geological survey Articles

  • Introduction to C. A. Hogentogler Award Article by David I. Stannard

    The 1991 C. A. Hogentogler Award was presented to David I. Stannard of the United States Geological Survey in Denver, Colorado. The Hogentogler Award is presented to the author or authors of a paper of outstanding merit on soil or rock for engineering purposes published by the Society. The award was established in 1953 to stimulate research, encourage the exchange of knowledge, and recognize ...


    By ASTM International

  • Linking infrastructure resilience to response requirements: the New Madrid Seismic Zone case

    Catastrophic events generate cascading and synergistic infrastructure failures that will produce unanticipated response requirements. Infrastructure failures not only influence the demands for services and commodities but also the mobility and capability of response organisations. This project modelled a catastrophic earthquake (M7.7) in the New Madrid Seismic Zone (NMSZ). The US Geological ...


    By Inderscience Publishers

  • A comparison of landscape structure inside and outside the gates: analysis of the regional landscapes of four US Department of Energy facilities using US Geological Survey quadrangle maps and FRAGSTATS

    The US Department of Energy (USDOE) facilities encompass large tracts of land that include important regional ecological resources. The historical development and continued operation of these facilities has changed the structure of regional landscapes. A quantitative analysis was performed to determine if patterns of land use within the boundaries of selected USDOE facilities could be ...


    By Inderscience Publishers

  • The Scientific Story of the Souris: Could the 2011 Flood Happen Again?

    If the current wet climate state of the Souris River Basin continues during the next 10 years, there is a 2 percent chance another extreme flood, similar to that of 2011, will occur, according to a recent report by the U.S. Geological Survey and North Dakota State Water Commission. These and other findings about past and future flooding of the Souris are available in an interactive webpage ...

  • Response to O'Reilly et al. (2014): Policy of the US Geological Survey on advocacy

    A statement in O'Reilly et al. (2013) alleging USGS Scientists have advocated bans of coal tar sealcoat is inaccurate. It is the policy of the USGS that our products, and communications remain neutral and not advocate, recommend, or prescribe actions. ...


    By John Wiley & Sons, Ltd.

  • Research on geologic hazard risk management in China based on geologic hazard survey and zoning

    China is a typical developing country. Risk management has become an inevitable trend in China's geologic hazard management and it is imperative to conduct geologic hazard risk evaluation. Although China has laid the foundation for geologic hazard survey and zoning, the large-scale geologic environment information is not fully available and the geologic hazard risk evaluation must be pressed ...


    By Inderscience Publishers

  • Geological Survey Department - Case Study

    Client Geological Survey Department Country Cyprus Background and objective The third largest island in the Mediterranean Sea is battling the subterranean penetration of salt water and long periods of drought, which cause water shortages. Water management in jeopardy The semi-arid climate on Cyprus makes great demands upon existing groundwater sources. These sources play a very important ...


    By Eijkelkamp Soil & Water

  • USGS, NASA Study Finds Widespread Coastal Land Losses from Gulf Oil Spill

    A new USGS-NASA study found widespread shoreline loss along heavily oiled areas of Louisiana's coast after the 2010 BP Deepwater Horizon oil spill and compared the erosion from the spill with coastal changes Hurricane Isaac caused in 2012. A pattern of dramatic, widespread shoreline loss along Louisiana’s coast caused by the 2010 BP Deepwater Horizon oil spill has been revealed by a ...

  • New Maps from Old Photos: Measuring Coastal Erosion

    U.S. Geological Survey scientists and their coauthors from the California Coastal Records Project have found a way to use historical aerial photographs not just to see evidence of coastal erosion, but to accurately measure how much has occurred over time. Applying a low-cost technique called “structure-from-motion” to five sets of oblique aerial photos spanning the years 2002 to ...

  • Widespread Plastic Pollution Found in Great Lakes Tributaries

    Tiny pieces of harmful plastic, called microplastics, are prevalent in many rivers that flow into the Great Lakes, according to a study published today in the journal Environmental Science & Technology. Results are also illustrated on a new USGS microplastics website. Microplastics fall off decomposing bottles and bags, wear off of synthetic clothing and are manufactured into some ...

