{ "uri": "https://www.find-tender.service.gov.uk/api/1.0/ocdsRecordPackages/ocds-h6vhtk-05db21", "publisher": { "name": "Cabinet Office", "scheme": "GB-GOR", "uid": "D2", "uri": "https://www.gov.uk/government/organisations/cabinet-office" }, "publishedDate": "2026-03-13T17:07:44Z", "license": "http://www.nationalarchives.gov.uk/doc/open-government-licence/version/3/", "publicationPolicy": "https://www.gov.uk/government/publications/open-contracting", "version": "1.1", "extensions": [ "https://standard.open-contracting.org/profiles/eu/latest/en/extension.json", "https://raw.githubusercontent.com/open-contracting-extensions/ocds_amendment_rationale_classifications_extension/master/extension.json", "https://raw.githubusercontent.com/open-contracting-extensions/ocds_budget_breakdown_extension/master/extension.json", "https://raw.githubusercontent.com/open-contracting-extensions/ocds_contract_completion_extension/master/extension.json", "https://raw.githubusercontent.com/open-contracting-extensions/ocds_documentation_extension/master/extension.json", "https://raw.githubusercontent.com/open-contracting-extensions/ocds_pagination_extension/master/extension.json", "https://raw.githubusercontent.com/open-contracting-extensions/ocds_suitability_extension/master/extension.json", "https://raw.githubusercontent.com/portaledcahn/ocds_Links_extension/main/extension.json", "https://raw.githubusercontent.com/cabinetoffice/ocds_uk_extension/main/extension.json" ], "packages": [ "https://www.find-tender.service.gov.uk/api/1.0/ocdsRecordPackages/ocds-h6vhtk-05db21" ], "records": [ { "ocid": "ocds-h6vhtk-05db21", "releases": [ { "ocid": "ocds-h6vhtk-05db21", "id": "071327-2025", "tag": [ "planning" ], "date": "2025-11-05T15:14:24Z", "initiationType": "tender", "parties": [ { "name": "SEVERN TRENT WATER LIMITED", "id": "GB-COH-02366686", "identifier": { "scheme": "GB-COH", "id": "02366686" }, "additionalIdentifiers": [ { "scheme": "GB-PPON", "id": "PQQN-5222-QDXR" } ], "address": { "streetAddress": "Severn Trent Centre", "locality": "Coventry", "postalCode": "CV1 2LZ", "country": "GB", "countryName": "United Kingdom", "region": "UKG33" }, "contactPoint": { "email": "systemsandprocessteam-pcm@severntrent.co.uk" }, "roles": [ "buyer" ], "details": { "classifications": [ { "scheme": "UK_CA_TYPE", "id": "privateUtility", "description": "Private utility" } ] } } ], "buyer": { "id": "GB-COH-02366686", "name": "SEVERN TRENT WATER LIMITED" }, "planning": { "milestones": [ { "id": "engagement", "type": "engagement", "description": "Please complete the following Form \nhttps://forms.office.com/e/LUs1yDY7hD", "dueDate": "2025-12-31T23:59:59Z", "status": "scheduled" } ], "documents": [ { "id": "071327-2025", "documentType": "marketEngagementNotice", "noticeType": "UK2", "description": "Preliminary market engagement notice on Find a Tender", "url": "https://www.find-tender.service.gov.uk/Notice/071327-2025", "datePublished": "2025-11-05T15:14:24Z", "format": "text/html" } ] }, "tender": { "id": "ocds-h6vhtk-05db21", "legalBasis": { "id": "2023/54", "scheme": "UKPGA", "uri": "https://www.legislation.gov.uk/ukpga/2023/54/contents" }, "title": "PFAS Catchment Investigations", "description": "The Utility is seeking to engage suppliers to support PFAS catchment investigations as part of its AMP8 programme. The services will focus on two Tier 2 surface water catchments and include:\nDesk-based review of water quality and catchment risk data\nTargeted PFAS sampling in surface water, sediment, and wastewater\nFlow monitoring and integration with water quality data\nForensic analysis and fingerprinting of PFAS sources\nMass balance modelling and conceptual catchment understanding\nEvaluation of mitigation options including feasibility, cost-effectiveness, and sustainability\nStakeholder engagement planning and support\nProvision of spatial data for GIS-based Catchment Risk Assessment\nThe aim is to identify PFAS sources, understand concentration variability, and assess mitigation strategies to reduce reliance on energy-intensive treatment methods.", "items": [ { "id": "1", "additionalClassifications": [ { "scheme": "CPV", "id": "90711000", "description": "Environmental impact assessment other than for construction" } ], "deliveryAddresses": [ { "region": "UKE", "country": "GB", "countryName": "United Kingdom" }, { "region": "UKF", "country": "GB", "countryName": "United Kingdom" }, { "region": "UKG", "country": "GB", "countryName": "United Kingdom" } ], "relatedLot": "1" } ], "value": { "amountGross": 600000, "amount": 500000, "currency": "GBP" }, "mainProcurementCategory": "services", "specialRegime": [ "utilities" ], "aboveThreshold": true, "lots": [ { "id": "1", "contractPeriod": { "startDate": "2026-04-01T00:00:00+01:00", "endDate": "2029-04-01T23:59:59+01:00" }, "status": "planning" } ], "status": "planning" }, "language": "en", "extensions": [ "https://standard.open-contracting.org/profiles/eu/latest/en/extension.json", "https://raw.githubusercontent.com/open-contracting-extensions/ocds_amendment_rationale_classifications_extension/master/extension.json", "https://raw.githubusercontent.com/open-contracting-extensions/ocds_budget_breakdown_extension/master/extension.json", "https://raw.githubusercontent.com/open-contracting-extensions/ocds_contract_completion_extension/master/extension.json", "https://raw.githubusercontent.com/open-contracting-extensions/ocds_documentation_extension/master/extension.json", "https://raw.githubusercontent.com/open-contracting-extensions/ocds_pagination_extension/master/extension.json", "https://raw.githubusercontent.com/open-contracting-extensions/ocds_suitability_extension/master/extension.json", "https://raw.githubusercontent.com/portaledcahn/ocds_Links_extension/main/extension.json", "https://raw.githubusercontent.com/cabinetoffice/ocds_uk_extension/main/extension.json" ] }, { "id": "076623-2025", "tag": [ "tender" ], "date": "2025-11-24T16:20:19Z", "initiationType": "tender", "ocid": "ocds-h6vhtk-05db21", "parties": [ { "name": "SEVERN TRENT WATER LIMITED", "id": "GB-COH-02366686", "identifier": { "scheme": "GB-COH", "id": "02366686" }, "additionalIdentifiers": [ { "scheme": "GB-PPON", "id": "PQQN-5222-QDXR" } ], "address": { "streetAddress": "Severn Trent Centre", "locality": "Coventry", "postalCode": "CV1 2LZ", "country": "GB", "countryName": "United Kingdom", "region": "UKG33" }, "contactPoint": { "email": "systemsandprocessteam-pcm@severntrent.co.uk" }, "roles": [ "buyer" ], "details": { "classifications": [ { "scheme": "UK_CA_TYPE", "id": "privateUtility", "description": "Private utility" } ] } } ], "buyer": { "id": "GB-COH-02366686", "name": "SEVERN TRENT WATER LIMITED" }, "tender": { "id": "ocds-h6vhtk-05db21", "legalBasis": { "id": "2023/54", "scheme": "UKPGA", "uri": "https://www.legislation.gov.uk/ukpga/2023/54/contents" }, "title": "PFAS Catchment Investigations", "description": "Severn Trent are looking to understand sources of PFAS in 2 surface waters feeding 2 Water Treatment Works (WTW) with a view to understand risk at our WTW now and in the future. \nWe are also keen to explore what is controlling variation and concentrations, and what mitigation actions may help to reduce PFAS levels in these catchments and their potential effectiveness. This information will be used to plan the necessary level of PFAS removal required at water treatment works in these catchments now and for the future, and work towards less reliance on energy intensive removal / destruction techniques. The work also aims to further develop our stakeholder engagement activity, fulfilling commitments in DWI guidance as well as working with stakeholders to reduce sources in catchment.\nThe objectives of the work are to:\nTo understand where PFAS of concern are originating from considering both current and historic activities in our catchments\nTo understand how PFAS levels may change in the future\nTo understand what is controlling PFAS concentrations\nTo review what mitigation options are available to reduce PFAS levels and how feasible / effective they could be in our catchments and at what cost including attempting to reduce the use of carbon and intensive energy systems such as GAC.