dispersion modeling ambient News

  • Real Time Air Dispersion Modelling

    WKC reach a major milestone in the implementation of a facility-wide REAL-TIME AIR DISPERSION MODELLING system at a major refinery in the Sultanate of Oman; WKC has successfully combined its air quality consultancy experience with a sophisticated real-time modelling software package to provide a powerful tool in the management of impacts to ambient air quality. ...


    By WKC Group

  • WKC Presents on Real-Time Air Dispersion Modelling

    WKC presents on real-time air dispersion modelling at the joint NACA and IAIAsa seminar, May 2016 WKC was invited to present on real-time air dispersion modelling at the joint National Association for Clean Air (NACA) KwaZulu Natal (KZN) and South African Affiliate of the International ...


    By WKC Group

  • ADMLC report on dispersion from agricultural sources published

    ‘A review of the limitations and uncertainties of modelling pollutant dispersion from non-point sources’ was published earlier this year. This report presents a detailed literature review, including a summary of agricultural and bioaerosol source parameter ranges particularly of interest to those modelling multiple releases from low-level sources in the vicinity of farm sheds. Results ...

  • Ormantine to Exhibit at the EPA National Ambient Air Monitoring Conference

    Ormantine USA will be exhibiting at the National Ambient Air Monitoring Conference, where we will present our latest air quality monitoring products, including the Rapid Air Monitor for VOCs and inorganic compounds. EPA in conjunction with NACAA will hold the National Air Quality Conference - Ambient Air Monitoring 2012 from May 14-17, 2012 at the Denver Marriott City Center in Denver, ...


    By Ormantine USA Ltd., Inc.

  • BREEZE® is the market-leading air dispersion modeling software used by environmental professionals around the world

    On December 20, 2016, the U.S. EPA Administrator signed a final rule entitled Revisions to the Guideline on Air Quality Models: Enhancements to the AERMOD Dispersion Modeling System and Incorporation of Approaches to Address Ozone and Fine Particulate Matter. The rule provides EPA-recommended models and other techniques as well as guidance for their use in predicting ambient concentrations of air ...

  • BREEZE Releases Function-Enhancing Software Update for Emergency Response and Planning Modeling System

    BREEZE®, the market-leading air dispersion modeling software used by environmental professionals around the world, recently released a new version of its Incident Analyst modeling software.  First responders and risk management planning teams use BREEZE Incident Analyst to evaluate worst-case and alternative scenarios for chemical releases, explosions, and fire threats.  Industrial ...

  • Meteorological Monitoring Alert – Psd Permitting

    AERMOD has replaced ISC in most cases as the preferred air dispersion model for use in PSD/regulatory permitting. AERMOD uses current science to predict the impact of air emissions from multiple sources at receptors located near points of interest. The AERMOD has the ability to use site-specific meteorological parameters to account for variation in wind and stability due to nearby structures, ...

  • WKC Presents at IAIAsa 2016

    WKC Group recently presented at the IAIAsa 2016 National Conference. Dr Ian James and Kovania Padayachee from WKC’S South African office presented at the South African Affiliate of the International Association for Impact Assessment (IAIAsa) 2016 National Conference which was held in Port Elizabeth between 17-19 August 2016. The ...


    By WKC Group

  • ALL4 named to the Inc. 5000 list once again

    ALL4 was recently named No. 3857 on the 2009 'Inc. 5000' list of fastest growing private companies in America! We're very excited about this accomplishment! We'd like to thank all of our clients, partners, and staff for helping us make the vision a reality!!! ALL4 was also named to the 2008 list. ALL4 is an environmental consulting company that specializes in air quality consulting services; ...


    By All4 Inc.

  • WKC Presents at the IAIAsa 2016 National Conference

    Dr Ian James and Kovania Padayachee from WKC’S South African office presented at the South African Affiliate of the International Association for Impact Assessment (IAIAsa) 2016 National Conference which was held in Port Elizabeth between 17-19 August 2016. The conference was attended by over 250 delegates and focused on‘Resilience, Adaptation & Sustainability’. Dr Ian James ...


