self-contained sewage treatment News

  • Koyambedu Sewage Treatment Plant CHP - Biogas Production

    Established in 1979, Enviro Control Associates (I) Pvt. Ltd. is one of the leading Indian companies operating in the domain of Environmental Engineering. The company has a strong foothold in water treatment, sewage treatment, effluent treatment, municipal solid waste management, tertiary treatment and biogas based energy ...


    By Clarke Energy

  • Dosing upgrades enhance process performance at Hogsmill Sewage Treatment Works

    Three separate upgrades to the chemical dosing plant at Thames Water’s Hogsmill Sewage Treatment Works in Surbiton near Kingston-upon-Thames have improved efficiency and performance at the site and are also designed to meet the latest phosphate discharge consents into the River Thames. Working with partners, the upgrades were designed, built and installed by chemical dosing specialist, Gee & ...

  • Sewage plant or power house - new technology turns sewage into energy

    Penn State researchers have developed technology that combines bacterial degradation of waste water with energy extracted from the salt-water fresh-water gradient to produce power anywhere. Production of energy from the difference between salt water and fresh water is most convenient near the oceans, but using an ammonium bicarbonate salt solution, Penn State ...


    By GLOBE Foundation

  • Midwest groundwater tainted with sewage and chemicals

    Raw sewage is flowing into rivers and streams across central and eastern Iowa as one after another wastewater facilities are inundated by the record floods that have swept the state during the past two weeks. Livestock manure is also part of the nasty mix, along with spilled fuel and chemicals, all heading to the flooding Mississippi River and down to the Gulf of Mexico. The U.S. Environmental ...

  • Supercritical water oxidation of sewage sludge

    ABSTRACT Supercritical water oxidation (SCWO) is an innovative and effective destruction method for organic wastewater and sludge. Several tests of the destruction of sewage sludge by SCWO have been done at two state of the art pilot plants. These units have capacities of 250 kg/h and 1100 kg/h, respectively. The test results show that the technology easily destroys the organic ...


    By SCFI Group Limited

  • A Sewage Treatment Plant Goes Underground Using In-Pipe Technology Company, Inc. Bioaugmentation

    Villalba de los Barros, a small municipality located in the province of Badajoz, Extremadura, Spain uses a new treatment process that causes the sewer collection system to work like a wastewater treatment plant (WWTP). Like any other town of its size (1,800 people), Villalba de los Barros has a sewage treatment plant to comply with ever more stringent European limitations on discharges into ...


    By PRWeb

  • Outotec to build the largest and most advanced sewage sludge thermal treatment plant in Switzerland

    Outotec has signed a contract with the City of Zürich (represented by Entsorgung und Recycling Zürich), on the design and turnkey delivery of the largest and most advanced sewage sludge thermal treatment plant in Switzerland. Outotec's contract value is nearly EUR 50 million, of which the first phase engineering will be included in Outotec's 2012 order intake, and the main delivery ...


    By Outotec Oyj

  • Silver nanoparticles in sewage sludge harmful to soil microorganisms

    Recent research has found that silver nanoparticles in sewage sludge, which is used on agricultural land as a fertiliser, can be toxic to soil microorganisms. The researchers calculated that a maximum of 30mg of silver nanoparticles per kilogram of sludge can be applied to land before harm occurs, based on typical application rates in Germany of five tons per hectare of farmland every three ...

  • EEC EUROPE LTD launches new complete sewage pre-treatment head works plan

    These unique packaged plants offer complete preliminary treatment to raw sewage OR sewage from septic tanks, and can be operated effectively with EEC containerised Biological Treatment Plants. The plant is fully automatic and incorporates their control for complete independence from other works. They combine the following operations: • Fine Screening • Screening Washing & Compaction • ...


  • Community in Erin Brockovich Film at Risk of Sewage Sludge

    SAN BERNARDINO, California, (ENS) - Four environmental groups have filed an appeal with the San Bernardino County Board of Supervisors seeking to overturn the Planning Commission’s approval of an open air sewage sludge treatment facility near the community of Hinkley. The Center for Biological Diversity, Helphinkley.org, Desert Citizens Against Pollution, and the Center on Race, ...

