air monitoring consulting Articles

  • Air Monitoring for the Gulf Oil Spill

    Ambient air monitoring is a priority in the ongoing efforts to contain and manage the oil spill from the Deepwater Horizon in the Gulf of Mexico. The following provides information about the kinds of airborne contaminants that are currently being monitored in the Gulf, how they are collected and how they are analyzed. For a given project, a suitable sampling plan – developed by ...


  • Environmental Consulting case study

    Service(s) performed: This project included Preliminary Design/Budgeting, Asbestos Survey, Project Manuals (work procedures and drawings), Bidding Assistance, Project Management, Work Observations/Air Monitoring, Final Air Clearance, Fireproofing Testing, Final Report, Abatement Log Drawings and Operation and Maintenance Program. Summary: Our ...


    By EFI Global, Inc.

  • Emission Testing and Monitoring

    Presented in Track B4: EMISSION TESTING & MONITORING at EUEC 2011, January 31 Phoenix, Arizona B4.1  | Update on PM2.5 and Condensable Particulate Matter Emissions Measurement Methods Larry Hottenstein |  Partner, Environmental Resources Management Following the promulgation of the PM2.5 ...

  • Monitoring Environmental Quality

    ' In order to determine the effectiveness of actions to improve environmental quality it is necessary to be able to measure relevant environmental parameters at a level of detail which is accurate enough to distinguish the anticipated changes. However, the establishment and maintenance of monitoring systems is time-consuming and expensive and therefore the scale of such systems needs to be kept ...


    By The World Bank

  • Monitoring - Pollution Prevention Guidelines

    Introduction Pollution Prevention Guidelines to provide technical advice and guidance to staff and consultants involved in pollution-related projects. The guidelines represent state-of-the-art thinking on how to reduce pollution emissions from the production process. In many cases, the guidelines provide numerical targets for reducing pollution, as well as maximum ...


    By The World Bank

  • Ambient Air Sampling Methods

    Pollutants are nothing but any substance that may present in an atmosphere in such a concentration that it may harmful to surrounding, living organism or human being. Sampling and analysis of air pollutants is known as Air quality monitoring and it is major part of environmental monitoring. There are many advanced types of ambient air Sampling methods. we will learn here only which are most ...


    By Perfect Pollucon Services

  • Continous Emission Monitoring (CEMs)

    Presented in Track B1: CEMs at EUEC 2011,January 31 Phoenix, Arizona   B1.1  | Particulate CEM for wet FGD plant William Averdieck |  Managing ...

  • MACT Monitoring, Recordkeeping, and Reporting - The Hidden Requirements

    ABSTRACT The maximum achievable control technology (MACT) standards established under the national emission standards for hazardous air pollutants (NESHAPs) of 40 CFR 63 may include easily overlooked, sometimes onerous and questionably appropriate requirements incorporated by reference to the MACT General Provisions of 40 CFR 63, Subpart A. These requirements are easily overlooked during the ...


    By Weston Solutions, Inc

  • National Ambient Air Quality Standards Update

    You have seen ALL4 documenting the corresponding evolution of the NAAQS levels since the current U.S. EPA administration started in January 2009, and we will continue to follow them closely and provide you with updates that we think are important to your operations.  The following sections provide updates on the most important NAAQS and how you can plan for them today.  Discusses SO2, ...


    By All4 Inc.

  • Short-term noise monitoring with DELTA - Case Study

    Acoustical expert, DELTA expanded its noise measurement capabilities by subscribing to Bruel & Kjaer's Noise Sentinel On Demand service. DELTA - one of the leading acoustical consultant companies in Denmark - accepted a project to measure airport noise. Making actual noise measurements and calculating how changes in air traffic affect the propagation of noise can be time consuming ...

  • Indoor air quality and mold case study

    Service(s) performed: Indoor air quality and mold management services Summary: EFI Global has provided indoor air quality and asbestos abatement services to numerous school districts and universities nationwide. At a public educational system with 7 campuses totaling over 5 million square feet, our environmental professionals performed comprehensive indoor ...


    By EFI Global, Inc.

  • Risk-Based Closure Considerations For Monitored Natural Attenuation

    ABSTRACT Recent advances in both the chemistry- and hydrogeology-based aspects of monitored natural attenuation (MNA) and in toxicology research have changed some of the traditional approaches to MNA for petroleum and chlorinated groundwater plume management. For MNA to be approved as a remedial approach, human health and the environment must still be protected. To demonstrate protection, ...


    By Weston Solutions, Inc

  • New NO2 air standards prove technically challenging

    On February 9, 2010, the U. S. Environmental Protection Agency (EPA) established a new National Ambient Air Quality Standard (NAAQS) for nitrogen dioxide (NO2). The new NO2 NAAQS is a one-hour standard set at 100 parts per billion (ppb), which is approximately 188 micrograms per cubic meter (μg/m3). Effective on April 12, 2010, the new one-hour standard is intended to protect against peak ...


    By Trinity Consultants

  • Canarina DISPER Software · air pollution · algorithms 2

      Software · air pollution · algorithms 2   Symbol / Definition Ly= Initial plume length for Schulman-Scire downwash sources ...

  • Confronting allegations of air quality non-compliance

    A facility with an air quality permit must comply with all the conditions of that permit and demonstrate its compliance on an on-going basis. Unfortunately, no matter how diligently the facility and corporate staff strives to assure continuous compliance, unexpected compliance challenges can occur. For example, new equipment fails the emissions guarantees provided by equipment vendors; new staff ...


    By Trinity Consultants

  • World Bank chooses NILU as air quality adviser in Hanoi

    The World Bank (WB) has chosen The Norwegian Institute for Air Research (NILU) to evaluate plans for better air quality in Hanoi, Vietnam. NILU will thus work closely with the Vietnamese Department of Natural Resources and Environment (DONRE) to secure the highest standards in all the elements of DONRE´s ambitious plan for improving air quality in the Vietnamese capital.  NILU´s main tasks are ...

  • Staff spotlight: atmospheric chemist addresses California air quality issues

    With over a decade of experience addressing West Coast air quality issues, Dr. Charles Lee, Managing Consultant in Trinity’s Irvine, California office, is a valuable resource on air quality, greenhouse gas (GHG), and risk related issues such as permitting requirements, air quality monitoring, source testing, auditing, GHG verifications, and health risk assessments. Dr. Lee is particularly ...


    By Trinity Consultants

  • Canarina DISPER software · air pollution mapping · algorithms 9

      Canarina DISPER software · air pollution mapping   9.1.4 Plume Rise Formulas  The plume height is used in the calculation of the Vertical Term. The distance dependent momentum plume rise equations are used to ...

  • Canarina DISPER Software · air quality modeling system · algorithms 5

      Canarina DISPER Software · air quality modeling system   The mathematical model that the software uses provides options to model emissions from a wide range of sources that might be present at industrial areas and urban areas. The basis of the model is the straight-line, steady-state Gaussian plume ...

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