CL:AIRE is a UK charity committed to providing a valuable service for all those involved in sustainable land reuse.
We develop training resources, disseminate information and act as a credible resource for all stakeholders, ensuring we remain at the cutting-edge of best practice and innovation.

 

Improving efficiency & raising standards
Improving efficiency & raising standards
Definition of Waste Code of Practice (DoWCoP), National Quality Mark Scheme for Land Affected by Contamination (NQMS), Asbestos in Soil, SuRF...
Supporting our Members
Supporting our Members
Find out about the benefits of becoming a CL:AIRE Principal or Supporter Member:- Member discounts, Networking, Working Groups, ...
Sharing Knowledge & Developing People
Sharing Knowledge & Developing People
Water and Land Library ( WALL), Continuing Professional development through Training and workshops...
CL:AIRE Membership
CL:AIRE works with its Members to raise awareness and pursue shared objectives in land, water and environmental management by collecting strategic industry information and developing industry initiatives that improve efficiency and save money.
Gas Protection Verification Scheme (GPVS)
The GPVS seeks to raise standards in membrane inspection, verification and reporting and provide confidence that risks associated with ground gases have been adequately managed.
Definition of Waste Code of Practice
The Definition of Waste Code of Practice (DoWCoP) provides a clear, consistent and efficient process which enables the reuse of excavated materials on-site or their movement between sites.

Find out more...Register of materials...
Make a declaration...
NQMS for Land Contamination Management
The National Quality Mark Scheme for Land Contamination Management (NQMS) is developed by the National Brownfield Forum to provide visible identification of documents that have been checked for quality.

 

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Ref # Date of Submission Location Quantity Availability From - To Material Type Chemical Analysis Available?
D051 Sept 2014 Oxford >100,000m3 From January 2015 to December 2015 Oxford clay Available on request
D050 July 2014 Mill Hill, North London 25,000m3 Immediately Reworked London Clay Available on request
D049 June 2014 South Coventry 300,000m3 January 2015 Clay and Mercia Mudstone Available on request
D048 May 2014 Harlow 200m3 Immediate Sub Soil and Rocks Available on request
D047 April 2014 Bridgend 10,000m3 Immediate Silty/Sandy Dredged Material Available on request
D046 April 2014 Swansea 2,000m3 April 2014 Clean/inert Glacial Till Soils Available on request
D045 April 2014 Swansea 10,000m3 April 2014 Clean General and Engineering Fill Available on request
D044 March 2014 Sandwell, West Midlands 830m3 Late April 2014 Gravelly sand (slightly silty) Available on request
D043 Feb 2014 Sheffield 20,000m3 Immediate Clayey soils - greenfield site Available on request
D042 Dec 2013 Wandsworth 8,000m3 April/May 2014 Alluvium and River Terrace Gravels Available on request
D041 Nov 2013 Cambridge 400m3 March April 2014 Virgin topsoil, slightly silty clay characteristics Available on request
D040 Sept 2013 Lambeth 2,000m3 Oct 2013 Soils & stones Available on request
D039 June 2013 Rochdale 8,000m3 July 2013 Clayey made ground Available on request
D038 04/06/2011 High Wycombe Between 1,000 & 250,000m3 April 2011 onwards Clean chalk fill Full chemical and geotechnical analysis can be made available on request
D037 05/03/2011 Fulham 90,000 m3 2013-2021. Approximately 10,000 m3 per year 50-75% material is granular made ground, 25-50% are gravels Majority is non-hazardous although does have some coal tars. Full analysis on request
D034 07/11/2011 Holmer, Hereford 8,000 m3 Immediate - July 2013 As dug topsoil Available on request
D029 15/03/2012 Northamptonshire 175,000 m3 July 2013 onwards High-quality, cohesive virgin clay Permeability testing and full analysis on request
D028 19/03/2012 Chatham 20,000t Immediate Inert soils processed into aggregates including hydraulically bound materials -
D027 19/03/2012 Woolwich, South London 100,000 t Apr-12 Sand -
D026 22/03/2012 North Nottinghamshire >50,000 m3 Oct-12 Greenfield Topsoil Available on request
D021 24/07/2012 Canalside in England 35,000 t Yearly Wet sediment dredgings -
D024 27/07/2012 Tankersley 1480 m3 Sept-12 Topsoil/organic material Available on request
D023 27/07/2012 Tankersley 2000 m3 Sept-12 Brown slightly gravely silty clay. Firm to very stiff orange/brown/grey clay Available on request
D020 01/08/2012 Bridgend 8000 m3 Immediately Clean tested subsoil -
D019 24/08/2012 West/Central London 40,000 m3 Now, for 1 year London Clay (Brown and Blue) Available on request
D017 16/10/2012 South Cambridge 10,000 m3 Immediate Naturally occurring topsoil -
D011 29/10/2012 Colchester 100,000 m3 Immediate London Blue clay -
D010 12/01/2013 South West London 100,000 m3 January 2014 - May 2014 Mostly Made Ground, some River Terrace Gravel Available on request
D009 18/01/2013 Wilmslow 1,000 m3 Immediately Clean sandy clay Available on request
D008 01/03/2013 West Hendon 15,000 m3 January to December 2013 Subsoil class 2C Available on request
D007 18/03/2013 Manchester 150,000 m3 Late 2013 Granular subsoil and made ground Available on request
D006 03/04/2013 Ashford 55,000 m3 Oct-13 Non-haz soils Available on request
D005 10/05/2013 Saffron Waldon 4,000 m3 Immediate Gravelly clay Available on request
D004 30/05/2013 Canning Town 12,000 t Immediate Inert Available on request
D003 31/05/2013 Solihull 1,000 m3 Immediate Excated fill Remediated - analysis
D001 11/06/2013 Mill Hill 35,000 m3 Jul-13 Clean London clay Available on request