    By WKC Group

  • ALL4 is tweeting on Twitter!

    Social media seems to be all over the news these days - but did you know that social media platforms can actually function a source of news, too? Take Twitter, for example. Sure, it can be used to follow friends, celebrities, and sports figures. But it can also be used to keep up-to-date on your favorite companies, like ALL4! Start following @ALL4INC and learn about late-breaking environmental ...


    By All4 Inc.

  • Enviro Technology Announces MCerts Approval for Opsis System 300

    Untitled Document Environmental specialists, Enviro Technology Services Plc, have announced that the OPSIS System 300 is the first ambient ...

  • EPA Establishes New 1-hour Standard for Sulfur Dioxide

    On June 2, 2010 the U.S. EPA established a new 1-hour primary National Ambient Air Quality Standard (NAAQS) for sulfur dioxide (SO2).  The new 1-hour standard was set at the level of 75 parts per billion (ppb) calculated as the three-year average of the 99th percentile of the annual distribution of daily maximum 1-hour average concentrations.  With the establishment of the new 1-hour ...


    By Trinity Consultants

  • Final clean air permit issued for pioneer valley facility in Westfield, Mass.

    EPA has issued a final Clean Air Act permit to the Pioneer Valley Energy Center for the construction and operation of a new 431 MW/hr combined cycle gas turbine in Westfield, Mass.  The permit is designed to prevent the significant deterioration of air quality resulting from the plant’s operation. The federal Clean Air Act requires new major sources of air pollutants in areas which ...

  • Online Odors Monitoring in Waste Water Treatment Plants

    Odors are very distinct air contaminants as they generate nuisances (see note at the end). The factors playing a role in the determination of odor annoyance are : odor concentration and intensity, frequency, appreciation, duration, synergy and location. Chromatotec® proposes an automated solution to well identify the origin and the level of odors. Technology Description We ...


    By Chromatotec Group

  • Trinity Consultants Merges with Meteorological Solutions Inc., Expanding into Utah

    Trinity Consultants, Inc. (Trinity) an international environmental consulting firm that specializes in industrial air quality issues, announces its merger with Meteorological Solutions Inc. (MSI), an air quality and meteorological consulting company located in Salt Lake City, Utah. The merger enables expanded service to companies in the Rocky Mountain region, including the deep air quality ...


    By Trinity Consultants

  • Trinity Consultants Opens Office in Pittsburgh

    Trinity Consultants, an international environmental consulting firm that specializes in industrial air quality issues, recently opened an office in Pittsburgh, to better serve western Pennsylvania. Mr. Thomas M. Muscenti, PE, an environmental professional with nearly a decade of experience, will lead the new office. Mr. Muscenti was previously with Trinity’s Charlotte, N.C. office where he ...


  • The many faces of fire hazards in industrial settings

    Fire and explosion accidents are of major concern to the owners and operators of refineries and petrochemical, gas processing, terminal, and offshore facilities. Statistics have shown that the majority of monetary loss in these types of complexes is due to fire and explosion. According to statistics, 77 percent of the monetary loss in refinery and petrochemical complexes is due to fire and ...


    By The Compliance Center (ICC)

  • All4 Inc. named an Inc. Magazine and Winning Workplaces 2010 Top Small Company Workplace

    All4 Inc. named an Inc. Magazine and Winning Workplaces 2010 Top Small Company Workplace Inc. magazine and Winning Workplaces announced the winners of the 2010 Top Small Company Workplaces competition in Inc."s June issue. All4 Inc. (ALL4) was among the twenty winners of the 2010 Top Small Company Workplaces competition. The magazine features the 20 winners, which range from All4 Inc., an ...


    By All4 Inc.

  • OPEN YOUR MIND TO OPEN PATH MONITORING - A FEATURE FOR ENVIRONMENT BUSINESS

    Over the past 15 years open path monitoring has come on in leaps and bounds, yet many of the systems that are based on open path technology are still fighting against negative perceptions from potential buyers. Here Duncan Mounsor from Enviro Technology Services ...

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