Year 2007
Richard Jay Verdi, Stewart A. Tomlinson, Ronald B. Irvin, David L. Fulcher
2009, Scientific Investigations Report 2008-5221
Record-high and record-low hydrologic conditions occurred during water year 2007 (October 1, 2006 - September 30, 2007) based on analyses of precipitation, surface-water flows, lake elevations, and ground-water levels. For example, the streamgage at Suwannee River at White Springs in northwest Florida recorded an annual streamflow of 103 cubic feet...
Comparison of Surface Flow Features from Lidar-Derived Digital Elevation Models with Historical Elevation and Hydrography Data for Minnehaha County, South Dakota
Sandra K. Poppenga, Bruce B. Worstell, Jason M. Stoker, Susan K. Greenlee
2009, Scientific Investigations Report 2009-5065
The U.S. Geological Survey (USGS) has taken the lead in the creation of a valuable remote sensing product by incorporating digital elevation models (DEMs) derived from Light Detection and Ranging (lidar) into the National Elevation Dataset (NED), the elevation layer of 'The National Map'. High-resolution lidar-derived DEMs provide the accuracy...
12th international symposium on water–rock interaction
William C. Evans, Russell S. Harmon, Richard B. Wanty
2009, Applied Geochemistry (24) 491-492
No abstract available....
Water security - Nation state and international security implications
James A. Tindall, Andrew A. Campbell
2009, Disaster Advances (2) 16-25
A terrorist attack such as poisoning and sabotage of the national water supply and water-quality infrastructure of the continental United States or any country, could disrupt the delivery of vital human services, threaten both public health and the environment, potentially cause mass casualties and pose grave public concern for homeland...
Hydroecological factors governing surface water flow on a low-gradient floodplain
Judson W. Harvey, Raymond W. Schaffranek, Gregory B. Noe, Laurel G. Larsen, Daniel Nowacki, Benjamin L O'Connor
2009, Water Resources Research (45) W03421
"Interrelationships between hydrology and aquatic ecosystems are better understood in streams and rivers compared to their surrounding floodplains. Our goal was to characterize the hydrology of the Everglades ridge and slough floodplain ecosystem, which is valued for the comparatively high biodiversity and connectivity of its parallel-drainage features but which has...
A spatial model to assess the effects of hydropower operations on Columbia River fall Chinook Salmon spawning habitat
James R. Hatten, Kenneth F. Tiffan, Donald R. Anglin, Steven L. Haeseker, Joseph J. Skalicky, Howard Schaller
2009, North American Journal of Fisheries Management (29) 1379-1405
Priest Rapids Dam on the Columbia River produces large daily and hourly streamflow fluctuations throughout the Hanford Reach during the period when fall Chinook salmon Oncorhynchus tshawytscha are selecting spawning habitat, constructing redds, and actively engaged in spawning. Concern over the detrimental effects of these fluctuations prompted us to quantify...
Fungal endophytes: diversity and functional roles
R. J. Rodriguez, J.F. White Jr. , A.E. Arnold, R. S. Redman
2009, New Phytologist (182) 314-330
All plants in natural ecosystems appear to be symbiotic with fungal endophytes. This highly diverse group of fungi can have profound impacts on plant communities through increasing fitness by conferring abiotic and biotic stress tolerance, increasing biomass and decreasing water consumption, or decreasing fitness by altering resource allocation. Despite more...
Continuous Tidal Streamflow and Gage-Height Data for Bass and Cinder Creeks on Kiawah Island, South Carolina, September 2007
Paul Conrads, John W. Erbland
2009, Open-File Report 2009-1037
A three-dimensional model of Bass and Cinder Creeks on Kiawah Island, South Carolina, was developed to evaluate methodologies for determining fecal coliform total maximum daily loads for shellfish waters. To calibrate the model, two index-velocity sites on the creeks were instrumented with continuous acoustic velocity meters and water-level sensors to...
