- Guidelines for Environmental Risk Assessment and Management - Green Leaves III, Defra, 2011.
- Land Contamination Risk Assessment Tools:An evaluation of some of the commonly used methods. EA, 2000. (PDF, 20KB) (INFO-RA2-1a)
- Information on Land Quality in England: Sources of Information (including background contaminants). EA, 2002. (PDF, 923KB) (INFO-RA2-1b)
- Information on Land Quality in Wales: Sources of Information (including background contaminants). EA, 2000. (PDF, 827KB) (INFO-RA2-1b)
- Information on Land Quality in Scotland: Sources of Information (including background contaminants). EA, 2000. (PDF, 823KB)(INFO-RA2-1b)
- Risk Assessment Fact Sheets, EA, 2003. (INFO-RA2-1c)
- A guide to using Soil Guideline Values (SGVs). EA, 2004. (PDF, 77KB) (INFO-RA2-1d)
- Standard guide for risk-based corrective action applied at petroleum release sites, E 1739–95. ASTM, 1995. (INFO-RA2-1e)
- Standard guide for risk-based corrective action, E2081–00, ASTM, 2000. (INFO-RA2-1f)
- A Client's Guide to Desk Studies, 2006, AGS.
- A Client's Guide for the Purpose and Use of Geotechnical Reports, 2014. AGS.
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
Definition of Waste Code of Practice (DoWCoP), National Quality Mark Scheme for Land Affected by Contamination (NQMS), Asbestos in Soil, SuRF...
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
Water and Land Library ( WALL), Continuing Professional development through Training and workshops...
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.
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.
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.
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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.
Risk assessment -general (INFO-RA2-1)
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Land Remediation Pathfinder Scheme - expressions of interest closing soon
Department for Environment, Food & Rural Affairs (Defra) has announced an Expression of Interest opportunity for the Land Remediation Pathfinder Scheme (LRPS). LRPS is a £80 million pilot scheme funded by Defra...April 2026 -
Publication of MCERTS performance standard for rapid measurement techniques for the chemical testing of soil
On 27 April, the Environment Agency published new guidance called MCERTS: performance standard for rapid measurement techniques for the chemical testing of soil. The guidance describes the certification process for rapid...April 2026 -
The Environmental Monitoring & Measurement Achievement Awards (the EMMAs) - call for nominations from land remediation industry
The Environmental Monitoring & Measurement Achievement Awards (the EMMAs) will return to Birmingham this year with an expanded scope, recognising excellence within the geoenvironmental and land remediation sector for the...April 2026 -
New CL:AIRE Research Bulletin (RB22) published on legacy wastes in the coastal zone
CL:AIRE is pleased to publish a new research bulletin RB22: Legacy Wastes in the Coastal Zone which is available to download here. Legacy Wastes in the Coastal Zone: Environmental Risks and Management...April 2026 -
EPA Ireland consults on developing national guidance for brownfield soil and stone by-product material
The Environmental Protection Agency (EPA) Ireland has published a position paper for consultation as part of the development of national guidance for brownfield soil and stone by-product material. The guidance...April 2026 -
UK Parliament's Environmental Audit Committee publishes its PFAS report
The UK Parliament Environmental Audit Committee has now published its report Addressing the risks from Perfluoroalkyl and Polyfluoroalkyl Substances (PFAS) following its inquiry and call for evidence in April 2025.April 2026 -
National Brownfield Forum March 2026 meeting notes now published
The National Brownfield Forum March 2026 meeting notes have now been published and are available to download here.April 2026 -
Defra consults on BNG and targeted exemptions for brownfield residential developments
Department for Environment, Food & Rural Affairs (Defra) is consulting on a possible exemption from biodiversity net gain (BNG) for certain residential developments on brownfield land. Further information is available here.April 2026 -
HSE launches consultation on Reporting of Injuries, Diseases and Dangerous Occurrences Regulations (RIDDOR)
The Health and Safety Executive (HSE) has launched a consultation on the Reporting of Injuries, Diseases and Dangerous Occurrences Regulations 2013 (RIDDOR) and it is now open for comments. The consultation seeks...April 2026 -
Phase 2 of DoE Industry Profiles project is now complete
A project to update 15 of the Department of Environment (DoE) series of 47 industry profiles has now finished with funding from the Environment Agency, Association of Geotechnical & Geoenvironmental...March 2026 -
Defra publishes Land Use Framework for England
Department for Environment, Food & Rural Affairs (Defra) has published the Land Use Framework for England. It sets out how England can use its land more effectively. The Framework has...March 2026 -
CL:AIRE connects the industry: Bristol networking evening sets the scene for summer event
CL:AIRE hosted another successful members' networking event, this time in Bristol at Racks Bar and Kitchen. The evening brought together professionals from across the sector for relaxed, informal conversation. CL:AIRE Members...March 2026 -
Environment Agency publishes national groundwater nitrogen inventory for England
The Environment Agency Chief Scientist's Group has published outputs from a research project: National groundwater nitrogen inventory for England (SC210008). The project developed and tested new approaches to assess national-scale...March 2026 -
Defra consults on amendments to the POPs regulation 2026
Department for Environment, Food & Rural Affairs (Defra) is seeking views on proposed changes to the Persistent Organic Pollutants (POPs) Regulation, including drafted legislation to prohibit five new POPs to...March 2026 -
RBKC Lead Modelling Tool published on WALL
The Royal Borough of Kensington and Chelsea (RBKC) Lead (Pb) values and modelling tool has been made available for all to use on the CL:AIRE Water and Land Library (WALL).March 2026 -
BSI publishes document on ecological soil functions
British Standards Institution (BSI) has recently published PD ISO/TS 18721:2026 Ecological soil functions - Characteristics, indicators and methods. Further information and purchase options available here.March 2026 -
SoBRA publishes two new NAPL guidance documents
The Society of Brownfield Risk Assessment (SoBRA) has published two new documents from the Non Aqueous Phase Liquid (NAPL) Subgroup. NAPL Document 6 - Advice Towards Understanding the Potential for LNAPL...March 2026 -
Assessing risks to controlled waters in relation to climate change: SoBRA publishes updated guidance
The Society of Brownfield Risk Assessment (SoBRA) has updated its 2022 document, Guidance on assessing risk to controlled waters from land contamination under conditions of future climate change, to align...March 2026 -
GWSDAT v.3.3 released
The GroundWater Spatiotemporal Data Analysis Tool (GWSDAT) has been updated and v3.3 has been released. GWSDAT is an open source, user friendly software application for the visualisation and interpretation of...March 2026 -
JRC supports recently published European soil monitoring law
The Joint Research Centre (JRC) is the science and knowledge service of the European Commission. The JRC has recently published a report on existing international and European standards relating...March 2026 -
BSI publishes draft standard on ecological risk assessment of soil contamination (TRIAD approach) for comment
British Standards Institution (BSI) has published the draft International Standard Procedure for site-specific ecological risk assessment of soil contamination (soil quality TRIAD approach). Comments on the draft should be submitted...February 2026