water standard News
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USGS partners with UA to build hydrologic instrumentation facility
The U.S. Geological Survey is partnering with the University of Alabama to construct a new Hydrologic Instrumentation Facility, a science and engineering facility that will support the agency’s Water Enterprise observing networks and research. Built on the northern end of campus, the HIF will support training, repairs, and calibration for hydrological equipment that monitors ...
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An effective flocculant and coagulant product to treat wastewater from a chocolate manufacturer
A prestigious chocolatier wants to optimize the chemical treatment of its wastewater. NISKAE was solicited to make a thorough analysis of its dirty waters. Precise laboratory testing has enabled the preparation of a last-generation flocculant and coagulant product. A custom-made formulation that produces clear and clean water, while respecting environmental standards! A prestigious ...
By Niskae Inc
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USGS Finds Elevated Levels of Arsenic, Radon, Methane in Some Private Wells in Lycoming County, Pennsylvania
Tests of 75 private drinking water wells in Lycoming County, in north-central Pennsylvania, found water from most of the sampled wells contained concentrations of radon that exceeded a proposed, nonbinding health standard for drinking water. Smaller percentages of the wells contained concentrations of arsenic or methane that exceed existing drinking water standards. The US Geological Survey ...
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Global support gathers for the acceptance of the MPN Method
DESMI Ocean Guard A/S announces that it will appeal US Coast Guard’s preliminary decision to not accept the MPN method for type approval testing of ballast water treatment systems. At the same time, important facts regarding the MPN method and reasons why the USCG should have accepted the MPN method are made available on a newly launched website: www.mpnballastwaterfacts.com. On December ...
By DESMI A/S
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New ASTM International standard Biodegradability of Plastics in the Sea
Laboratories will soon be able to use a new ASTM International standard to test and better understand biodegradability of plastics in marine environments. The new standard (soon to be published as D7991, Test Method for Determining Aerobic Biodegradation of Plastics Buried in Sandy Marine Sediment Under Controlled Laboratory Conditions) provides ways to simulate how plastics degrade in ...
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A Better Decontamination Plan
A proposed ASTM International standard will allow workers fueling vehicles and aircraft to test levels of microbial contamination before beginning the fueling process, thus avoiding the costs of decontaminating vehicle fuel tanks. The proposed new method — WK48076, Test Method for Screening Fuels and Fuel Associated Waters for Microbial Contamination Lateral Flow Immunoassay — will ...
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Report: Tests of ballast water treatment systems are flawed
Government-sanctioned tests of equipment designed to cleanse ship ballast water of invasive species are seriously flawed because they don't determine whether the systems will remove microbes that cause gastrointestinal illnesses, scientists said Wednesday. Ballast water provides stability for cargo ships in rough seas. But it's believed to have introduced numerous invaders to U.S. coastal waters ...
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Nitrate Reductase
A proposed new ASTM International test method will present a means to perform nitrate analysis of water without the use of hazardous chemicals. WK27289, Test Methods for Nitrite-Nitrate in Water by Nitrate Reductase, is being developed by Subcommittee D19.05 on Inorganic Constituents in Water, part of ASTM International Committee D19 on Water. William Lipps, business unit manager ...
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First WaterSense Labeled Product Available for Commercial Kitchens
The U.S. Environmental Protection Agency (EPA) has finalized the first WaterSense specification for a commercial kitchen product. EPA estimates that approximately 51 billion gallons of water is used every year to rinse dishes by close to 1 million food service establishments in the country. Pre-rinse spray valves—which remove excess food waste from dishes prior to dishwashing—are now ...
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California Proposes Hexavalent Chromium Drinking Water Standard
Last month, the Los Angeles Times published a report about California’s proposed drinking water standard for hexavalent chromium. It would be the nation’s first drinking water standard for a material that gained national attention after the release of the Erin Brockovich movie. According to the article, “At 10 parts per billion, the standard is 500 times greater than the ...
