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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.

Article Index

 

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Ref #Date of SubmissionLocationQuantityAvailability From - ToMaterial TypeChemical 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. National Environmental Services Survey 2024

    National Environmental Services Survey 2024

     May 2024
    The annual National Environmental Services Survey aims to gather valuable data that will be instrumental in shaping both industry policies and the national conversation on environmental sustainability. The survey has been...
  2. Guidance on Natural Source Zone Depletion

    Guidance on Natural Source Zone Depletion

     April 2024
    In April 2024, CL:AIRE published Guidance on Natural Source Zone Depletion. Natural source zone depletion (NSZD) can be a sustainable risk-management strategy for petroleum hydrocarbon light non-aqueous phase liquids (LNAPLs) impacting...
  3. Guidance on the Assessment and Monitoring of Natural Attenuation of Contaminants in Groundwater

    Guidance on the Assessment and Monitoring of Natural Attenuation of Contaminants in Groundwater

     April 2024
    In April 2024, CL:AIRE published Guidance on the Assessment and Monitoring of Natural Attenuation of Contaminants in Groundwater. Monitored natural attenuation (MNA) can be a sustainable risk management strategy for a...
  4. CL:AIRE publishes MNA and NSZD guidance documents

    CL:AIRE publishes MNA and NSZD guidance documents

     April 2024
    CL:AIRE is delighted to announce the publication of two new guidance documents. Each link below will take you to a separate page to learn more about the documents and where you...
  5. Coal Authority removes cost of data for the public sector

    Coal Authority removes cost of data for the public sector

     April 2024
    The Coal Authority, delivering in support of its core role and purpose, is planning to make access to mining data free of charge for the public sector.  Further information is...
  6. New C4SL report on naphthalene

    New C4SL report on naphthalene

     April 2024
    CL:AIRE is delighted to publish the next Phase 2 C4SL report on naphthalene. It can be downloaded directly from the dedicated C4SL web page here. A short webinar...
  7. Soils in the South East Workshop 19 and Mini-WASCON

    Soils in the South East Workshop 19 and Mini-WASCON

     April 2024
    CL:AIRE is pleased to join with the University of Greenwich to run the 19th Soils in the South East Workshop (SSE19) on 14 June. This year the workshop is also...
  8. BSI publication on sampling and quantitative determination of asbestos in construction products

    BSI publication on sampling and quantitative determination of asbestos in construction products

     April 2024
    BSI PD CEN/TS 18020:2024 Construction products: Assessment of release of dangerous substances – Sampling and quantitative determination of asbestos in construction products has been recently published and is available from...
  9. OEP publishes policy paper on improving the natural environment in England

    OEP publishes policy paper on improving the natural environment in England

     March 2024
    The Office for Environmental Protection (OEP) published a policy paper called Progress in improving the natural environment in England 2022 to 2023 in January 2024. The document provides an assessment of government’s...
  10. NCLOG publishes guide to cover systems and their verification

    NCLOG publishes guide to cover systems and their verification

     March 2024
    The National Contaminated Land Officer's Group has recently published A regulator's guide to cover systems and their verification.  It is available to download directly from CL:AIRE's...
  11. RemTech Europe date changed to 16-20 September 2024 (call for abstracts closing soon)

    RemTech Europe date changed to 16-20 September 2024 (call for abstracts closing soon)

     March 2024
    RemTech Europe, International Conference and Exhibition on land and water remediation markets and technologies is scheduled for 16-20 September 2024, this is a change of date from 23-27 September 2024.
  12. CL:AIRE survey - digital tracking options for managing soil resources

    CL:AIRE survey - digital tracking options for managing soil resources

     February 2024
    CL:AIRE is currently undertaking a survey of construction industry professionals to assess potential approaches that could be taken to ensure that materials management follows good practice and goes digital in...
  13. Government publishes updated Biodiversity Net Gain guidance

    Government publishes updated Biodiversity Net Gain guidance

     February 2024
    Government has published updated Planning Practice Guidance (PPG) for Biodiversity Net Gain.  This includes changes to the previously published draft PPG.  Further information is available here.
  14. British Standard Institution consults on updating BS 8485

    British Standard Institution consults on updating BS 8485

     February 2024
    British Standard 8485:2015+A1:2019 - Code of practice for the design of protective measures for methane and carbon dioxide ground gases for new buildings is currently subject to a 5-yearly review by...
  15. Scottish Government publishes mine gas best practice in site investigation and risk assessment within local authorities

    Scottish Government publishes mine gas best practice in site investigation and risk assessment within local authorities

     February 2024
    Scottish Government has published a report collating current practice in local authorities and provide a summary of assessment of options to deliver a standardised 'good' practice approach to risk assessment,...
  16. Government consults on strengthening planning policy for brownfield development

    Government consults on strengthening planning policy for brownfield development

     February 2024
    Department for Levelling Up, Housing and Communities (DLUHC) is consulting on strengthening planning policy for brownfield development.  Further information is available here. Consultation closes 26 March...
  17. Environment Agency consults on updated charging proposals for water quality permits

    Environment Agency consults on updated charging proposals for water quality permits

     February 2024
    The Environment Agency is currently consulting on updated charging proposals for water quality permits.  Further information is available here. The consultation closes on 11 March 2024.
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