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Air Quality Consultants

  • Jul 23, 2025
  • 7 min read

Updated: May 7

In this article we will look at the key services offered by air quality consultants, the role consultants play and the benefits of a professional air quality consultation.


Key services offered by air quality consultants

Air quality consultants provide indoor and outdoor air quality assessments. They help businesses and developers assess, monitor, and manage environmental air impacts while ensuring compliance with regulatory standards and sustainability goals. Key serivices include:

  • Air Quality Modelling – Predicting and evaluating pollutant dispersion and environmental impacts

  • Dust & Emissions Monitoring – Measuring airborne particles and industrial emissions

  • Planning & Development Assessments – Supporting planning applications with air quality studies

  • Odour Assessments – Identifying, analysing, and mitigating nuisance odours

  • Climate Change & Carbon Management – Developing strategies to reduce emissions and improve environmental performance


Air Quality Consultants

What do air quality consultants do?

Air quality consultants specialise in evaluating and improving air pollution in various settings. They work to quantify pollutant concentrations and recommend effective solutions. Their expertise is crucial in ensuring healthy environments.


Air quality consultants work across various sectors such as residential, commercial, and industrial and ensure developments comply with environmental regulations.


Key roles of air quality consultants include:

  • Performing air quality tests and assessments

  • Quantifying and mitigating excess pollution

  • Offering tailored solutions to improve air quality

  • Ensuring compliance with air quality policy and legislation


Air quality assessment consultants possess vital skills and knowledge to improve air quality. Their input is valuable in maintaining air quality standards and limiting excessive air pollution.


Air quality consultants near me

If you are looking for air quality consultants in your areas, most air quality consultants will provide a UK-wide service. Occasionally, consultants will have to travel to site, depending on the assessments they are completing. Read our article to learn more about the air quality assessment.


What is an air quality consultant?

The role of an air quality consultant is dynamic and varied. Broadly, air quality consultants are responsible for analysing and mitigating air pollution. The work of air quality consultants involves both fieldwork (such as air quality monitoring) and desk-based tasks (like dispersion modelling). Air quality consultants are responsible for staying updated on new and evolving air quality policy to provide relevant advice.


Work such as air quality action plans illustrate effective ways to mitigate air pollution which helps influence local and national air quality policy. This can be observed in the evolution of the air quality consultants role from reactive problem solving to proactive solution development.


For example, air quality has now become a large consideration in planning applications. By looking at air quality during pre-construction (via air quality assessment), it enables easier and more effective mitigation to be integrated into the design of developments.  


Air quality consultation

The air quality consultation process follows a structured approach. Understanding what to expect helps in preparing for this process.


Initially, air quality consultants need to consider what type of air quality assessment is appropriate. To decide, they gather data on the project's extent, local policy and any comments provided by the local authority. They then begin the air quality assessment which can involve dispersion modelling. If the development exceeds air quality objectives, the air quality consultant may be required to implement an air quality emission mitigation strategy. Some developments undergo design changes which the consultant will need to consider if this affects their assessment's assumptions, and they will update it accordingly.


 Here's a brief overview of the consultation process:

  1. Provide fee proposal

  2. Air quality assessment

  3. Recommendations for mitigation (if required)

  4. Follow-up consultations if needed e.g. after scheme change


The benefits of professional Air Quality Consultation:


Engaging a professional for air quality consultation offers numerous advantages. For example, you can be more confident in the results you receive, you are less likely to get your planning application rejected for using an incorrect methodology. You receive results faster, and professionals handle issues more effectively. Furthermore, when using an air quality professional, you can be confident you are getting what you need and not overpaying for unnecessary services.


Air quality consultants UK

Air quality consultancy in the UK is not uniform. Air quality consultants must consider differences in local geography, dominant emission sources, and variations in local policy. It is therefore important for air quality consultants to be aware of local air quality differences.


Air quality assessment consultants Scotland

Air quality assessment consultants in Scotland possess a deep understanding of local regulations. This ensures compliance with specific Scottish environmental standards.


These air quality consultants need to tailor their services to Scotland's diverse environments. From urban areas to remote highlands, they offer solutions suited to varied settings. This adaptability is key to effective air quality management.


Air quality consultants London

London possesses a long and well-documented history of air pollution, dating back to legislation enacted as early as 1306, with infamous "smogs" characterising the 1950s and 1960s. While historical pollution was primarily driven by coal smoke, leading to high levels of sulphur dioxide and soot, the nature of pollutants has shifted considerably. Today, the capital's main concerns revolve around nitrogen dioxide (NO2) and fine particulate matter (PM), predominantly stemming from the increased number of motor vehicles. Road transport now represents the dominant source of air pollution in London.


