Technology & Engineering - General

Nutrient pollution in the form of excess nitrogen and phosphorus inputs is a well-known cause of water-quality degradation that has affected water bodies across the Nation throughout the 20th century. The recognition of excess nutrients as pollution developed later than the recognition of other...

The majority of filtered total mercury in the marine water of Sinclair Inlet originates from salt water flowing from Puget Sound. About 420 grams of filtered total mercury are added to Sinclair Inlet each year from atmospheric, terrestrial, and sedimentary sources, which has increased...

Groundwater quality in the approximately 3,900-square- mile (mi2) San Diego Drainages Hydrogeologic Province (hereinafter San Diego) study unit was investigated from May through July 2004 as part of the Priority Basin Project of the Groundwater Ambient Monitoring and Assessment (GAMA) Program. The study unit...

A spatially extensive assessment of the environmental controls on mercury transport and bioaccumulation in stream ecosystems in New York and South Carolina was conducted as part of the U.S. Geological Survey National Water-Quality Assessment Program and included the determination of suvial transport of mercury...

The U.S. Geological Survey (USGS), in cooperation with the U.S. Department of Energy, evaluated a three-dimensional model of groundwater flow in the fractured basalts and interbedded sediments of the eastern Snake River Plain aquifer at and near the Idaho National Laboratory to determine if...

The upper Klamath Basin encompasses about 8,000 square miles, extending from the Cascade Range east to the Basin and Range geologic province in south-central Oregon and northern California. The geography of the basin is dominated by forested volcanic uplands separated by broad interior basins....

The U.S. Geological Survey (USGS) is committed to providing the Nation with reliable scientific information that helps to enhance and protect the overall quality of life and that facilitates effective management of water, biological, energy, and mineral resources (http: //www.usgs.gov/). Information on the Nation's...

The Big Bear Valley, located in the San Bernardino Mountains of southern California, has increased in population in recent years. Most of the water supply for the area is pumped from the alluvial deposits that form the Big Bear Valley groundwater basin. This study...

In 2007, the Ute Mountain Ute Tribe requested that the U.S. Environmental Protection Agency and U.S. Geologi- cal Survey conduct an independent evaluation of potential offsite migration of radionuclides and selected trace ele- ments associated with the ore storage and milling process at an...

The Mosier area lies along the Columbia River in northwestern Wasco County between the cities of Hood River and The Dalles, Oregon. Major water uses in the area are irrigation, municipal supply for the city of Mosier, and domestic supply for rural residents. The...

Groundwater quality in the southern San Joaquin Valley was investigated from October 2005 through March 2006 as part of the Priority Basin Project of the Groundwater Ambient Monitoring and Assessment (GAMA) Program. The GAMA Priority Basin Project is conducted by the U.S. Geological Survey...

The New Jersey Pinelands is an ecologically diverse area in the southern New Jersey Coastal Plain, most of which overlies the Kirkwood-Cohansey aquifer system. The demand for groundwater from this aquifer system is increasing as local development increases. Because any increase in groundwater withdrawals...

A groundwater-flow model was developed to contribute to an improved understanding of water resources in the Chambers-Clover Creek Watershed. The model covers an area of about 491 square miles in western Pierce County, Washington, and is bounded to the northeast by the Puyallup River...

This report summarizes the lessons learned from 68 maintenance rule (MR) baseline inspections (MRBIs) conducted at plants holding operating licenses in accordance with Title 10, Part 50, of the Code of Federal Regulations (CFR) and 3 MRBIs conducted at plants with decommissioning certifications in...

Many extremes and their associated impacts are now changing. For example, in recent decades most of North America has been experiencing more unusually hot days and nights, fewer unusually cold days and nights, and fewer frost days. Heavy downpours have become more frequent and...

The influence of greenhouse gases and particle pollution on our present and future climate has been widely examined and most recently reported in the Intergovernmental Panel on Climate Change (IPCC) Fourth Assessment Report. While both long-lived (e.g., carbon dioxide) and short-lived (e.g., soot) gases...

A scenario is a description of potential future conditions produced to inform decision-making under uncertainty. Scenarios can help inform decisions that involve high stakes and poorly characterized uncertainty, which may thwart other, conventional forms of analysis or decision support. Originally developed to study military...

This and a companion report constitute one of twenty-one Synthesis and Assessment Products called for in the Strategic Planfor the U.S. Climate Change Science Program. These studies are structured to provide high-level, integrated research results on important science issues with a particular focus on...