National assessment of historical shoreline change: a pilot study of historical coastal bluff retreat in the Great Lakes, Erie, Pennsylvania
Cheryl J. Hapke, Shamus Malone, Meredith G. Kratzmann
2009, Open-File Report 2009-1042
Coastal bluff retreat is a chronic problem along many high-relief coastlines in the United States. As coastal populations continue to grow and community infrastructures are threatened by erosion, there is increased demand for accurate information regard-ing trends and rates of bluff retreat. There is also a need for a comprehensive...
Magnitude and frequency of rural floods in the southeastern United States, 2006: Volume 1, Georgia
Anthony J. Gotvald, Toby D. Feaster, J. Curtis Weaver
2009, Scientific Investigations Report 2009-5043
A multistate approach was used to update methods for estimating the magnitude and frequency of floods in rural, ungaged basins in Georgia, South Carolina, and North Carolina that are not substantially affected by regulation, tidal fluctuations, or urban development. Annual peak-flow data through September 2006 were analyzed for 943 streamgaging...
Validation of a Ground-Water Flow Model of the Mississippi River Valley Alluvial Aquifer Using Water-Level and Water-Use Data for 1998-2005 and Evaluation of Water-Use Scenarios
Jonathan A. Gillip, John B. Czarnecki
2009, Scientific Investigations Report 2009-5040
A ground-water flow model of the Mississippi River Valley alluvial aquifer in eastern Arkansas, developed in 2003 to simulate the period of 1918-98, was validated with the addition of water-level and water-use data that extended the observation period to 2005. The original model (2003) was calibrated using water-level observations from...
Occurrence of emerging contaminants in water and bed material in the Missouri River, North Dakota, 2007
William C. Damschen, Robert F. Lundgren
2009, Fact Sheet 2009-3007
The U.S. Geological Survey (USGS), in cooperation with the Standing Rock Sioux Tribe, conducted a reconnaissance study to determine the occurrence of emerging contaminants in water and bed sediment within the Missouri River upstream and downstream from the cities of Bismarck and Mandan, North Dakota, and upstream from the city...
Effect of agricultural practices on hydrology and water chemistry in a small irrigated catchment, Yakima River Basin, Washington
K. A. McCarthy, Henry M. Johnson
2009, Scientific Investigations Report 2009-5030
The role of irrigation and artificial drainage in the hydrologic cycle and the transport of solutes in a small agricultural catchment in central Washington's Yakima Valley were explored using hydrologic, chemical, isotopic, age-dating, and mineralogical data from several environmental compartments, including stream water, ground water, overland flow, and streambed pore...
Meteorological Data near Rabbit Ears Pass, Colorado, U.S.A., 1984-2008
Douglas R. Halm, Larry D. Beaver, George H. Leavesley, Michael M. Reddy
2009, Data Series 415
In 1983, a snowmelt energy budget study was initiated by the U.S. Geological Survey on a small watershed near Rabbit Ears Pass, Colorado, to better understand snowmelt processes. The study included data collection from hydrological and meteorological instrumentation. Interest in long term, high-altitude meteorological sites has increased recently due to...
Summary of Suspended-Sediment Concentration Data, San Francisco Bay, California, Water Year 2006
Paul A. Buchanan, Megan A. Lionberger
2009, Data Series 362
Suspended-sediment concentration data were collected by the U.S. Geological Survey in San Francisco Bay during water-year 2006 (October 1, 2005-September 30, 2006). Optical sensors and water samples were used to monitor suspended-sediment concentration at two sites in Suisun Bay, one site in San Pablo Bay, two sites in Central San...
Hydrogeology of the Lake Tahoe Basin, California and Nevada
Russell W. Plume, Mary L. Tumbusch, Toby L. Welborn
2009, Scientific Investigations Map 3063
Ground water in the Lake Tahoe basin is the primary source of domestic and municipal water supply and an important source of inflow to Lake Tahoe. Over the past 30-40 years, Federal, State, and local agencies, and research institutions have collected hydrologic data to quantify the ground-water resources in the...