\nFulfilling our stakeholder engagement commitments in the DWI guidance as well as working with stakeholders to reduce sources in catchment with education\nSupport ST's stakeholder engagement activity\nScope\nThis work will be focused on the surface water catchments upstream of 2 WTW's. It should include review of water quality data available from 2022 to 2025 plus outputs from our catchment risk assessment, stakeholder engagement (where shareable) and our AMP7 investigations. For 1 catchment it is expected that the recommendations from the AMP7 investigation are reviewed and where considered appropriate, acted upon. This includes sampling further upstream in the catchment, close to potential PFAS sources identified aspart of the AMP7 investigation, sampling sediments and obtaining flow data from the catchment.\nKey tasks likely to be delivered as part of this work include:\nWQ monitoring throughout the catchments\nFlow monitoring in the catchments, building on data availability from EA flow monitoring\nSampling of effluent and influents of large wastewater treatment work\nSampling up / downstream of possible PFAS discharges into rivers\nDesktop analysis and integration of WQ data, flow data and spatial data (linked to possible PFAS sources in the catchments) from monitoring above and existing data\nForensic analysis of data (including compound breakdown analysis) and comparison with potential sources\nMass balance and simple modelling of possible sources\nRecommendations around stakeholder engagement activities\nReview of options to address likely sources of PFAS in catchments including contributing wastewater works.", "status": "active", "items": [ { "id": "1", "additionalClassifications": [ { "scheme": "CPV", "id": "90714500", "description": "Environmental quality control services" }, { "scheme": "CPV", "id": "90715000", "description": "Pollution investigation services" } ], "deliveryAddresses": [ { "region": "UKF", "country": "GB", "countryName": "United Kingdom" }, { "region": "UKG", "country": "GB", "countryName": "United Kingdom" } ], "relatedLot": "1" } ], "value": { "amountGross": 1000000, "amount": 800000, "currency": "GBP" }, "procurementMethod": "open", "procurementMethodDetails": "Competitive flexible procedure", "procedure": { "features": "Pre-Qualification Questionnaire (PQQ) Stage\nInterested suppliers will complete a PQQ to demonstrate capability, experience, and compliance with minimum requirements.\nEvaluation will be based on pass/fail criteria and qualitative responses where applicable.\nA shortlist of successful suppliers will be invited to the 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To review what mitigation options are available to reduce PFAS levels and how feasible / effective they could be in our catchments and at what cost. \n5. 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will be invited to the next stage.\nRequest for Proposal (RFP) Stage\nShortlisted suppliers will receive the full scope, pricing schedule, and evaluation criteria.\nSuppliers will submit detailed proposals including technical approach, pricing, and risk management documentation (e.g., RAMS).\nInitial evaluation will be conducted against published award criteria.\nNegotiation and Refinement\nFollowing initial evaluation, The Utility may enter into negotiations with suppliers to clarify proposals, refine technical solutions, and address any outstanding questions.\nFinal Tender Submission\nSuppliers will submit a best and final offer (BAFO) incorporating any negotiated refinements.\nFinal evaluation will be conducted using the agreed award criteria." }, "submissionMethodDetails": "Please access the full tender documentation and submit your response via SAP Ariba using the following link:\nhttps://discovery.ariba.com/rfx/23588115\nImportant:\nAll questions or clarifications must be submitted through the Ariba Event messaging function.