water quality testing Articles

  • Validation of Salt Water Disposal Well Treatment Plants with Handheld Oil in Water Sample Analyzer

    Salt Water Disposal (SWD) well operators often dispose a substantial volume of oil inadvertently when injecting salt water, thereby losing the opportunity to sell the oil on the market and potentially reducing the ability to inject water in the well. Injection facilities are typically operated with minimal instrumentation or system optimization, which means the operators don't know how much, or ...

  • 5 Common questions about fluoride in water

    Fluoride in water can be both naturally occurring, or artificially added. In the latter case, this is usually with the objective of aiding oral hygiene in populated areas. Because of its controlled addition in many water systems around the world, it has become associated with a number of different controversies, myths and confusion. Whether you are interested in monitoring fluoride in ...


    By Aquaread Limited

  • Monroe Environmental Saves Steel Mill $145,000 on Clarifier Upgrade and Meets Stringent Performance Requirements

    Challenge A prominent midwestern steel mill needed to put one of its blast furnaces back online in order to increase production and keep up with rising demand. Blast furnace “C”, said to be one of the most efficient blast furnaces in the world for its size, required a large volume of water to maintain proper operation, and the mill’s existing water treatment plant was ...

  • Water quality testing: solutions from catchment to waste

    Globally, over 80% of the wastewater generated by society flows back into the environment without being treated or reused.1Clean water is an essential part of daily life, from catchment all the way through to wastewater treatment, therefore analysis ...

  • Water Quality Monitoring and Testing Using an Environmental Logger

    Intelligent dataTaker System from CAS DataLoggers Water disruptions typically occur after a large amount of water has rapidly collected in a catchment area. As a result this water is subject to continual monitoring and testing for a variety of chemical and biological agents as well as clarity, rate of movement, and water levels for environmental management. Turbidity, conductivity, ...


    By CAS DATALOGGERS

  • Testing the Waters

    Last summer’s wave of tropical storms left the East Coast scrambling to ensure drinking water quality. Water Quality Products editorial intern Raissa Rocha spoke with Marc Hamel of testing equipment manufacturer Horizon Technology Inc. to discuss the impact weather events may have on water quality. Raissa Rocha: What is your experience with ...


    By Horizon Technology, Inc.

  • Water quality in healthcare

    Rivers are important freshwater resources for many countries and human beings around the world. Social well being, economics and political development have been largely related to the availability and distribution of these freshwater resources. In many parts of the world the adverse health impacts of water supply from rivers, dam construction, irrigation development and flood mitigation have led ...


    By Inderscience Publishers

  • Mining Water Quality Application

    Isaac Plains Coal Mine Isaac Plains is an open cut coal mine, in Northern Queensland, Australia. The Isaac Plains Project operates under an Environmental Authority (EA). One of the environmental monitoring requirements which must be met is monitoring water. These include potable water, mine affected water, natural creek flows, water releases, groundwater and the receiving environment. The ...


    By ANDalyze, Inc.

  • Water Quality Models

    ' In order to determine the impacts of a particular discharge on ambient water quality, it is usually necessary to model the diffusion and dispersion of the discharge in the relevant water body. The approach applies both to new discharges and to upgrading of existing sources. This note provides guidance on models that may be applicable in the context of typical Bank projects.' Introduction ...


    By The World Bank

  • Water quality in the Arosa Bay

    Background One of the great impediments to further development of shellfish aquaculture in the north-west region of Spain isa perception that industry expansion and tourism could have negative environmental effects on the coastal waters. Especially the bay around Villagarcia de Arosa is very famous because of its excellent areas for shellfish farming. The government of Spain is ...


    By The OTT Hydromet Group

  • Ensuring Water Quality in Africa

    Water is essential for life, and “access to safe water is a fundamental human and, therefore, a basic human right.” With this statement and his address on World Water Day in 2001, United Nations Secretary-General Kofi Annan put a spotlight on what continues to be a global problem: clean water. This year completes the UN “Water for Life” international decade for ...


    By ASTM International

  • Sediment contact tests as a tool for the assessment of sediment quality in German waters

    A sediment contact test (SCT) battery consisting of five ecotoxicological test systems was applied to 21 native freshwater sediments characterized by a broad variety of geochemical properties and anthropogenic contamination. Higher plants (Myriophyllum aquaticum), nematodes (Caenorhabditis elegans), oligochaetes (Lumbriculus variegatus), zebrafish embryos (Danio rerio), and bacteria ...


    By John Wiley & Sons, Ltd.

  • Why is Calibration of Water Quality Testing Equipment so Important?

    The calibration of water quality testing equipment is as important as the tuning of a musical instrument. When people find out I’m a chemist, the first thing they ask me is, “Are you Walter White?” (This shows you the kind of people I typically run into). The second thing they ask me is, “Why is calibration so important?” Simply stated, calibration is how we adjust ...


    By In-Situ, Inc.

  • Water Quality Analysis Safeguarding Families

    Water is intensely purified and treated by water authorities before being ready for thousands of families. Everybody expects clean and safe tap water when turning on their taps. A water quality analysis center in Shanghi, China excels in its water testing and analysis with fully automatic potentiometric titration. Traditional Water Quality Analysis In order to ensure water hygiene and safety ...


    By Mettler - Toledo Int. Inc

  • 3 Common Water Quality Concerns

    About 10 percent of pond owners experience water quality problems in their ponds. Unfortunately, most pond owners pay little attention to managing the quality of water and never get it tested. As a result, the problem is detected only when it gets worst. Water quality is influenced by both natural processes and external environmental factors.Natural factors may include the types of rock and soil ...


    By LG Sonic

  • How to identify issues in water quality

    Water quality can mean different things to different people and therefore depends on what standard of quality one is looking for, for example, water may be fine for fish to live in but lack the quality required for human consumption. To measure the quality of water accurately, tests are carried out to identify several key indicators. These characteristics are then compared ...


    By Aquaread Limited

  • Advanced Water Quality Techniques Course

    Abstract:The development of a strategic water quality monitoring program is based on prioritizing risks to public safety and economic reality. The development of global standardized methods and protocols for automated water quality monitoring would facilitate international communication of water quality information and comparison of standardized methods and protocols. The three primary methods ...


  • What are the main indicators of water quality?

    “Water is the driving force of all nature;” so said Leonardo da Vinci. The survival of our planet depends on the availability of water and the condition that it is in. It is therefore vital to make sure that it is able to provide a hospitable environment for those that live in it, and is free from harmful levels of substances for those that drink it. Not ...


    By Aquaread Limited

  • Derivation of a water quality guideline for aluminium in marine waters

    Metal risk assessment of industrialised harbours and coastal marine waters requires the application of robust water quality guidelines to determine the likelihood of biological impacts. Currently there is no such guideline available for aluminium in marine waters. A water quality guideline of 24 μg total Al/L has been developed for aluminium in marine waters based on chronic 10 % inhibition or ...


    By John Wiley & Sons, Ltd.

  • Testing for Nitrates in Water, what are the Options?

    Nitrate is a naturally occurring substance in the environment and is commonly found in most water sources, it is usually only a cause for concern in areas where water supplies can be affected by farm runs offs and agriculture, its use as a fertiliser can cause increased levels in water supplies The ...


    By Camlab Limited

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