Initiatives have been launched to tackle air pollution in London, including the Mayor's Air Quality Strategy which contains London-specific air quality guidelines. For example, all developments in London must be considered air quality neutral and some proposals may be required to be air quality positive. It is therefore crucial that air quality consultants in London are aware of local guidance in order to successfully navigate clients through the planning process.


Air quality consultants Croydon

As one of London’s largest boroughs, Croydon presents its own unique air quality landscape that air quality consultants in Croydon must understand in detail. Croydon Council demonstrates a strong commitment to improving local air quality, having developed a new Air Quality Delivery Plan (AQDP) for 2024-2029. The plan's key priorities include tackling emissions from road transport, reducing very small particles from wood burning, minimising public exposure, and raising community awareness.


Croydon is also actively expanding its air quality monitoring network to provide more granular air quality data. For air quality consultants in Croydon, access to high-resolution data is critical. More monitoring sites mean more accurate insight into local conditions, allowing consultants to produce more reliable air quality assessments and subsequently better advice.


Croydon air quality sensor
Croydon Air Quality Sensor

Air quality consultants Manchester

Manchester faces particularly concerning and persistent NO2 issues. The city has reported some of the highest NO2 levels in the country, with a recorded annual mean concentration of 55μg m³ against the UK limit of 40μg m³. Disturbingly, these levels have risen by 6% since 2021, a trend not observed in other local authorities that also exceed legal limits.


This illustrates the significance of local policy and reminds us that not a one-size-fits-all approach can be taken with air quality across the country. It demonstrates the importance of air quality consultants in Manchester being knowledgeable of local context. Through this, air quality consultants can provide better directed guidance when it comes to the type of air quality mitigation required.


Air quality consultants Bristol

Despite Bristol's first air quality management plan being introduced in 2001, residents have continued to face NO2 levels that regularly exceed legal limits. In response, Bristol City Council implemented a Clean Air Zone (CAZ) in late 2022, a significant step aimed at reducing NO2 concentrations by restricting the most polluting vehicles and encouraging a shift towards walking, cycling, and public transport. 


The initiative has shown promising results, with nitrogen dioxide pollution down by 10% across Bristol and nearly 13% lower within the CAZ itself, including a notable 20% reduction near the Bristol Royal Infirmary and Children's Hospital. However, domestic wood and coal burning also remains a significant source of Particulate Matter (PM10 and PM2.5) in the city.


While traffic emissions are still a challenge, air quality consultants in Bristol must place a greater emphasis on other PM sources when providing air quality guidance. The mitigation strategies for the different sources vary significantly. For PM linked to vehicle emissions, measures like Bristol's CAZ are highly effective, focusing on traffic management, vehicle restrictions, and promoting sustainable transport modes. In contrast, PM related to domestic sources such as wood and coal burning in homes requires different approaches. Such as, public awareness campaigns about the health impacts of solid fuel burning and potentially expanding smoke control areas, which prohibit the burning of unauthorised fuels.


Air Quality Consultants Nottingham

Nottingham has a strong focus on reducing transport-related air pollution, particularly nitrogen dioxide (NOâ‚‚), with the city previously declaring Air Quality Management Areas for NOâ‚‚ issues. Nottingham City Council also monitors air quality through automatic monitoring sites and a wider network of diffusion tubes, helping to identify pollution hotspots across the city.


For air quality consultants in Nottingham, local knowledge is especially important. Consultants must understand the city’s transport corridors, planning requirements, local monitoring data, and the wider Nottingham and Nottinghamshire Air Quality Strategy. This allows them to provide accurate air quality assessments, recommend appropriate mitigation, and support developments through the planning process while helping to reduce exposure to harmful pollutants.


Key skills for air quality consultants

  • To work as an air quality consultant, a foundational academic background in environmental science, engineering, or a closely related field is typically required.

  • The sector places a strong emphasis on Continuous Professional Development (CPD), encouraging air quality consultants to regularly update their knowledge and skills to keep pace with evolving science and regulations.

  • Air quality consultants should have the technical skills to undertake air quality modelling using regulatory-approved software packages like ADMS.

  • Air quality consultants also benefit significantly from an intimate knowledge of specific designated areas across the UK and the corresponding local council requirements.

  • An air quality consultants practical experience and proven track record are paramount. A history of successfully assisting clients with planning applications, securing environmental permits, and providing credible expert witness services is a strong indicator of competence and reliability.

  • Experience across a diverse portfolio of project types including residential, commercial, industrial, waste, mineral developments, and infrastructure projects like roads, wastewater treatment facilities, or power stations demonstrates versatility and breadth of knowledge, ensuring the air quality consultant can adapt to various client needs.


 
 
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