\nDo not post queries on the Discovery listing, as they will not be monitored.", "submissionTerms": { "electronicSubmissionPolicy": "allowed", "languages": [ "en" ] }, "tenderPeriod": { "endDate": "2026-01-12T12:00:00Z" }, "enquiryPeriod": { "endDate": "2026-01-05T12:00:00Z" }, "awardPeriod": { "endDate": "2026-04-01T23:59:59+01:00" }, "documents": [ { "id": "conflictOfInterest", "documentType": "conflictOfInterest", "description": "Not published" }, { "id": "L-1", "documentType": "biddingDocuments", "description": "Please access the full tender documentation and submit your response via SAP Ariba using the following link:\nhttps://discovery.ariba.com/rfx/23588115\nImportant:\nAll questions or clarifications must be submitted through the Ariba Event messaging function.\nDo not post queries on the Discovery listing, as they will not be monitored.", "url": "https://discovery.ariba.com/rfx/23588115" }, { "id": "076623-2025", "documentType": "tenderNotice", "noticeType": "UK4", "description": "Tender notice on Find a Tender", "url": "https://www.find-tender.service.gov.uk/Notice/076623-2025", "datePublished": "2025-11-24T16:20:19Z", "format": "text/html" } ] }, "language": "en", "extensions": [ "https://standard.open-contracting.org/profiles/eu/latest/en/extension.json", "https://raw.githubusercontent.com/open-contracting-extensions/ocds_amendment_rationale_classifications_extension/master/extension.json", "https://raw.githubusercontent.com/open-contracting-extensions/ocds_budget_breakdown_extension/master/extension.json", "https://raw.githubusercontent.com/open-contracting-extensions/ocds_contract_completion_extension/master/extension.json", "https://raw.githubusercontent.com/open-contracting-extensions/ocds_documentation_extension/master/extension.json", "https://raw.githubusercontent.com/open-contracting-extensions/ocds_pagination_extension/master/extension.json", "https://raw.githubusercontent.com/open-contracting-extensions/ocds_suitability_extension/master/extension.json", "https://raw.githubusercontent.com/portaledcahn/ocds_Links_extension/main/extension.json", "https://raw.githubusercontent.com/cabinetoffice/ocds_uk_extension/main/extension.json" ], "awards": [ { "id": "1", "status": "pending", "date": "2026-03-13T00:00:00Z", "value": { "amountGross": 800000, "currency": "GBP" }, "mainProcurementCategory": "services", "aboveThreshold": true, "suppliers": [ { "id": "GB-COH-02212959", "name": "ARCADIS CONSULTING (UK) LIMITED" } ], "items": [ { "id": "1", "additionalClassifications": [ { "scheme": "CPV", "id": "90714500", "description": "Environmental quality control services" }, { "scheme": "CPV", "id": "90715000", "description": "Pollution investigation services" } ], "deliveryAddresses": [ { "region": "UKC", "country": "GB", "countryName": "United Kingdom" }, { "region": "UKD", "country": "GB", "countryName": "United Kingdom" }, { "region": "UKE", "country": "GB", "countryName": "United Kingdom" }, { "region": "UKF", "country": "GB", "countryName": "United Kingdom" }, { "region": "UKG", "country": "GB", "countryName": "United Kingdom" }, { "region": "UKH", "country": "GB", "countryName": "United Kingdom" }, { "region": "UKI", "country": "GB", "countryName": "United Kingdom" }, { "region": "UKJ", "country": "GB", "countryName": "United Kingdom" }, { "region": "UKK", "country": "GB", "countryName": "United Kingdom" } ], "relatedLot": "1" } ], "standstillPeriod": { "endDate": "2026-03-25T23:59:59+00:00" }, "contractPeriod": { "startDate": "2026-04-01T00:00:00+01:00", "endDate": "2028-04-01T23:59:59+01:00", "maxExtentDate": "2030-04-04T23:59:59+01:00" }, "hasRenewal": true, "renewal": { "description": "Up to a limit of addition 2 years" }, "relatedLots": [ "1" ], "documents": [ { "id": "023218-2026", "documentType": "awardNotice", "noticeType": "UK6", "description": "Contract award notice on Find a Tender", "url": "https://www.find-tender.service.gov.uk/Notice/023218-2026", "datePublished": "2026-03-13T17:07:43Z", "format": "text/html" } ], "assessmentSummariesDateSent": "2026-03-13T00:00:00Z", "milestones": [ { "id": "1", "type": "futureSignatureDate", "dueDate": "2026-03-26T23:59:59Z", "status": "scheduled" } ] } ] }, "versionedRelease": { "ocid": "ocds-h6vhtk-05db21", "initiationType": [ { "releaseID": "071327-2025", "releaseDate": "2025-11-05T15:14:24Z", "releaseTag": [ "planning" ], "value": "tender" } ], "parties": [ { "id": "GB-COH-02366686", "name": [ { "releaseID": "071327-2025", "releaseDate": "2025-11-05T15:14:24Z", "releaseTag": [ "planning" ], "value": "SEVERN TRENT WATER LIMITED" } ], "identifier": { "scheme": [ { "releaseID": "071327-2025", "releaseDate": "2025-11-05T15:14:24Z", "releaseTag": [ "planning" ], "value": "GB-COH" } ], "id": [ { "releaseID": "071327-2025", "releaseDate": "2025-11-05T15:14:24Z", "releaseTag": [ "planning" ], "value": "02366686" } ] }, "additionalIdentifiers": [ { "releaseID": "071327-2025", "releaseDate": "2025-11-05T15:14:24Z", "releaseTag": [ "planning" ], "value": [ { "scheme": "GB-PPON", "id": "PQQN-5222-QDXR" } ] } ], "address": { "streetAddress": [ { "releaseID": "071327-2025", "releaseDate": "2025-11-05T15:14:24Z", "releaseTag": [ "planning" ], "value": "Severn Trent Centre" } ], "locality": [ { "releaseID": "071327-2025", "releaseDate": "2025-11-05T15:14:24Z", "releaseTag": [ "planning" ], "value": "Coventry" } ], "postalCode": [ { "releaseID": "071327-2025", "releaseDate": "2025-11-05T15:14:24Z", "releaseTag": [ "planning" ], "value": "CV1 2LZ" } ], "country": [ { "releaseID": "071327-2025", "releaseDate": "2025-11-05T15:14:24Z", "releaseTag": [ "planning" ], "value": "GB" } ], "countryName": [ { "releaseID": "071327-2025", "releaseDate": "2025-11-05T15:14:24Z", "releaseTag": [ "planning" ], "value": "United Kingdom" } ], "region": [ { "releaseID": "071327-2025", "releaseDate": "2025-11-05T15:14:24Z", "releaseTag": [ "planning" ], "value": "UKG33" } ] }, "contactPoint": { "email": [ { "releaseID": "071327-2025", "releaseDate": "2025-11-05T15:14:24Z", "releaseTag": [ "planning" ], "value": "systemsandprocessteam-pcm@severntrent.co.uk" } ] }, "roles": [ { "releaseID": "071327-2025", "releaseDate": "2025-11-05T15:14:24Z", "releaseTag": [ "planning" ], "value": [ "buyer" ] } ], "details": { "classifications": [ { "releaseID": "071327-2025", "releaseDate": "2025-11-05T15:14:24Z", "releaseTag": [ "planning" ], "value": [ { "scheme": "UK_CA_TYPE", "id": "privateUtility", "description": "Private utility" } ] } ], "url": [ { "releaseID": "023218-2026", "releaseDate": "2026-03-13T17:07:43Z", "releaseTag": [ "award", "contract" ], "value": "http://www.severntrent.com" } ] } }, { "id": "GB-COH-02212959", "name": [ { "releaseID": "023218-2026", "releaseDate": "2026-03-13T17:07:43Z", "releaseTag": [ "award", "contract" ], "value": "ARCADIS CONSULTING (UK) LIMITED" } ], "identifier": { "scheme": [ { "releaseID": "023218-2026", "releaseDate": "2026-03-13T17:07:43Z", "releaseTag": [ "award", "contract" ], "value": "GB-COH" } ], "id": [ { "releaseID": "023218-2026", "releaseDate": "2026-03-13T17:07:43Z", "releaseTag": [ "award", "contract" ], "value": "02212959" } ] }, "additionalIdentifiers": [ { "releaseID": "023218-2026", "releaseDate": "2026-03-13T17:07:43Z", "releaseTag": [ "award", "contract" ], "value": [ { "scheme": "GB-PPON", "id": "PHRH-6497-YBRR" } ] } ], "address": { "streetAddress": [ { "releaseID": "023218-2026", "releaseDate": "2026-03-13T17:07:43Z", "releaseTag": [ "award", "contract" ], "value": "80 Fenchurch Street" } ], "locality": [ { "releaseID": "023218-2026", "releaseDate": "2026-03-13T17:07:43Z", "releaseTag": [ "award", "contract" ], "value": "London" } ], "postalCode": [ { "releaseID": "023218-2026", "releaseDate": "2026-03-13T17:07:43Z", "releaseTag": [ "award", "contract" ], "value": "EC3M 4BY" } ], "country": [ { "releaseID": "023218-2026", "releaseDate": "2026-03-13T17:07:43Z", "releaseTag": [ "award", "contract" ], "value": "GB" } ], "countryName": [ { "releaseID": "023218-2026", "releaseDate": "2026-03-13T17:07:43Z", "releaseTag": [ "award", "contract" ], "value": "United Kingdom" } ], "region": [ { "releaseID": "023218-2026", "releaseDate": "2026-03-13T17:07:43Z", "releaseTag": [ "award", "contract" ], "value": "UKI31" } ] }, "contactPoint": { "email": [ { "releaseID": "023218-2026", "releaseDate": "2026-03-13T17:07:43Z", "releaseTag": [ "award", "contract" ], "value": "frameworks@arcadis.com" } ] }, "roles": [ { "releaseID": "023218-2026", "releaseDate": "2026-03-13T17:07:43Z", "releaseTag": [ "award", "contract" ], "value": [ "supplier" ] } ], "details": { "url": [ { "releaseID": "023218-2026", "releaseDate": "2026-03-13T17:07:43Z", "releaseTag": [ "award", "contract" ], "value": "http://www.arcadis.com" } ], "scale": [ { "releaseID": "023218-2026", "releaseDate": "2026-03-13T17:07:43Z", "releaseTag": [ "award", "contract" ], "value": "large" } ], "vcse": [ { "releaseID": "023218-2026", "releaseDate": "2026-03-13T17:07:43Z", "releaseTag": [ "award", "contract" ], "value": false } ], "publicServiceMissionOrganization": [ { "releaseID": "023218-2026", "releaseDate": "2026-03-13T17:07:43Z", "releaseTag": [ "award", "contract" ], "value": false } ], "shelteredWorkshop": [ { "releaseID": "023218-2026", "releaseDate": "2026-03-13T17:07:43Z", "releaseTag": [ "award", "contract" ], "value": false } ] } } ], "buyer": { "id": [ { "releaseID": "071327-2025", "releaseDate": "2025-11-05T15:14:24Z", "releaseTag": [ "planning" ], "value": "GB-COH-02366686" } ], "name": [ { "releaseID": "071327-2025", "releaseDate": "2025-11-05T15:14:24Z", "releaseTag": [ "planning" ], "value": "SEVERN TRENT WATER LIMITED" } ] }, "planning": { "milestones": [ { "id": "engagement", "type": [ { "releaseID": "071327-2025", "releaseDate": "2025-11-05T15:14:24Z", "releaseTag": [ "planning" ], "value": "engagement" } ], "description": [ { "releaseID": "071327-2025", "releaseDate": "2025-11-05T15:14:24Z", "releaseTag": [ "planning" ], "value": "Please complete the following Form \nhttps://forms.office.com/e/LUs1yDY7hD" } ], "dueDate": [ { "releaseID": "071327-2025", "releaseDate": "2025-11-05T15:14:24Z", "releaseTag": [ "planning" ], "value": "2025-12-31T23:59:59Z" } ], "status": [ { "releaseID": "071327-2025", "releaseDate": "2025-11-05T15:14:24Z", "releaseTag": [ "planning" ], "value": "scheduled" } ] } ], "documents": [ { "id": "071327-2025", "documentType": [ { "releaseID": "071327-2025", "releaseDate": "2025-11-05T15:14:24Z", "releaseTag": [ "planning" ], "value": "marketEngagementNotice" } ], "noticeType": [ { "releaseID": "071327-2025", "releaseDate": "2025-11-05T15:14:24Z", "releaseTag": [ "planning" ], "value": "UK2" } ], "description": [ { "releaseID": "071327-2025", "releaseDate": "2025-11-05T15:14:24Z", "releaseTag": [ "planning" ], "value": "Preliminary market engagement notice on Find a Tender" } ], "url": [ { "releaseID": "071327-2025", "releaseDate": "2025-11-05T15:14:24Z", "releaseTag": [ "planning" ], "value": "https://www.find-tender.service.gov.uk/Notice/071327-2025" } ], "datePublished": [ { "releaseID": "071327-2025", "releaseDate": "2025-11-05T15:14:24Z", "releaseTag": [ "planning" ], "value": "2025-11-05T15:14:24Z" } ], "format": [ { "releaseID": "071327-2025", "releaseDate": "2025-11-05T15:14:24Z", "releaseTag": [ "planning" ], "value": "text/html" } ] } ] }, "tender": { "id": [ { "releaseID": "071327-2025", "releaseDate": "2025-11-05T15:14:24Z", "releaseTag": [ "planning" ], "value": "ocds-h6vhtk-05db21" } ], "legalBasis": { "id": [ { "releaseID": "071327-2025", "releaseDate": "2025-11-05T15:14:24Z", "releaseTag": [ "planning" ], "value": "2023/54" } ], "scheme": [ { "releaseID": "071327-2025", "releaseDate": "2025-11-05T15:14:24Z", "releaseTag": [ "planning" ], "value": "UKPGA" } ], "uri": [ { "releaseID": "071327-2025", "releaseDate": "2025-11-05T15:14:24Z", "releaseTag": [ "planning" ], "value": "https://www.legislation.gov.uk/ukpga/2023/54/contents" } ] }, "title": [ { "releaseID": "071327-2025", "releaseDate": "2025-11-05T15:14:24Z", "releaseTag": [ "planning" ], "value": "PFAS Catchment Investigations" } ], "description": [ { "releaseID": "071327-2025", "releaseDate": "2025-11-05T15:14:24Z", "releaseTag": [ "planning" ], "value": "The Utility is seeking to engage suppliers to support PFAS catchment investigations as part of its AMP8 programme. The services will focus on two Tier 2 surface water catchments and