water toxicity sampling News

  • Online Water Toxicity Monitoring

    Monitoring of water toxicity is of special importance, especially when surface water or ground water are used for the preparation of drinking water. Since a variety of substances are harmful for human being reliable online monitoring is recommended. LAR's online toxicity analyzer ...


    By LAR Process Analysers AG

  • Testing ecological toxicity in rivers

    Water quality in rivers is commonly classified according to its physical and chemical properties, but this may not fully describe its biological health. Polish researchers have tested a new method of water assessment, which looks at the toxicity to organisms of not just water, but also sediment and floodplain soil samples. This provides a more complete picture of a river's health and may help ...

  • Oceanographers discover toxic algae

    Louisiana State University, USA, researchers Sibel Bargu and Ana Garcia (Department of Oceanography and Coastal Sciences) have discovered toxic algae in vast, remote regions of the open ocean for the first time. The recent findings are published in the Proceedings of the National Academy of Sciences (PNAS). Harmful algal blooms (HABs) are reported as increasing both geographically and in ...

  • Continuous toxicity monitoring of wastewater

    Toxicity is the most common disturbance to biological treatment processes – especially for nitrification. The continuous toxicity monitoring proactively protects the waste water treatment plant and hence, secures to keep the plant running. LAR's online toxicity analyzer ...


    By LAR Process Analysers AG

  • Continuous Toxicity Monitoring

    The monitoring of water for unknown pollutants is of great importance, especially when surface water, drinking water or ground water are used. Since a variety of substances are harmful for human being reliable online monitoring is recommended. LAR's online toxicity ...


    By LAR Process Analysers AG

  • Toxic compounds in groundwater

    Research is being conducted on degrading a toxic compound found in groundwater systems around the world Vinyl chloride is a cancer-causing compound formed from solvents in groundwater systems under anaerobic conditions. These solvents are used in many industrial applications around the world and often belong to the most encountered groundwater pollutants in industrialized countries. Groundwater ...

  • BPA Labeled Toxic by Canadian Government

    EMSL Analytical provides bisphenol A (BPA) testing services to determine if the chemical is present in plastics or environmental samples to protect the public from exposure and health risks. Cinnaminson, NJ, October 19th, 2010 Last week the Canadian government classified bisphenol A as a toxic substance.  The material is used to make plastics and can be found in ...


    By EMSL Analytical, Inc.

  • Are Toxic Chemicals in Your Gardening Tools?

    Testing shows that many common gardening tools—including hoses, gloves, kneeling pads, shovels, and trowels—are contaminated with harmful chemicals, claims the nonprofit environmental group Ecology Center. CNN reports that the organization analyzed 200 popular gardening products and found that two-thirds of them contained significant levels of phthalates, bisphenol A (BPA), and lead. ...


    By EMSL Analytical, Inc.

  • Pelletized manure reduces Toxic runoff

    There is considerable amount of uncertainty concerning the environmental impacts that animal hormones have on surface water. Higher concentrations of hormones in waterways have been found to cause physiological and sexual impairment in fish and other aquatic species. However, a study from the University of Delaware that examined estrogen concentrations runoff from agricultural fields fertilized ...

  • Continuous toxicity monitoring in drinking water and groundwater is highly is recommended

    The monitoring of water for unknown pollutants is of great importance, especially when surface water, drinking water or groundwater are used. Since a variety of substances are harmful for human being reliable online monitoring is recommended. LAR's online toxicity ...


    By LAR Process Analysers AG

  • Toxic algae blooming in warm water from California to Alaska

    A vast bloom of toxic algae off the West Coast is denser, more widespread and deeper than scientists feared even weeks ago, according to surveyors aboard a National Oceanic and Atmospheric Administration research vessel. This coastal ribbon of microscopic algae, up to 40 miles wide and 650 feet deep in places, is flourishing amid unusually warm Pacific Ocean temperatures. It now stretches from at ...


    By Associated Press

  • Modern Water Installs First Microtox® Continuous Toxicity Monitor in the USA

    Modern Water plc (AIM:MWG), the owner of leading water technologies for the production of fresh water and monitoring of water quality, has recently launched an updated continuous toxicity monitor using its well-known Microtox® technology. Demand for this ground-breaking monitor has been high with the first unit being installed just after its launch at one of Aqua America, Inc.’s water ...

  • Toxicity tests improve the assessment of harbour sediment quality

    Harbour sediments should be tested for their toxic effects on living organisms in addition to being subject to the chemical, physical and biological tests usually conducted to assess water quality, according to recent research from Portugal. This would provide a better environmental assessment of dredged material to help guide port authorities’ decisions on its disposal. Under the Water ...

  • Fertilizers help toxic algae thrive in warming world

    Blue-green algae blooms that can turn toxic in freshwater lakes and can kill bathers, farm animals and domestic pets that drink the water are becoming more widespread across the world, according to new research. A combination of excess use of fertilizers containing phosphorus and nitrogen, untreated sewage releases, and warmer water caused by climate change is leading to an increasing threat of ...


    By Climate News Network

  • Toxics Persist in Washington Rivers, Lakes and Fish

    OLYMPIA, Washington - Toxic chemicals banned decades ago continue to linger in the environment and concentrate in the food chain, threatening people and the environment, according to three recent studies by the Washington state Department of Ecology. The new data on toxic contaminants in freshwater fish and sediments add evidence to the state's push to reduce and eliminate the use of toxic ...

  • Midwest`s postflood risk: toxic basements

    The oil, gasoline, fertilizers, and herbicides swept away by floodwaters in June pose an environmental challenge to the rain-soaked Midwest. But some of the most serious pollution problems may not lie outdoors. Instead, they could well lurk indoors in waterlogged basements and first floors of homes and businesses, where everything from cleaning agents to toxic metals accumulate in silt and mold. ...


    By Axcess News

  • Modern Water’s Microtox® Continuous Toxicity Monitor Safeguards Drinking Water Supply for One of Poland’s Largest Cities

    Modern Water plc (AIM:MWG), the owner of leading water technologies for the production of fresh water and monitoring of water quality, has recently completed the installation of its first Microtox® Continuous Toxicity Monitors (CTM) in Poland. The client, Aquanet S.A. operates water and wastewater treatment plants for the city of Poznań, located in Western Poland and commissioned the ...

  • Decades after their Ban Toxic PCBs are Still a Threat

    The indoor air quality consulting experts at Future Environment Designs provide environmental testing solutions for polychlorinated biphenyls (PCBs).  Although no longer commercially produced in the United States, PCBs may still be present in products and materials produced before 1979.  PCBs belong to a broad family of man-made organic chemicals known as chlorinated hydrocarbons. ...


    By Cochrane & Associates, LLC

  • Early signs indicate New Mexico water wells unharmed by gold mine toxic release

    While the August 5 toxic waste release from Colorado’s Gold King Mine into Colorado’s Animas River presents the potential for contamination of groundwater used by drinking water wells, early indications are that New Mexico wells may not be affected, the National Ground Water Association said today. “Continued vigilance in monitoring groundwater supplies along the river remain ...

  • U.S. EPA, Santa Rosa, regional water board, Russian Riverkeeper sample Colgan Creek for World Water Monitoring Day

    SAN FRANCISCO – As part of World Water Monitoring Day on October 9, the U.S. Environmental Protection Agency, along with the city of Santa Rosa, the North Coast Regional Water Quality Control Board, and Russian Riverkeeper, sampled five areas along Colgan Creek -- a creek with a history of serious pollution from urban runoff. Colgan Creek is a typical urban creek that flows about seven miles ...

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