Soil & Groundwater Articles

  • The 75-year history of soil sampling equipment supplier, AMS

    Almost 75 years ago in the small town of American Falls, Idaho, a man had a dream and a vision. Art Vollweiler had the philosophy that “everything was a work of Art.” Associating his name with everything he created meant something in 1942. It meant that everything he designed and built was made to last. Art’s assurance in quality has stood the test of time, and continues to be ...

  • Comparing nonreinforced and internally reinforced GCL

    Water is one of the most destructive forces on the planet, eroding everything from continents to human-made wonders. Water is also a vector by which contaminants spread from landfills and other waste reservoirs. Therefore, creating effective water seals has been a top concern in construction. For many years, factory-fabricated clay products have been the barrier of choice against water and other ...


    By Agru America, Inc.

  • Flow Rate Measurement in Full Pipes Using the Transit Time Method

    Particularly in large diameters the relevance of water volume measurement is growing. The challenge with cooling water or fresh water processes is to generate accurate flow recordings or to document and to control individual consumptions and withdrawal quantities. Flow detection, however, particularly in large diameters is highly demanding. In such cases the transit time measurement thanks to its ...


    By NIVUS GmbH

  • Treating drinking water with 99% removal - Case Study

    QED E-Z Tray® Air Stripper Treating Drinking Water with 99% Removal in Cedarburg, Wisconsin In October 2011, the Cedarburg, Wisconsin Light and Water Utility installed a QED E-Z Tray® (U.S. Patent Number 5,518,668) Air Stripper in a discreet addition to their existing production pump building. The E-Z Tray 72.6 handles a flow rate of ...


    By QED Environmental Systems

  • E-Z Trays an Integral Part of Levelland`s Groundwater Treatment - Case Study

    QED E-Z Tray® Air Strippers an Integral Part of Levelland's Groundwater Treatment System The refinery at the former Motor Fuels Corporation produced all grades of gasoline, tractor fuels, diesel, distillate products, and fuel oils. It closed in 1954 after 15 years of operation, and the refinery equipment was removed by 1958. The property has since been redeveloped, but the ...


    By QED Environmental Systems

  • World Oil: Method proves itself for field monitoring of asphaltene treatment programs

    Asphaltene deposition is a serious concern for operators, particularly in deepwater subsea systems, due to the immense capital costs of these developments; expense and challenges in performing remediation operations; and the potential for staggering amounts of lost or deferred production. Consequently, it is imperative that asphaltene concerns are evaluated thoroughly for new deepwater ...


    By Baker Hughes

  • How a contract research lab advanced its polymer characterization capabilities

    Realizing the Advantages of Ultra-High-Performance Size Exclusion Chromatography Compared to GPC Intertek is a global provider of quality and safety services designed to help businesses improve products, assets and processes, overcome market constraints and reduce risks. From auditing and inspection, to testing, training, and certification, Intertek enables customers to meet end ...


    By Waters Corporation

  • Top 10 Compliance Storylines from 2016

    For the compliance sector, 2016 was a critical year. It was a year in which regional government bodies around the globe took on greater responsibility as gatekeepers of environmental and human rights standards in the corporate sector. It was also the year of the investor, where corporate decision makers became more concerned with transparency and accountability in supply chains. ...


    By Assent Compliance Inc.

  • What is a wastewater treatment system and how does it work?

    For industrial companies producing wastewater as part of it’s process, some type of wastewater treatment system is usually necessary to ensure safety precautions and discharge regulations are met. The most appropriate wastewater treatment system will help the facility avoid harming the environment, human health, and a facility’s process or products (especially if the wastewater ...


    By SAMCO Technologies, Inc.

  • Learn How to Better Balance Equipment Performance and Worker Safety with Our Latest Application Note

    Do you want to ensure the safety and health of the workers at your warehouse and maximize the performance of the equipment they use? Here at E Instruments, we know that having a successful, and fully-functioning warehouse is dependent on whether or not the equipment is being maximized, and if the workers are working in a healthy environment that encourages productivity. However, we also know all ...

  • Hart`s E&P: Smart drillpipe technologies for the driller’s toolbox

    Advances in technology boost successful development of new LWD and drilling technology offshore the Norwegian Continental Shelf. Wired drillpipe (WDP) technology was implemented on a multiple-well project located offshore the Norwegian Continental Shelf. The operator’s main objective was to drill each well as cost-effectively as possible while making sure that the wellbore placement ...


    By Baker Hughes

  • The Phase 1 Environmental Assessment

    In today’s world where every property is subject to potential environmental risks a Phase 1 Environmental Site Assessment or ESA is an appropriate action to take. An ESA can help determine if the property has been contaminated by previous or current activities. The ESA can help protect the purchaser of a property from environmental risks prior to the closing on a property.  Lenders ...

  • Don’t let your safety slip away

    What’s at Stake The banana peel has been a famous prop for slapstick comedy for decades, but there’s nothing funny about the number of injuries associated with slips, trips and falls. Slips, trip and falls consistently rank among the top causes of both disabling injuries and deaths in all types of workplaces, from construction sites, to manufacturing operations to warehouses to ...


    By SafetySmart

  • Case study - Filtralite Fredrikstad

    When renovating the filters the waterworks was interested in testing alternative filter media and replaced the anthracite layer in one of the filters with Filtralite® media for evaluation. Filtralite® is a filter media made of expanded clay and delivered by Saint-Gobain (Weber). In March 2002 Filtralite® media was installed on top of the existing sand in one out of totally 8 filters. ...

  • U.S. troops get boost from soil sampling equipment supplier

    Top of the line soil sampling equipment isn’t the only thing that AMS produces. They also produce smiles on the faces of United States Troops overseas. The holidays can be lonely for U.S. troops, but it can also be immensely joyful when they know they have love and support from back home; not just from friends and family, but from complete strangers.  Rick Vollweiler, ...

  • Case study - Hong Kong

    To meet the forecasted increases in demand for potable water, the new Tai Po Water Treatment Works has been built in Hong Kong. The plant has a production capacity of 1200 Ml/day This solution strongly reduced the chlorine demand for the plant compared to the alternative execution with break point chlorina The water treatment works takes water from the river Dongjiang in the Guangdong ...

  • Case study - Control of dredging works in the Danube River - Austria

    The Austrian waterway management has introduced an automatic system to monitor a series of barges, which calculates the dredged material as a basis for handling invoices of the dredging companies. Before converting to a remote data transmission option, all calculations were entered manually. The datalogger saves the cost for hand-writing documentation of the dredging works by external staff and ...

  • Case study - Discharge measurement deep within a cave

    Research is currently being conducted in the Hessenhau cave, located in southern Germany. The cave is the deepest known within the Swabian Alps at 144m (472 ft) and has a stream running through it that connects it to other caves within the area. Discharge measurements were taken in different parts of the cave with the OTT MF pro electromagnetic current meter. Reaching the bottom of the cave ...

  • Case study - Well monitoring for a water supplier

    The municipality company, in city of Luebek, Germany, provides potable water for approximately 120,000 households, all pumped from more than 30 wells.  These wells have water levels as deep as 160 meters.  The water levels of these groundwater wells must be measured with the highest possible accuracy.  Previously, the pressure probe's analogue output signals (4…20mA) that ...

  • Case study - Flood warning station at Kriebstein, Saxony - Germany

    As flood-warning station and hydrometric base station with a catchment basin of 1754 km2 , reliable data monitoring is extremely important for the hydrological balance of Freiberg and for the whole area around the Mulde. The power plants, located up and down stream of this gauging station, influence the water level and water flow surrounding it.  As a solution for measuring the discharge, ...

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