include:\nDesk-based review of water quality and catchment risk data\nTargeted PFAS sampling in surface water, sediment, and wastewater\nFlow monitoring and integration with water quality data\nForensic analysis and fingerprinting of PFAS sources\nMass balance modelling and conceptual catchment understanding\nEvaluation of mitigation options including feasibility, cost-effectiveness, and sustainability\nStakeholder engagement planning and support\nProvision of spatial data for GIS-based Catchment Risk Assessment\nThe aim is to identify PFAS sources, understand concentration variability, and assess mitigation strategies to reduce reliance on energy-intensive treatment methods." }, { "releaseID": "076623-2025", "releaseDate": "2025-11-24T16:20:19Z", "releaseTag": [ "tender" ], "value": "Severn Trent are looking to understand sources of PFAS in 2 surface waters feeding 2 Water Treatment Works (WTW) with a view to understand risk at our WTW now and in the future. \nWe are also keen to explore what is controlling variation and concentrations, and what mitigation actions may help to reduce PFAS levels in these catchments and their potential effectiveness. This information will be used to plan the necessary level of PFAS removal required at water treatment works in these catchments now and for the future, and work towards less reliance on energy intensive removal / destruction techniques. The work also aims to further develop our stakeholder engagement activity, fulfilling commitments in DWI guidance as well as working with stakeholders to reduce sources in catchment.\nThe objectives of the work are to:\nTo understand where PFAS of concern are originating from considering both current and historic activities in our catchments\nTo understand how PFAS levels may change in the future\nTo understand what is controlling PFAS concentrations\nTo review what mitigation options are available to reduce PFAS levels and how feasible / effective they could be in our catchments and at what cost including attempting to reduce the use of carbon and intensive energy systems such as GAC.\nFulfilling our stakeholder engagement commitments in the DWI guidance as well as working with stakeholders to reduce sources in catchment with education\nSupport ST's stakeholder engagement activity\nScope\nThis work will be focused on the surface water catchments upstream of 2 WTW's. It should include review of water quality data available from 2022 to 2025 plus outputs from our catchment risk assessment, stakeholder engagement (where shareable) and our AMP7 investigations. For 1 catchment it is expected that the recommendations from the AMP7 investigation are reviewed and where considered appropriate, acted upon. This includes sampling further upstream in the catchment, close to potential PFAS sources identified aspart of the AMP7 investigation, sampling sediments and obtaining flow data from the catchment.\nKey tasks likely to be delivered as part of this work include:\nWQ monitoring throughout the catchments\nFlow monitoring in the catchments, building on data availability from EA flow monitoring\nSampling of effluent and influents of large wastewater treatment work\nSampling up / downstream of possible PFAS discharges into rivers\nDesktop analysis and integration of WQ data, flow data and spatial data (linked to possible PFAS sources in the catchments) from monitoring above and existing data\nForensic analysis of data (including compound breakdown analysis) and comparison with potential sources\nMass balance and simple modelling of possible sources\nRecommendations around stakeholder engagement activities\nReview of options to address likely sources of PFAS in catchments including contributing wastewater works." }, { "releaseID": "023218-2026", "releaseDate": "2026-03-13T17:07:43Z", "releaseTag": [ "award", "contract" ], "value": "Severn Trent are looking to understand sources of PFAS in surface water feeding Whitacre and Church Wilne WTW with a view to understand risk at our WTW now and in the future. We are also \nkeen to explore what is controlling variation and concentrations, and what mitigation actions may help to reduce PFAS levels in these catchments and their potential effectiveness. This information will be used to plan the necessary level of PFAS removal required at water treatment works in these\ncatchments now and for the future, and work towards less reliance on energy intensive removal / destruction techniques. The work also aims to further develop our stakeholder engagement activity, fulfilling commitments in DWI guidance as well as working with stakeholders to reduce sources in catchment.