--- title: "Clean Water Network Data Logging & Leak Detection Products" ocid: "ocds-h6vhtk-069455" canonical_url: "https://d3tenders.com/contract/?ocid=ocds-h6vhtk-069455" markdown_url: "https://d3tenders.com/contract/ocds-h6vhtk-069455.md" json_url: "https://d3tenders.com/contract/ocds-h6vhtk-069455.json" source: "Find A Tender Service" current_stage: "Tender" buyer: "THAMES WATER UTILITIES LIMITED" published: "2026-05-08" --- # Clean Water Network Data Logging & Leak Detection Products Buyer: THAMES WATER UTILITIES LIMITED Current stage: Tender OCID: ocds-h6vhtk-069455 [View canonical contract page](https://d3tenders.com/contract/?ocid=ocds-h6vhtk-069455) [Download OCDS JSON](https://d3tenders.com/contract/ocds-h6vhtk-069455.json) ## Summary In an active tender initiated by Thames Water Utilities Limited, the organisation invites suppliers to participate in a procurement process titled "Clean Water Network Data Logging & Leak Detection Products" under the utilities sector. Located in Reading, United Kingdom, Thames Water seeks solutions for its clean water network, incorporating both supply and installation services. This procurement falls within the goods category and employs a competitive flexible procedure, with a selective procurement method. Interested parties must submit their expression of interest by 8th June 2026, 10 am GMT, while the award period is scheduled to conclude on 29th September 2026. Delivery addresses for this tender span the regions of UKI and UKJ. This tender presents substantial business growth opportunities for companies specialising in water network technologies, particularly those dealing with pressure, flow, and acoustic data logging, as well as maintenance and installation services. Small and medium-sized enterprises (SMEs) are encouraged to participate, given the tender criteria that support SME suitability. The framework allows for reopening competition and offers an initial contract term of three years, with the possibility for extensions up to a maximum of eight years. Companies with expertise in competitive offerings involving both quality and price aspects will find this tender particularly appealing, as award criteria are defined in procurement documents to ensure comprehensive evaluations. ## Notice This tender covers both the supply of, and installation of, data logging equipment for the Thames Water clean water network. This includes, but is not limited to, the supply of Pressure and Flow logging equipment, both fixed and non fixed. It also includes the supply of various acoustic logging equipment, both fixed, and non-fixed. The installation lot of this tender includes both the install, maintenance, and replacement works. Thames Water reserves the right to refine the award criteria. Please note that the deadline for requesting access to the PSQ & submitting the PSQ is 8th June 2026, 10 am GMT. ### Lot Information Flow and Pressure data loggers This lot covers the supply of flow and pressure loggers and relevant ancillaries. This includes but is not necessarily limited to; flow loggers, pressure loggers, combined flow and pressure loggers, incident loggers, as well as fixed and non-fixed versions of these assets. Options: The full scope of the services to be provided and any options that may be considered throughout the term of the agreement, is set out in the Specification issued within the Invitation to Negotiate (ITN) document. Renewal: Thames Water envisages that the contract will be awarded for an initial term of 3 years with options to extend by 1 year or longer, up to a maximum overall term of 8 years. Acoustic Data Loggers and Leak Detection equipment This lot covers the supply of both fixed, and non-fixed acoustic data loggers and leak detection equipment. This includes but is not necessarily limited to; fixed acoustic loggers, hydrophones, and portable acoustic correlators. Options: The full scope of the services to be provided and any options that may be considered throughout the term of the agreement, is set out in the Specification issued within the Invitation to Negotiate (ITN) document. Renewal: Thames Water envisages that the contract will be awarded for an initial term of 3 years with options to extend by 1 year or longer, up to a maximum overall term of 8 years. Repair, Maintenance & installation of Water Network data loggers This lot covers the installation, maintenance, and repair visits for data loggers on the clean water network. This includes but is not necessarily limited to; the installation and repairs of fixed flow and pressure loggers, the installation and repairs of acoustic loggers, as well as the installation of non-fixed data loggers, all on the clean water network. Options: The full scope of the services to be provided and any options that may be considered throughout the term of the agreement, is set out in the Specification issued within the Invitation to Negotiate (ITN) document. Renewal: Thames Water envisages that the contract will be awarded for an initial term of 3 years with options to extend by 1 year or longer, up to a maximum overall term of 8 years. ## Key Details | Field | Value | | --- | --- | | Publication source | Find A Tender Service | | Latest notice | https://www.find-tender.service.gov.uk/Notice/042345-2026 | | Notice type | UK4 - Tender Notice | | Procurement type | Framework | | Procurement category | Goods | | Procurement method | Selective | | Procurement method details | Competitive flexible procedure | | Tender suitability | SME | | Awardee scale | Not specified | | All stages | Tender | ## Dates | Field | Value | | --- | --- | | Publication date | 8 May 2026 | | Submission deadline | 1 Jun 2026 | | Future notice date | Not specified | | Award date | Not specified | | Contract period | 30 Sep 2026 - 1 Jul 2029 | | Recurrence | Not specified | ## Values | Field | Value | | --- | --- | | Tender value | £139,800,000 | | Lots value | £140,000,000 | | Awards value | Not specified | | Contracts value | Not specified | ## Status | Field | Value | | --- | --- | | Tender status | Active | | Lots status | Active | | Awards status | Not specified | | Contracts status | Not specified | ## Buyer | Field | Value | | --- | --- | | Main buyer | THAMES WATER UTILITIES LIMITED | | Locality | READING | | Post town | Reading | | Postcode | RG1 8DB | | Country | England | | ITL 1 | TLJ South East (England) | | ITL 2 | TLJ1 Berkshire, Buckinghamshire and Oxfordshire | | ITL 3 | TLJ16 Berkshire West | | Local authority | Reading | | Electoral ward | Thames | | Westminster constituency | Reading Central | | Delivery location | TLI London, TLJ South East (England) | ## CPV Codes ### Divisions - 32 - Radio, television, communication, telecommunication and related equipment - 38 - Laboratory, optical and precision equipments (excl. glasses) - 51 - Installation services (except software) ### Codes - 32342400 - Acoustic devices - 38420000 - Instruments for measuring flow, level and pressure of liquids and gases - 51210000 - Installation services of measuring equipment ## Release History - 8 May 2026 at 09:42 - Tender - UK4 - Tender Notice - https://www.find-tender.service.gov.uk/Notice/042345-2026 ## Documents - https://www.find-tender.service.gov.uk/Notice/042345-2026 8th May 2026 - Tender notice on Find a Tender ## Notice URLs - https://forms.office.com/e/RMfeZtvaaH - https://www.legislation.gov.uk/ukpga/2023/54/contents ## Provenance This Markdown file is an alternate public rendering of the D3 Tenders contract record. The canonical page is https://d3tenders.com/contract/?ocid=ocds-h6vhtk-069455. The underlying structured data is available as OCDS JSON at https://d3tenders.com/contract/ocds-h6vhtk-069455.json.