runoff sampling Articles

  • InfoWorks RS aids priority river flood modeling in New Zealand

    Project Background Innovyze’s InfoWorks RS has been the key software in helping to formulate flood risk reduction strategies throughout the Northland Region of New Zealand, an area of approximately 14,000 km2 on the northern tip of New Zealand’s North Island. The Northland Region has a predominately tropical climate. In recent years a number of tropical storms have ...


    By Innovyze

  • Homeland Security for Drinking Water Supplies

    As it has done with other jurisdictions, Congress has recently passed legislation aimed at protecting our nation's drinking water resources. Historically, water supply protection has been a high priority, including reservoir protection, continuous monitoring, and secure and redundant facilities to ensure an uninterrupted supply of drinking water. The Clean Water Act (1972), requires pollution ...


    By AECOM

  • Mining Related Sediment Impacts: Causes, Significance and Solutions1

    The ProblemAs with many production activities related to the use of natural resources, initial legacies in the form of negative impactsare often characterized by acute pollution of surface waters. In the case of the mining industry, long after the originalmining-related activity ceases, residues such as tailings, spoil piles, sediments in settling ponds or sediments reaching natural ...


  • Alien fish eradication improves water quality at Century City - case study

    NCC planned and implemented an alien fish eradication programme to solve a looming water quality crisis at one of South Africa’s premier retail, office and residential developments. Century City, first established in 2002, is a large mixed-use development covering 250 hectares of land along the N1 near the centre of Cape Town. It includes the Canal Walk shopping mall, Ratanga Junction ...

  • What to do about the antidepressants, antibiotics and other drugs in our water

    As pharmaceuticals taint rivers and lakes, scientists search for solutions. There’s no way around it, the headlines are disturbing. And they come, not from tabloids or click-bait blogs, but from papers published in scientific journals. They describe fish and birds responding with altered behavior and reproductive systems to antidepressants, diabetes medication, and other ...


    By Ensia

  • Compost Operators Forum · Modeling a Compost Facility

    GEORGIA leads the nation in poultry production, processing nearly 1.5 billion birds a year. A majority of the poultry operations are concentrated in north Georgia. With over 1.5 million tons of poultry litter produced on an annual basis, some of the resulting issues facing the poultry production industry include: Reduced land area on farms to apply increasing amounts of litter; Increasing buffer ...


  • Mercury Analysis

    Characteristics of Mercury What is Mercury? Mercury is a naturally occurring silver-colored metallic element noted for its occurrence as a liquid at room temperature and toxic to living organisms. This silvery, opaque liquid metal is very dense, yet has a high surface tension that causes it to form tiny perfect spheres in the pores of the rocks it is found in. It is ...


    By HORIBA Europe GmbH

  • Eco-Hydrology

    The Habitats Directive and the Environment Agency’s Restoring Sustainable Abstraction programme (RSAp) have focused attention on a large number of wetland sites across the country. Some of these are large, high profile sites that have been subject to many detailed studies in the past. However, many sites have had little work carried out on them and the behaviour of their hydrological ...


    By ESI Consulting

  • Reputation Management and Quality Assurance throughout the Supply Chain

    Consumer driven economies abound, which is good news for retailers, manufacturers and brand owners, as well as criminals and fraudsters. How can the consumer goods industry protect itself from unscrupulous operators within the supply chain? The emergence and proliferation of global brands, international manufacturing and ever-growing supply chains, not only increase opportunities for ...


    By SGS

  • The productive environmental laboratory: BSK Labs boosts efficiency with Metrohm IC

    BSK Labs runs a number of environmental laboratories and service centers along the west coast of the US. A total of 70 employees – including microbiologists, chemists, lab technicians, and support staff – make sure that the 200 to 350 samples that come in every week are analyzed. BSK Labs specializes in potable water chemistry, ground water monitoring, storm water runoff, solid waste ...


    By Metrohm AG

  • Modular treatment system neutralizes process water

    A self-contained pH control and monitoring sys- tem for ready mixed operations yields clean water for recycling or permitted discharge to the environment. Fortrans' Model 5000S uses car- bon dioxide gas to neutralize high-pH process water, offering precise alkalinity monitoring and control of water in pits, settling basins and other containment areas, as it lowers total suspended solids. Designed ...


    By Fortrans, Inc.

  • Processing Wastewater through Reed Beds: BHP Steel Long Products Division

     In the semi-arid region surrounding Whyalla in South Australia, BHP is creating an artificial wetland that promises to make its effluent cleaner than its input water. The wetland is projected to cost around 40% of a conventional treatment works, with significantly less operating costs. The project will conserve one of the most precious resources in the world’s driest country - water - and ...


  • Model Build the Smart Way

    Wallingford Software’s InfoNet is used widely now as a data repository for collection systems and water supply systems, with a number of applications for managing, accessing, and displaying that data. However, InfoNet has other uses, including preparing input for model building, specifically the building of collection system models. Richard Allitt Associates (RAA) has developed a specific process ...


    By Innovyze

  • Understanding and Monitoring Hydrocarbons in Water

    Untitled Document 1. Introduction Oil contamination continues to be a very hot topic, due largely in part to recent catastrophic events with shipping ...


    By Arjay Engineering Ltd.

  • Integrated Environmental Risk Management in Real Estate Transactions

     Traditional risk management posits a rational, five-step process for managing risks. The outstanding differences between this traditional process and the environmental risk management process lie in the technicality and complexity of step one (identifying and analyzing environmental risk) and of the first part of step two (examining the feasibility of  alternative risk management, ...

  • Miller Argent case study

    On the hills above Merthyr Tydfil, Miller Argent is undertaking a highly ambitious land reclamation scheme that is also involving the extraction of coal by opencast methods. Known as the 'Ffos-y-fran Land Reclamation Scheme', this is the third and final phase of the East Merthyr Reclamation Scheme which is expected to run for another 17 years. The reclamation works will include the removal of ...


    By Partech (Electronics) Ltd.

  • Green Buildings: Economics and Policies

    Introduction Green building has received increased attention over the past decade from both environmental economists and policymakers. While there is no single definition of “green buildings” or its related policy, researchers and organizations tend to emphasize resource efficiency in building and reducing the impacts of buildings on human health and the environment. ...


    By Oxford Journals

  • Organic Strategies for Today`s Business Environment

    In Today’s Business Environment, Successful Businesses Use Organic Strategies To Add Value Organic Strategies Assure Businesses Minimize Risk, Maximize Value And Optimize Performance while achieving hit ratios in excess of 90% Today’s globally transparent business environment, feeding off the information highway, has brought an end to some traditional business/sales theories. In a global ...


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