 

  1. UKHSA human biomonitoring study to include PFAS

    UKHSA human biomonitoring study to include PFAS

     November 2026
    The UK Health Security Agency (UKHSA) has launched a human biomonitoring study as part of a programme of work to improve understanding of levels of PFAS and other chemicals such...
  2. Proposed CL:AIRE Third-Party Accreditation Scheme for Secondary Aggregate Production

    Proposed CL:AIRE Third-Party Accreditation Scheme for Secondary Aggregate Production

     October 2026
    Subject to approval by the Environment Agency, CL:AIRE intends to operate an independent third-party accreditation scheme to support implementation of the Aggregates From Inert Waste: Resource Framework. Additional information about...
  3. Save the date for ESS Expo 2027

    Save the date for ESS Expo 2027

     October 2026
    Please put 15-16 September 2027 in your calendars for the return of Contamination & Land Remediation (CLR) Expo, part of the Environmental Services & Solutions (ESS) Expo. There is also...
  4. Third International Soil Reuse Forum meeting

    Third International Soil Reuse Forum meeting

     October 2026
    CL:AIRE was delighted to attend the third annual meeting of the International Soil Reuse Forum (ISRF) in Orléans, France, hosted by BRGM. The meeting, held on 22 September, included colleagues...
  5. RBKC publishes guidance for radon in basements

    RBKC publishes guidance for radon in basements

     October 2026
    Royal Borough of Kensington and Chelsea has recently published guidance for radon in basements. The guidance is geared towards developments through planning and building control, but has wider environmental application. The...
  6. Environment Agency consults on draft Resource Framework for Aggregate from Inert Waste

    Environment Agency consults on draft Resource Framework for Aggregate from Inert Waste

     October 2026
    The Environment Agency is consulting on the draft Resource Framework (previously known as Quality Protocol) for Aggregate from Inert Waste. The Environment Agency is consulting on the proposed framework, the...
  7. CL:AIRE's members enjoy networking event and dinner

     October 2026
    CL:AIRE recently hosted two member events, both were well attended with the opportunity to network and develop new contacts. The first event was the third networking event of 2026, this...
  8. Defra publishes updated plans to introduce mandatory digital waste tracking

