Forecast Mekong: navigating changing waters
Janine Powell
2011, General Information Product 126
The U.S. Geological Survey (USGS) is using research and data from the Mekong River Delta in Southeast Asia to compare restoration, conservation, and management efforts there with those done in other major river deltas, such as the Mississippi River Delta in the United States. The project provides a forum to...
Evaluation of LiDAR-acquired bathymetric and topographic data accuracy in various hydrogeomorphic settings in the Deadwood and South Fork Boise Rivers, West-Central Idaho, 2007
Kenneth D. Skinner
2011, Scientific Investigations Report 2011-5051
High-quality elevation data in riverine environments are important for fisheries management applications and the accuracy of such data needs to be determined for its proper application. The Experimental Advanced Airborne Research LiDAR (Light Detection and Ranging)-or EAARL-system was used to obtain topographic and bathymetric data along the Deadwood and South...
User's manual for the National Water-Quality Assessment Program Invertebrate Data Analysis System (IDAS) software, version 5
Thomas F. Cuffney, Robin A. Brightbill
2011, Techniques and Methods 7-C4
The Invertebrate Data Analysis System (IDAS) software was developed to provide an accurate, consistent, and efficient mechanism for analyzing invertebrate data collected as part of the U.S. Geological Survey National Water-Quality Assessment (NAWQA) Program. The IDAS software is a stand-alone program for personal computers that run Microsoft Windows(Registered). It allows...
Geophysical logging data from the Mills Gap Road area near Asheville, North Carolina
Melinda J. Chapman, Brad A. Huffman
2011, Data Series 538
In September 2009, the U.S. Geological Survey (USGS) was requested to assist the Environmental Protection Agency (EPA) Region 4 Superfund Section in the development of a conceptual groundwater flow model in the area of the Mills Gap Road contaminant investigation near Asheville, North Carolina (Site ID A4P5) through an Interagency...
Wyoming groundwater-quality monitoring network
Gregory K. Boughton
2011, Fact Sheet 2011-3041
A wide variety of human activities have the potential to contaminate groundwater. In addition, naturally occurring constituents can limit the suitability of groundwater for some uses. The State of Wyoming has established rules and programs to evaluate and protect groundwater quality based on identified uses. The Wyoming Groundwater-Quality Monitoring Network...
Characteristics of suspended and streambed sediment within constructed chutes and the main channel at Upper Hamburg and Glovers Point Bends, Missouri River, Nebraska, 2008
Brenda K. Woodward, David L. Rus
2011, Open-File Report 2011-1049
The U.S. Army Corps of Engineers, Omaha District, as part of the Missouri River Bank Stabilization and Navigation Mitigation Project, has constructed 17 off-channel chutes along the channelized Missouri River, downstream from Sioux City, Iowa, to increase habitat diversity. To better understand characteristics of suspended and streambed sediment within these...
Floods of September 2010 in Southern Minnesota
Christopher A. Ellison, Christopher A. Sanocki, David L. Lorenz, Gregory B. Mitton, Gregory A. Kruse
2011, Scientific Investigations Report 2011-5045
During September 22-24, 2010, heavy rainfall ranging from 3 inches to more than 10 inches caused severe flooding across southern Minnesota. The floods were exacerbated by wet antecedent conditions, where summer rainfall totals were as high as 20 inches, exceeding the historical average by more than 4 inches. Widespread flooding...
Flood-inundation maps for the St. John and Fish Rivers in Fort Kent, Maine
Pamela J. Lombard
2011, Scientific Investigations Map 3157
Time-domain electromagnetic soundings collected in Dawson County, Nebraska, 2007-09
Jason Payne, Andrew Teeple
2011, Data Series 581
Between April 2007 and November 2009, the U.S. Geological Survey, in cooperation with the Central Platte Natural Resources District, collected time-domain electro-magnetic (TDEM) soundings at 14 locations in Dawson County, Nebraska. The TDEM soundings provide information pertaining to the hydrogeology at each of 23 sites at the 14 locations; 30...
