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   The Dutch standard NTA 9065 on Odour Measurement and Calculation was first published in 2012. Now 11 years later, the updated version of this standard has been published. The text provides requirements and instructions for the standard procedure for conducting odour testing in the Netherlands.

   This standard has been divided into 2 parts: The NTA 9065-1 'Design, execution and reporting of odour studies' and NTA 9065-2 'Sampling and analysis', which is an update of the recently approved EN 13725:2022 with further info for practitioners in the Netherlands.

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   On 14th June 2023 at 16:00 CET, the fifth meeting of the working group on Occupational Health Criteria (OHC) in Indoor Air Quality (IAQ) of Potentially Odour-Annoying Activities (POAA) took place. The OHC group in IAQ for POAA is coordinated by Gloria Sánchez Santos, Head of the Quality Control section at the Directorate of Prevention Services and Waste Management of the Barcelona Metropolitan Authority (AMB).

   On 8th February 2023, the first initiative of the International Environmental Odour Managers Association (AMIGO) related to Indoor Air Quality (IAQ) was launched. After several meetings, it was decided to focus on the following working groups:

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en17628   The European Standard EN 17628, just published, now defines not just one method but five different methodologies to evaluate fugitive and diffuse emissions of Volatile Organic Compounds (VOCs). Isn't that wonderful? Well, hold your horses because they ain't easy methods!

  EN 17628 deals with Fugitive and diffuse emissions of common concern to industry sectors. This standard defines a series of methodologies to determine diffuse emissions of VOCs into the atmosphere from industrial sources. These methods are Optical Gas Imaging (OGI), Differential Absorption Lidar (DIAL), Solar Occultation Flux (SOF), Tracer Correlation (TC), and Reverse Dispersion Modelling (RDM).

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