A primary objective of the U.S. Climate Change Science Program is to provide the best possible scientific information to support public discussion and government and private sector decision-making on key climate-related issues.Author: Susan J. Hassol,Christopher D. Miller,William J. MurrayISBN-10: 1500395811ISBN-13: 9781500395810Publisher: Createspace Independent Publishing...

Continental margins represent a potentially large, but largely unconstrained, flux of CO2 between the coastal ocean surface and atmosphere, with efforts to predict this flux generating estimates of either a sink or a source of approximately 1 Pg C yr-1, which is significant globally...

Nutrient and sediment fluxes and changes in fluxes over time are key indicators that water resource managers can use to assess the progress being made in improving the structure and function of the Chesapeake Bay ecosystem. The U.S. Geological Survey collects annual nutrient (nitrogen...

Lake Maumelle, located in central Arkansas northwest of the cities of Little Rock and North Little Rock, is one of two principal drinking-water supplies for the Little Rock, and North Little Rock, Arkansas, metropolitan areas. Lake Maumelle and the Maumelle River (its primary tributary)...

The objective of this report is to describe the regulatory processes that assures that any plant-specific licensing bases will provide reasonable assurance that the operation of nuclear power plants will not be inimical to the public health and safety to the end of the...

This draft document has been prepared by staff from the Risk and Benefits Group, Health and Environmental Impacts Division, Office of Air Quality Planning and Standards, U.S. Environmental Protection Agency. Any findings and conclusions are those of the authors and do not necessarily reflect...

This environmental impact statement (EIS) was prepared in response to an application submitted to the U.S. Nuclear Regulatory Commission (NRC) by the National Institute of Standards and Technology (NIST) to renew the operating license for the National Bureau of Standards Reactor (NBSR) for a...

Revision I to NUREG-1022 clarifies the immediate notification requirements of Title 10 of the Code of Federal Regulations, Part 50, Section 50.72 (10 CFR 50.72), and the 30-day written licensee event report (LER) requirements of 10 CFR 50.73 for nuclear power plants. This revision...

This report provides a comprehensive overview of the U.S. Nuclear Regulatory Commission's (NRC's) decommissioning program. Its purpose is to provide a stand-alone reference document that describes the decommissioning process and summarizes the status of decommissioning activities, under NRC jurisdiction, through September 30, 2006. This...

Based on a Policy Statement on Severe Accidents Regarding Future Designs and Existing Plants, the performance of a plant examination is requested from the licensee of each nuclear power plant. The plant examination looks for vulnerabilities to severe accidents and cost-effective safety improvements that...

An international workshop on Conceptual Model Development for Subsurface Reactive Transport Modeling of Inorganic Contaminants, Radionuclides, and Nutrients was held April 20- 24, 2004 at La Posada de Albuquerque in Albuquerque, New Mexico. The workshop was organized and convened by the Federal Working Group...

This compilation contains 30 reports issued by the Advisory Committee on Nuclear Waste (ACNW) during the sixteenth and seventeenth years of its operation. The reports were submitted to the Chairman and the Executive Director for Operations of the U. S. Nuclear Regulatory Commission (NRC)....

With the increase in the number of power reactors submitting applications for renewed licenses, the U.S. Nuclear Regulatory Commission (NRC) staff realized that members of the public near different power reactor sites had similar questions related to the license renewal process and the risks...

NUREG-1801, "Generic Aging Lessons Learned (GALL) Report," is referenced as a technical basis document in NUREG-1800, "Standard Review Plan for Review of License Renewal Applications for Nuclear Power Plants" (SRP-LR). The GALL Report identifies aging management programs (AMP), which were determined to be acceptable...

Building stakeholders need practical metrics, data, and tools to support decisions related to sustainable building designs, technologies, standards, and codes. The Engineering Laboratory of the National Institute of Standards and Technology (NIST) has addressed this high priority national need by extending its metrics and...

This Standard specifies a suite of algorithms that can be used to generate a digital signature. Digital signatures are used to detect unauthorized modifications to data and to authenticate the identity of the signatory. In addition, the recipient of signed data can use a...

The Truck Carrier Tool was designed in Microsoft Excel. Microsoft Excel is an electronic spreadsheet program used for storing and manipulating data. Microsoft Excel Forms were used to enable the functional capabilities of the Tool.Author: U. S. Environmental Protection AgencyISBN-10: 1500309486ISBN-13: 9781500309480Publisher: Createspace Independent...