Evaluating sampling strategies for larval cisco (Coregonus artedi)
Jared T. Myers, Jason D. Stockwell, Daniel L. Yule, J.A. Black
2009, Journal of Great Lakes Research (34) 245-252
To improve our ability to assess larval cisco (Coregonus artedi) populations in Lake Superior, we conducted a study to compare several sampling strategies. First, we compared density estimates of larval cisco concurrently captured in surface waters with a 2 × 1-m paired neuston net and a 0.5-m (diameter) conical net....
Sediment Loads and Yield, and Selected Water-Quality Parameters in Clear Creek, Carson City and Douglas County, Nevada, Water Years 2004-07
Ralph L. Seiler, James L. Wood
2009, Scientific Investigations Report 2009-5005
Some reaches of Clear Creek above U.S. Highway 395 have experienced severe erosion as a result of fires, extreme precipitation events, and past and current human activities in the basin. Previous evaluations of erosion in the basin have concluded that most of the sediment produced and transported in the basin...
Water-level conditions in selected confined aquifers of the New Jersey and Delaware coastal plain, 2003
Vincent T. DePaul, Robert Rosman, Pierre J. Lacombe
2009, Scientific Investigations Report 2008-5145
The Coastal Plain aquifers of New Jersey provide an important source of water for more than 2 million people. Steadily increasing withdrawals from the late 1800s to the early 1990s resulted in declining water levels and the formation of regional cones of depression. In addition to decreasing water supplies, declining...
Ground-Water Quality Data in the Upper Santa Ana Watershed Study Unit, November 2006-March 2007: Results from the California GAMA Program
Robert Kent, Kenneth Belitz
2009, Data Series 404
Ground-water quality in the approximately 1,000-square-mile Upper Santa Ana Watershed study unit (USAW) was investigated from November 2006 through March 2007 as part of the Priority Basin Project of the Groundwater Ambient Monitoring and Assessment (GAMA) Program. The GAMA Priority Basin project was developed in response to the Groundwater Quality...
The performance of nearshore dredge disposal at Ocean Beach, San Francisco, California, 2005-2007
Patrick L. Barnard, Li H. Erikson, Jeff E. Hansen, Edwin Elias
2009, Open-File Report 2008-1347
Ocean Beach, California, contains an erosion hot spot in the shadow of the San Francisco ebb tidal delta that threatens valuable public infrastructure as well as the safe recreational use of the beach. In an effort to reduce the erosion at this location a new plan for the management of...
Trends in streamflow characteristics of selected sites in the Elkhorn River, Salt Creek, and Lower Platte River Basins, Eastern Nebraska, 1928-2004, and evaluation of streamflows in relation to instream-flow criteria, 1953-2004
Benjamin J. Dietsch, Julie A. Godberson, Gregory V. Steele
2009, Scientific Investigations Report 2009-5011
The Nebraska Department of Natural Resources approved instream-flow appropriations on the Platte River to maintain fish communities, whooping crane roost habitat, and wet meadows used by several wild bird species. In the lower Platte River region, the Nebraska Game and Parks Commission owns an appropriation filed to maintain streamflow for...
Potentiometric Surface of the Upper Floridan Aquifer in the St. Johns River Water Management District and Vicinity, Florida, September 2008
Sandra L. Kinnaman, Joann F. Dixon
2009, Scientific Investigations Map 3070
This map depicts the potentiometric surface of the Upper Floridan aquifer in the St. Johns River Water Management District and vicinity for September 2008. Potentiometric contours are based on water-level measurements collected at 589 wells during the period September 15-25, near the end of the wet season. Some contours are...
Physiological development and vulnerability to Ceratomyxa shasta of fall-run Chinook Salmon in the Upper Klamath River Watershed
Alec G. Maule, Scott P. Vanderkooi, John B Hamilton, Richard Stocking, Jerri Bartholomew
2009, North American Journal of Fisheries Management (29) 1743-1756
We evaluated a stock for restoring runs of fall Chinook salmon Oncorhynchus tshawytscha in the Upper Klamath River basin by monitoring its development in Iron Gate Hatchery and in net-pens in the Williamson River and Upper Klamath Lake in Oregon. We transferred age-1 hatchery fall Chinook salmon to net-pens in...