Vegetation communities at Big Muddy National Fish and Wildlife Refuge, Missouri
Matthew A. Struckhoff, Keith W. Grabner, Esther D. Stroh
2011, Open-File Report 2011-1038
New and existing data were used to describe and map vegetation communities at Big Muddy National Fish and Wildlife Refuge. Existing data had been gathered during the growing seasons of 2002, 2003, and 2004. New data were collected in 2007 to describe previously unsampled communities and communities within which insufficient...
River-aquifer exchanges in the Yakima River basin, Washington
J. J. Vaccaro
2011, Scientific Investigations Report 2011-5026
Five categories of data are analyzed to enhance understanding of river-aquifer exchanges-the processes by which water moves between stream channels and the adjacent groundwater system-in the Yakima River basin. The five datasets include (1) results of chemical analyses of water for tritium (3H, a radioactive isotope of hydrogen) and the...
Estimated loads of suspended sediment and selected trace elements transported through the Clark Fork basin, Montana, in selected periods before and after the breach of Milltown Dam (water years 1985-2009)
Steven K. Sando, John H. Lambing
2011, Scientific Investigations Report 2011-5030
Milltown Reservoir is a National Priorities List Superfund site in the upper Clark Fork basin of western Montana where sediments enriched in trace elements from historical mining and ore processing have been deposited since the completion of Milltown Dam in 1908. Milltown Dam was breached on March 28, 2008, as...
Groundwater conditions and studies in Georgia, 2008-2009
Michael F. Peck, David C. Leeth, Jaime A. Painter
2011, Scientific Investigations Report 2011-5048
The U.S. Geological Survey collects groundwater data and conducts studies to monitor hydrologic conditions, better define groundwater resources, and address problems related to water supply, water use, and water quality. In Georgia, water levels were monitored continuously at 179 wells during 2008 and 181 wells during 2009. Because of missing...
EAARL Coastal Topography-Cape Hatteras National Seashore, North Carolina, Post-Nor'Ida, 2009: Bare Earth
J.M. Bonisteel-Cormier, Amar Nayegandhi, Xan Fredericks, J. C. Brock, C. W. Wright, D.B. Nagle, Sara Stevens
2011, Data Series 578
These remotely sensed, geographically referenced elevation measurements of lidar-derived bare-earth (BE) topography datasets were produced collaboratively by the U.S. Geological Survey (USGS), St. Petersburg Coastal and Marine Science Center, St. Petersburg, FL, and the National Park Service (NPS), Northeast Coastal and Barrier Network, Kingston, RI. This project provides highly detailed...
Magnitude and Frequency of Floods for Urban and Small Rural Streams in Georgia, 2008
Anthony J. Gotvald, Andrew E. Knaak
2011, Scientific Investigations Report 2011-5042
A study was conducted that updated methods for estimating the magnitude and frequency of floods in ungaged urban basins in Georgia that are not substantially affected by regulation or tidal fluctuations. Annual peak-flow data for urban streams from September 2008 were analyzed for 50 streamgaging stations (streamgages) in Georgia and...
The chronology for the d18O record from Devils Hole, Nevada, extended into the Mid-Holocene
J.M. Landwehr, W.D. Sharp, T.B. Coplen, K.R. Ludwig, I.J. Winograd
2011, Open-File Report 2011-1082
This report presents the numeric values for the chronology of the paleoclimatically relevant mid-to-late Pleistocene record of the ratios of stable oxygen isotope (delta18O) in vein calcite from Devils Hole, Nev., which recently had been extended into the mid-Holocene. Dating was obtained using 230Th-234U-238U thermal ionization mass spectrometry. Devils Hole is...
Conceptual ecological models to support detection of ecological change on Alaska National Wildlife Refuges
Andrea Woodward, Erik A. Beever
2011, Open-File Report 2011-1085
More than 31 million hectares of land are protected and managed in 16 refuges by the U.S. Fish and Wildlife Service (USFWS) in Alaska. The vastness and isolation of Alaskan refuges give rise to relatively intact and complete ecosystems. The potential for these lands to provide habitat for trust species...