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Report that 20% of state´s wells face high arsenic points to Final Barrier
LISLE, Ill., April 23, 2013 /PRNewswire/ -- A report released last week by the US Geological Survey showing that one in five private wells in Pennsylvania face elevated arsenic levels offers powerful incentive to test and ensure treatment, according to the Water Quality Association. "There is hardly any issue more important than clean and healthy water, and this study sends a signal to well ...
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Battelle Creates Unique New Polyurethane
Battelle scientists have invented a novel, water-based polyurethane unlike any other -- environmentally responsible, cost-effective, soy-based and free of N-methyl-2-pyrrolidone (NMP) solvent. This new polyurethane has less odor than its petroleum-based counterpart and can be used in a wide variety of coatings and adhesives. Battelle's unique product is environmentally superior on two levels: ...
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Daimer Ships Steam Cleaners to Fight Salmonella in Restaurants
U.S.A – October 4, 2012 – Daimer Industries, Inc.®, the industry-leading supplier of commercial and industrial steam cleaner machines, has launched commercial steam cleaner systems with its patent-pending ATIS® (Advanced Thermal Ionic Sanitization®) technology to help reduce serious health problems frequently arising within the food service industry. The unique ...
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EarthSoft Announces Many New Interfaces
EarthSoft announced today many new interfaces for EQuIS Professional to multiple 3rd party software. FEFLOW, Risk3T, and other product integrations are now available for EQuIS. Other interfaces are also now available for LeapFrog Hydro, AutoCAD, ProUCL, SADA, MiniTab, Geochemist's WorkBench, Sanitas, AGS, R-Project, PetraSIM, and other software. EarthSoft also announced interfaces to several US ...
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New Research Shows Metal Exposure From Laundered Shop Towels May Exceed Permissible Levels Set by the EPA for Metals in Drinking Water
Gradient, a nationally recognized environmental and risk science consulting firm, today presented new data that show metal exposure from use of laundered shop towels may exceed the permissible levels allowed in drinking water. Gradient presented a poster describing its findings at the annual Society of Toxicology Annual Meeting and ToxExpo, which is taking place from March 11 through 15 in San ...
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Concerns Grow Over Radioactive Pollutants in Pennsylvania
Last month, The New York Times published a story about Pennsylvania environmental regulators calling waste treatment and drinking water facilities to increase testing for radioactive materials. The concerns have been prompted by a dramatic increase in natural gas drilling across the state. Wastewater from some of these drilling sites ends up at treatment plants. According to the article, ...
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Benzene Levels in Denver Waterway Are 400 Times Drinking Water Standards
The U.S. Environmental Agency (EPA) is trying to prevent benzene-contaminated water in Sand Creek from flowing into South Platte River, a major source of drinking and agricultural water for northeastern Colorado. Benzene is so toxic that even tiny amounts are considered dangerous; therefore, the EPA has set a national standard for the compound’s concentration in drinking water of 5 ...
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ASTM E1366 - 11 standard practice for standardized aquatic microcosms: fresh water
A microcosm test is conducted to obtain information concerning toxicity or other effects of a test material on the interactions among three trophic levels (primary, secondary, and detrital) and the competitive interactions within each trophic level. As with ...
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ASTM D7575 - 11 standard test method for solvent-free membrane recoverable oil and grease by infrared determination
The presence and concentration of oil and grease in domestic and industrial wastewater is of concern to the public because of its deleterious health, environmental, safety, and aesthetic effects. Regulations and standards have been established that require monitoring of oil and grease in water and wastewater. Note 1—Different oil and grease materials may have different infrared ...
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ASTM D7575 - 11 standard test method for solvent-free membrane recoverable oil and grease by infrared determination
The presence and concentration of oil and grease in domestic and industrial wastewater is of concern to the public because of its deleterious health, environmental, safety, and aesthetic effects. Regulations and standards have been established that require monitoring of oil and grease in water and wastewater. Note 1—Different oil and grease ...
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