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Air quality

We are required to regularly review and assess air quality in Dacorum. Air quality objectives have been set for the following seven key pollutants:
  • Benzene
  • 1,3-butadiene
  • Carbon monoxide
  • Lead
  • Nitrogen dioxide
  • PM10
  • Sulphur dioxide
For more information on the health effects of these pollutants, please visit the Department for Environment, Food and Rural Affairs website.

Air quality data and pollution forecasts

Air quality data and pollution forecasts for Dacorum are available on the Hertfordshire and Bedfordshire Air Quality Network website.

Air Quality Action Plan

Our Air Quality Action Plan details the measures we plan to implement in order to improve air quality in the borough. The measures are mainly targeted towards reducing pollution from road traffic.

 Air Quality Action Plan 2015-2018 (PDF 2MB) 

Assessment reports and maps

Please click on the headings below to view the Local Air Quality Management (LAQM) review and assessment reports and details of our Air Quality Management Areas (AQMAs).

Reporting smoky vehicles

Road traffic emissions are the main source of poor air quality in Dacorum. You can help reduce emissions by reporting vehicles that are extremely smoky to the Driver and Vehicle Standards Agency (DVSA).

Fill in this online form to report excessively smoky lorries and buses to the DVSA.