\nThe objectives of the work are to:\n1. To understand where PFAS of concern are originating from considering both current and historic activities in our catchments.\n2. To understand how PFAS levels may change in the future.\n3. To understand what is controlling PFAS concentrations.\n4. To review what mitigation options are available to reduce PFAS levels and how feasible / effective they could be in our catchments and at what cost. \n5. Support ST's stakeholder engagement activity" } ], "items": [ { "id": "1", "additionalClassifications": [ { "releaseID": "071327-2025", "releaseDate": "2025-11-05T15:14:24Z", "releaseTag": [ "planning" ], "value": [ { "scheme": "CPV", "id": "90711000", "description": "Environmental impact assessment other than for construction" } ] }, { "releaseID": "076623-2025", "releaseDate": "2025-11-24T16:20:19Z", "releaseTag": [ "tender" ], "value": [ { "scheme": "CPV", "id": "90714500", "description": "Environmental quality control services" }, { "scheme": "CPV", "id": "90715000", "description": "Pollution investigation services" } ] } ], "deliveryAddresses": [ { "region": [ { "releaseID": "071327-2025", "releaseDate": "2025-11-05T15:14:24Z", "releaseTag": [ "planning" ], "value": "UKE" } ], "country": [ { "releaseID": "071327-2025", "releaseDate": "2025-11-05T15:14:24Z", "releaseTag": [ "planning" ], "value": "GB" } ], "countryName": [ { "releaseID": "071327-2025", "releaseDate": "2025-11-05T15:14:24Z", "releaseTag": [ "planning" ], "value": "United Kingdom" } ] }, { "region": [ { "releaseID": "071327-2025", "releaseDate": "2025-11-05T15:14:24Z", "releaseTag": [ "planning" ], "value": "UKF" } ], "country": [ { "releaseID": "071327-2025", "releaseDate": "2025-11-05T15:14:24Z", "releaseTag": [ "planning" ], "value": "GB" } ], "countryName": [ { "releaseID": "071327-2025", "releaseDate": "2025-11-05T15:14:24Z", "releaseTag": [ "planning" ], "value": "United Kingdom" } ] }, { "region": [ { "releaseID": "071327-2025", "releaseDate": "2025-11-05T15:14:24Z", "releaseTag": [ "planning" ], "value": "UKG" } ], "country": [ { "releaseID": "071327-2025", "releaseDate": "2025-11-05T15:14:24Z", "releaseTag": [ "planning" ], "value": "GB" } ], "countryName": [ { "releaseID": "071327-2025", "releaseDate": "2025-11-05T15:14:24Z", "releaseTag": [ "planning" ], "value": "United Kingdom" } ] }, { "region": [ { "releaseID": "076623-2025", "releaseDate": "2025-11-24T16:20:19Z", 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"value": 600000 }, { "releaseID": "076623-2025", "releaseDate": "2025-11-24T16:20:19Z", "releaseTag": [ "tender" ], "value": 1000000 } ], "amount": [ { "releaseID": "071327-2025", "releaseDate": "2025-11-05T15:14:24Z", "releaseTag": [ "planning" ], "value": 500000 }, { "releaseID": "076623-2025", "releaseDate": "2025-11-24T16:20:19Z", "releaseTag": [ "tender" ], "value": 800000 } ], "currency": [ { "releaseID": "071327-2025", "releaseDate": "2025-11-05T15:14:24Z", "releaseTag": [ "planning" ], "value": "GBP" } ] }, "mainProcurementCategory": [ { "releaseID": "071327-2025", "releaseDate": "2025-11-05T15:14:24Z", "releaseTag": [ "planning" ], "value": "services" } ], "specialRegime": [ { "releaseID": "071327-2025", "releaseDate": "2025-11-05T15:14:24Z", "releaseTag": [ "planning" ], "value": [ "utilities" ] } ], "aboveThreshold": [ { "releaseID": "071327-2025", "releaseDate": "2025-11-05T15:14:24Z", "releaseTag": [ "planning" ], "value": true } ], "lots": [ { "id": "1", "contractPeriod": 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