Natural gas production and anomalous geothermal gradients of the deep Tuscaloosa Formation
Lauri Burke
2011, Open-File Report 2011-1086
For the largest producing natural gas fields in the onshore Gulf of Mexico Basin, the relation between temperature versus depth was investigated. Prolific natural gas reservoirs with the highest temperatures were found in the Upper Cretaceous downdip Tuscaloosa trend in Louisiana. Temperature and production trends from the deepest field, Judge...
WTAQ version 2-A computer program for analysis of aquifer tests in confined and water-table aquifers with alternative representations of drainage from the unsaturated zone
Paul M. Barlow, Allen F. Moench
2011, Techniques and Methods 3-B9
The computer program WTAQ simulates axial-symmetric flow to a well pumping from a confined or unconfined (water-table) aquifer. WTAQ calculates dimensionless or dimensional drawdowns that can be used with measured drawdown data from aquifer tests to estimate aquifer hydraulic properties. Version 2 of the program, which is described in this...
Surficial geology of the sea floor in Long Island Sound offshore of Orient Point, New York
K.Y. McMullen, L.J. Poppe, W. W. Danforth, D.S. Blackwood, J.D. Schaer, M.R. Guberski, D.A. Wood, E. F. Doran
2011, Open-File Report 2010-1100
The U.S. Geological Survey (USGS), the National Oceanic and Atmospheric Administration (NOAA), and the Connecticut Department of Environmental Protection (CT DEP) are working cooperatively to map and interpret features of the sea floor along the northeastern coast of the United States. This report presents multibeam bathymetry and sidescan-sonar data obtained...
Sea-floor geology and topography offshore in Eastern Long Island Sound
L.J. Poppe, K.Y. McMullen, S.D. Ackerman, D.S. Blackwood, J.D. Schaer, M.R. Forrest, A.J. Ostapenko, E. F. Doran
2011, Open-File Report 2010-1150
A gridded multibeam bathymetric dataset covers approximately 133.7 square kilometers of sea floor offshore in eastern Long Island Sound. Although originally collected for charting purposes during National Oceanic and Atmospheric Administration hydrographic survey H11997, these acoustic data, and the sea-floor sampling and photography stations subsequently occupied to verify them during...
Condition of streams in Independence, Missouri: What is being done to protect stream health and how citizens can help
Shelley L. Niesen, Dorris L. Bender, Richard H. Champion Jr., Eric D. Christensen, Thomas E. Harris
2011, Fact Sheet 2011-3033
No abstract available....
Analysis of long-term trends in flow from a large spring complex in northern Florida
Jack W. Grubbs
Eve L. Kuniansky, editor(s)
2011, Conference Paper, U.S. Geological Survey Karst Interest Group proceedings
Nonparametric regression analysis of historic flow and rainfall data was used to estimate declining flows in a river draining a large spring complex in northern Florida, USA. The analysis indicated that flow declined by an estimated 23 percent from 1900 to 2009. The rate of decline appeared to increase over...
Water Science Programs in Kansas
Andy Ziegler
2011, General Information Product 121
The USGS has collected hydrologic information in Kansas since 1895 with the first USGS Cooperative Water Program funding agreement for 6 streamflow gages with the Kansas Water Board. USGS collects streamflow and gage-height data; reservoir content; water-quality and water-quantity data; suspended-sediment data; and groundwater levels. Hydrologic studies are conducted on...
2008 Volcanic activity in Alaska, Kamchatka, and the Kurile Islands: Summary of events and response of the Alaska Volcano Observatory
Christina A. Neal, Robert G. McGimsey, James P. Dixon, Cheryl E. Cameron, Anton A. Nuzhdaev, Marina Chibisova
2011, Scientific Investigations Report 2010-5243
The Alaska Volcano Observatory (AVO) responded to eruptions, possible eruptions, and volcanic unrest or suspected unrest at seven separate volcanic centers in Alaska during 2008. Significant explosive eruptions at Okmok and Kasatochi Volcanoes in July and August dominated Observatory operations in the summer and autumn. AVO maintained 24-hour staffing at...
