---
title: "Sludge Inspection"
ocid: "ocds-h6vhtk-05e8b0"
canonical_url: "https://d3tenders.com/contract/?ocid=ocds-h6vhtk-05e8b0"
markdown_url: "https://d3tenders.com/contract/ocds-h6vhtk-05e8b0.md"
json_url: "https://d3tenders.com/contract/ocds-h6vhtk-05e8b0.json"
source: "Find A Tender Service"
current_stage: "Award"
buyer: "THAMES WATER UTILITIES LIMITED"
published: "2026-05-13"
---

# Sludge Inspection

Buyer: THAMES WATER UTILITIES LIMITED  
Current stage: Award  
OCID: ocds-h6vhtk-05e8b0

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## Summary

The procurement process for the "Sludge Inspection" contract involves Thames Water Utilities Limited, which operates from Reading, United Kingdom. This tender focuses on the industry category of composition and purity testing and analysis services and spans across various sites within the Thames Water estate primarily in regions UKI and UKJ. The procurement utilised a selective method described as a competitive flexible procedure, and the process reached the award stage with a pending award having a total contract value of £1,200,000. Key dates include contract period starting from 1st June 2026 to 31st May 2027, with a milestone of contract signature scheduled by 29th May 2026.

This contract presents significant business growth opportunities, particularly for companies specialising in laboratory services and technical analysis. Large-scale enterprises, like Tetra Tech Environmental Management Limited, which are experienced in logistic support and sample analysis, are well-suited to compete for such tenders within the utilities sector. The competitive nature of the flexible procedure ensures that businesses that can meet the distinctive requirements of sludge collection, testing, and comprehensive reporting will have a competitive edge. This environment favours suppliers adept at technical competence and cost-effective solutions.

## Notice

This tender is for the supply of sludge inspection and testing services, for a limited 12 month period, covering the collection and analysis of approximately 6000 samples. This includes; sample collection from a wide range of sites across the Thames Water estate, full logistic support, analysis of sludge samples, and reporting back on sample findings.

## Key Details

| Field | Value |
| --- | --- |
| Publication source | Find A Tender Service |
| Latest notice | https://www.find-tender.service.gov.uk/Notice/043691-2026 |
| Notice type | UK6 - Contract Award Notice |
| Procurement type | Standard |
| Procurement category | Services |
| Procurement method | Selective |
| Procurement method details | Competitive flexible procedure |
| Tender suitability | SME |
| Awardee scale | Large |
| All stages | Tender, Award |

## Dates

| Field | Value |
| --- | --- |
| Publication date | 13 May 2026 |
| Submission deadline | 15 Dec 2025 |
| Future notice date | Not specified |
| Award date | 12 May 2026 |
| Contract period | 31 May 2026 - 31 May 2027 |
| Recurrence | Not specified |

## Values

| Field | Value |
| --- | --- |
| Tender value | £1,200,000 |
| Lots value | £1,200,000 |
| Awards value | £1,200,000 |
| Contracts value | Not specified |

## Status

| Field | Value |
| --- | --- |
| Tender status | Complete |
| Lots status | Complete |
| Awards status | Pending |
| 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) |

## Supplier

| Field | Value |
| --- | --- |
| Number of suppliers | 1 |
| Supplier names | TETRA TECH ENVIRONMENTAL MANAGEMENT |

## CPV Codes

### Divisions

- 71 - Architectural, construction, engineering and inspection services

### Codes

- 71610000 - Composition and purity testing and analysis services
- 71621000 - Technical analysis or consultancy services
- 71900000 - Laboratory services

## Release History

- 13 May 2026 at 07:16 - Award - UK6 - Contract Award Notice - https://www.find-tender.service.gov.uk/Notice/043691-2026
- 25 Nov 2025 at 16:49 - Tender - UK4 - Tender Notice - https://www.find-tender.service.gov.uk/Notice/077018-2025

## Documents

- https://www.find-tender.service.gov.uk/Notice/043691-2026
  13th May 2026 - Contract award notice on Find a Tender
- https://www.find-tender.service.gov.uk/Notice/077018-2025
  25th November 2025 - Tender notice on Find a Tender

## Notice URLs

- https://forms.office.com/e/QnPji4RMdt
- https://www.legislation.gov.uk/ukpga/2023/54/contents
- https://www.rpsgroup.com/
- https://www.thameswater.co.uk/

## 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-05e8b0. The underlying structured data is available as OCDS JSON at https://d3tenders.com/contract/ocds-h6vhtk-05e8b0.json.