  • U.S. addresses sewage discharge violations in Unalaska

    The U.S. Department of Justice (DOJ) has filed a Clean Water Act complaint on behalf of the U.S. Environmental Protection Agency (EPA) against the City of Unalaska, Alaska, and the State of Alaska for long-standing and repeated Clean Water Act violations. According to the complaint, from October 2004 to October 2010, the city’s wastewater treatment plant reported more than 4,800 violations ...

  • Phosphorus shortage solved through sewage recovery

    Phosphate is a key component in food production and an important element in fertilisers. The expectation is that easily extractable reserves of phosphate will be exhausted within fifty to ninety years due to the growing demand. Grontmij is working on finding a solution and on the more effective use of phosphate. The recovery and reuse of phosphate from waste water plays an important role in this. ...

  • Sewage Pollution Still Widespread in Waterways across the U.S.

    According to the Huffington Post, the infamous Gowanus canal in Brooklyn, N.Y. receives countless gallons of sewage—often untreated—and unsanitary debris that overflow the city’s multi-use pipes after a rainstorm. Even after the rain stops, the noxious water remains in the sulfuric-smelling canal. Although this waterway is an extreme example, it is one of many that are polluted ...


    By EMSL Analytical, Inc.

  • Manure and sewage can provide crops with more phosphorus than chemical fertilisers

    Phosphorus in sewage and manure could be more available to crops than previously thought, suggests new research. The study found that some forms of sewage and manure treatment provided plants with more phosphorus than conventional inorganic fertilisers. Over the past 50 years, chemical fertilisers containing inorganic phosphorus have boosted crop yields and food production across the globe. ...

  • Green sewage plant could be powered by its own waste gas

    Engineers in the US are using rocket-thruster technology to create a self-powered sewage treatment process that also reduces greenhouse gas emissions.  Using microbes to break down sewage produces nitrous oxide and methane, which contribute to climate change. Now a team at Stanford University in Califronia hopes to increase production of these gases so the methane can be used as fuel and the ...


    By GLOBE Foundation

  • EPA releases new report on sewage pollution in New York and New Jersey

    When it rains, did you ever think about where all that rainwater is going? It flows down storm drains, carrying pollution from the streets, and if it is a heavy rain, causes sewage to overflow into rivers, lakes and streams. Sewer overflows, especially from combined sewer systems that carry sewage from buildings and stormwater from street drains, are a major environmental problem. The U.S. ...

  • U.S. Clean Water Act Settlement in Lima, Ohio, to Reduce Sewage Overflows

    The U.S. Environmental Protection Agency, the U.S. Department of Justice, and the State of Ohio today announced a Clean Water Act settlement with the City of Lima, Ohio, to resolve claims that untreated sewer discharges were released into the Ottawa River during wet weather. The proposed consent decree, lodged yesterday in U.S. District Court for the Northern District of Ohio, requires Lima to ...

  • Hurricane Sandy May Cause Sewage Contamination after Floods

    Although Hurricane Sandy has officially passed, many on the East Coast continue to feel the effects. Every East Coast state, from North Carolina to Massachusetts and as far in land as Michigan, experienced flooding, and an estimated eight million were without power as of Tuesday. In areas where extreme flooding occurs, sewage contamination usually follows. Environmental sewage contaminations not ...


    By EMSL Analytical, Inc.

  • IFAT CHINA 2008 - Solutions for handling mountains of sewage sludge

    China is facing huge problems because of an ever growing quantity of sewage sludge – the country urgently needs practical, ecological and economic solutions to deal with the situation. China is therefore looking abroad to see how foreign know-how and efficient technologies can be used. All of which will be showcased at the environmental trade fair IFAT CHINA, which takes place in Shanghai from 23 ...


    By Messe München GmbH

Need help finding the right suppliers? Try XPRT Sourcing. Let the XPRTs do the work for you