This document describes the OPR-PPR computer program, which evaluates the importance to model predictions of one or more existing or potential observations, or of increased knowledge about one or more system parameters. OPR-PPR accomplishes this task using linear statistical inference, and reports the results...

This document describes the air quality modeling performed by EPA in support of the Tier 3 motor vehicle emission and fuel standards. A national scale air quality modeling analysis was performed to estimate the impact of the Tier 3 standards on future year annual...

This manual provides the physical and mathematical concepts for selected models used to interpret deformation measurements near active faults and volcanic centers.Author: Peter F. Cervelli,Jessica R. Murray,Maurizio BattagliaISBN-10: 1500298115ISBN-13: 9781500298111Publisher: Createspace Independent Publishing PlatformLanguage: EnglishPublished: 06/23/2014Pages: 106Format: PaperbackWeight: 0.58lbsSize: 11.02h x 8.50w x 0.22d

The U.S. Nuclear Regulatory Commission has updated the U.S. National Report for the Convention on Nuclear Safety. This report will be submitted for peer review at the second review meeting of the Convention on Nuclear Safety at the International Atomic Energy Agency in April...

This report documents the Multi-Model Analysis (MMA) computer code. MMA can be used to evaluate results from alternative models of a single system using the same set of observations for all models. As long as the observations, the observation weighting, and system being represented...

This report is designed to calculate simulated equivalents for observations related to advective groundwater transport that can be represented in a quantitative way by using simulated particle tracking data.Author: L. K. Kauffman,M. C. Hill,J. E. DickinsonISBN-10: 1500296538ISBN-13: 9781500296537Publisher: Createspace Independent Publishing PlatformLanguage: EnglishPublished: 06/23/2014Pages:...

The Stochastic Empirical Loading and Dilution Model (SELDM) is designed to transform complex scientific data into meaningful information about the risk of adverse effects of runoff on receiving waters, the potential need for mitigation measures, and the potential effectiveness of such management measures for...

A new analytical method has been developed and implemented at the U.S. Geological Survey National Water Quality Laboratory that determines a suite of 20 steroid hormones and related compounds in filtered water (using laboratory schedule 2434) and in unfiltered water (using laboratory schedule 4434)....

Interest in the use and development of our Nation's surface - and ground-water resources has increased significantly during the past 50 years. This work discusses field techniques for estimating water fluxes.Author: James W. Lebaugh,Donald O. RosenberryISBN-10: 150022281XISBN-13: 9781500222819Publisher: Createspace Independent Publishing PlatformLanguage: EnglishPublished: 06/16/2014Pages:...

The NRC Performance and Accountability Report presents the agency's program performance and financial management information during Fiscal Year 2006.Author: U. S. Nuclear Regulatory CommissionISBN-10: 1500202266ISBN-13: 9781500202262Publisher: Createspace Independent Publishing PlatformLanguage: EnglishPublished: 06/14/2014Pages: 182Format: PaperbackWeight: 0.96lbsSize: 11.02h x 8.50w x 0.39d

The techniques and standards for making discharge mea- surements at streamflow gaging stations are described in this publication. The vertical axis rotating-element current meter, principally the Price current meter, has been traditionally used for most measurements of discharge; however, advancements in acoustic technology have...

The U.S. Nuclear Regulatory Commission (NRC) Performance and Accountability Report presents the agency's program performance and financial manage- ment information for fiscal year (FY) 2010. The annual report provides the public with an opportunity to as- sess how effectively the NRC uses its funds...

The safety evaluation report documents the technical review of the Vogtle Electric Generating Plant, Units 1 and 2 license renewal application by the United States Nuclear Regulatory Commission staff.Author: U. S. Nuclear Regulatory CommissionISBN-10: 1500153753ISBN-13: 9781500153755Publisher: Createspace Independent Publishing PlatformLanguage: EnglishPublished: 06/10/2014Pages: 118Format: PaperbackWeight:...

This safety evaluation report documents the technical review of the Beaver Valley Power Station, Units 1 and 2, license renewal application by the United States Nuclear Regulatory Commission staff.Author: U. S. Nuclear Regulatory CommissionISBN-10: 1500154083ISBN-13: 9781500154080Publisher: Createspace Independent Publishing PlatformLanguage: EnglishPublished: 06/10/2014Pages: 182Format: PaperbackWeight:...

This document is a safety evaluation report (SER) on the license renewal application (LRA) for Columbia Generating Station (Columbia), as filed by Energy Northwest (the applicant). By letter dated January 19, 2010, Energy Northwest submitted its application to the U.S. Nuclear Regulatory Commission (NRC)...