    Defra publishes updated plans to introduce mandatory digital waste tracking

     October 2026
    Department of Environment, Food & Rural Affairs (Defra) has published its updated plans to introduce mandatory digital waste tracking, the benefits of this change, the timelines and impacts. Further information...
  9. SoBRA publishes new guidance on bulk earthworks and ground gas

    SoBRA publishes new guidance on bulk earthworks and ground gas

     October 2026
    The Society of Brownfield Risk Assessment (SoBRA) has published new guidance on bulk earthworks and ground gas. It is available to download for free here.
  10. Defra publishes updated ENCA Guidance

    Defra publishes updated ENCA Guidance

     October 2026
    Department of Environment, Food & Rural Affairs (Defra) has published updated Enabling Natural Capital Approach (ENCA) guidance to bring it in line with current government policy. It is available to...
  11. Defra requests for information on substances proposed as POPs 2026

    Defra requests for information on substances proposed as POPs 2026

     October 2026
    Department of Environment, Food & Rural Affairs (Defra) has requested information to feed into the draft risk profiles and draft risk management evaluations for three chemical substances proposed as Persistent...
  12. Environment Agency publishes reforms to waste exemption guidance coming into effect from January 2027

    Environment Agency publishes reforms to waste exemption guidance coming into effect from January 2027

     October 2026
    The Environment Agency has published reforms to waste exemption guidance that will be coming into effect from 6 January 2027.  These reforms are subject to parliamentary approval and are expected...
  13. OEP calls for evidence on barriers to nature recovery

    OEP calls for evidence on barriers to nature recovery

     October 2026
    Office for Environmental Protection (OEP) has opened up a call for evidence seeking specific examples of actual or potential blockers that prevent, delay or discourage the on-the-ground delivery of nature...
  14. Register for CL:AIRE webinar to support PFAS Remediation Technology Evaluation Framework

    Register for CL:AIRE webinar to support PFAS Remediation Technology Evaluation Framework

     September 2026
    Webinar: 1:00pm - 2:00pm (BST), 21 October 2026 CL:AIRE is hosting a 1 hour webinar on the PFAS Remediation Technology Evaluation Framework. Familiarity with the materials above would be beneficial to...
  15. Environment Agency updates BAT guidance

    Environment Agency updates BAT guidance

     September 2026
    The Environment Agency has updated its ‘Best available techniques’ (BAT) guidance. BAT means the available techniques which are the best for preventing or minimising emissions and impacts on the environment.  The...
  16. UKHSA publishes two new pieces of PFAS research

    UKHSA publishes two new pieces of PFAS research

     September 2026
    UK Health Security Agency (UKHSA) has published two new pieces of PFAS research. One is a rapid review of the health impacts from industrial sources of PFAS, available to download here.
  17. CL:AIRE publishes PFAS Remediation Technology Evaluation Framework and supporting materials

    CL:AIRE publishes PFAS Remediation Technology Evaluation Framework and supporting materials

     September 2026
    CL:AIRE is pleased to announce the publication of the PFAS Remediation Technology Evaluation Framework. The framework was developed by Geosyntec Consultants for the Environment Agency as part of a project...
  18. Three weeks to go until Contamination & Land Remediation Expo!

     August 2026
    We’re excited to be at Contamination & Land Remediation (CLR) Expo in just three weeks, returning to the NEC Birmingham on 16–17 September. Join us for two high-impact days of knowledge...
  19. RemTech Europe and Sustainathon programmes now live

    RemTech Europe and Sustainathon programmes now live

     August 2026
    RemTech Europe, International Conference and Exhibition on land and water remediation markets and technologies is taking place between 14-18 September 2026 and has now published its programme. The first two...
  20. MHCLG publishes new NPPF following consultation

    MHCLG publishes new NPPF following consultation

     August 2026
    The Ministry of Housing, Communities and Local Government (MHCLG) has published its new National Planning Policy Framework (NPPF). It sets out the government's policies for plan-making and for making decisions...
  21. National Brownfield Forum July 2026 meeting notes published

    National Brownfield Forum July 2026 meeting notes published

     August 2026
    The National Brownfield Forum July 2026 meeting notes have now been published and are on the dedicated web page National Brownfield Forum. The notes can be downloaded directly here.