  • Short‐term macroinvertebrate recruitment and sediment accumulation: A novel field chamber approach

    Stream‐deposited sediment is one of the major stressors affecting stream biota. Several methods exist to quantify stream sediment embeddedness, but they are relatively qualitative and operationally defined. The authors developed a short‐term in situ embeddedness chamber method to measure aquatic insect recruitment and associated sediment accumulation in a more quantitative, better replicated ...


    By John Wiley & Sons, Ltd.

  • Removal of Fallen Leaves Can Improve Urban Water Quality

    The timely removal of leaf litter can reduce harmful phosphorus concentrations in stormwater by over 80 percent in Madison, Wisconsin, according to a recent U.S. Geological Survey study. Autumn leaf litter contributes a significant amount of phosphorus to urban stormwater, which then runs off into waterways and lakes. Excessive amounts of nutrients like phosphorus and nitrogen can cause ...

  • Metal Mixture Modeling Evaluation project: 2. Comparison of four modeling approaches

    As part of the Metal Mixture Modeling Evaluation (MMME) project, models were developed by the National Institute of Advanced Industrial Science and Technology (Japan), the U.S. Geological Survey (USA), HDR׀HydroQual, Inc. (USA), and the Centre for Ecology and Hydrology (UK) to address the effects of metal mixtures on biological responses of aquatic organisms. A comparison of the 4 models, as ...


    By John Wiley & Sons, Ltd.

  • Large Precipitation Events are Critical in Replenishing Groundwater Resources

    Large precipitation events that occur about every 10 years are a critical source of recharge for replenishing groundwater resources, according to a new study by the U.S. Geological Survey and the Bureau of Reclamation. Groundwater is a vital source of water in the western United States, and will be increasingly important with continued population growth and climate variability. Understanding ...

  • A model for wave control on coral breakage and species distribution in the Hawaiian Islands

    The fringing reef off southern Molokai, Hawaii, is currently being studied as part of a multi-disciplinary project led by the US Geological Survey. As part of this study, modeling and field observations were utilized to help understand the physical controls on reef morphology and the distribution of different coral species. A model was developed that calculates wave-induced hydrodynamic forces on ...


    By Springer-Verlag GmbH

  • Tools for assessing sea level rise vulnerability

    Increasing sea level has the potential to place important infrastructure we rely on every day at risk, yet we lack good data to make decisions on what to do, when, and with what priority. The objectives of the research were to develop a method for estimating the time scales for various increments of sea level rise (SLR) throughout the 21st century, develop an accurate methodology for predicting ...


    By IWA Publishing

  • What is SDI-12

    SDI‑12 was originally developed in 1988 for microprocessor-based environmental sensors. In 1992, the SDI‑12 documentation was refined by NR Systems, under contract with the U.S. Geological Survey. The intention was to provide a common sensor interface for environmental data collection equipment. The SDI‑12 technical committee continues to maintain the standard. Electrically, ...


    By Dyacon, Inc.

  • ITRC position paper for passive diffusion sampling, 2002

    This document is intended to facilitate the use of polyethylene diffusion bag (PDB) samplers for long-term monitoring (LTM). The guidelines presented in Sections 2 and 3 relate to appropriate implementation, data interpretation, and regulatory issues of concern. Although diffusion samplers can be useful for many different activities and have membranes composed of various materials, this ...


    By EON Products Inc.

  • Comparing influence of combinations of precipitation loss and rainfall excess-runoff transform models to flood flow rate in a flatland watershed

    Hydrologists can use many different precipitation loss rate functions and rainfall-excess transform techniques to develop watershed runoff hydrographs. For the most part, they can apply the loss and transform approaches in nearly any combination. To evaluate some of the many possible groupings, we formed a matrix of three commonly used precipitation loss rate models and three rainfall-excess ...


    By Inderscience Publishers

  • Designing a topo map for search and rescue

    A child is lost in the forest. An elderly dementia patient wanders away from home. A hiker is overdue from a weekend outing. These scenarios happen daily around the world and wilderness search and rescue teams are called in to find that missing person. Wilderness SAR teams are specially trained to travel in small groups over varying terrain in all weather, day and night. The lives saved by SAR ...


    By Azimuth1

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