---
title: "ES RDE 019 - Requirements for the storage of sodium hypochlorite"
ocid: "ocds-h6vhtk-06a298"
canonical_url: "https://d3tenders.com/contract/?ocid=ocds-h6vhtk-06a298"
markdown_url: "https://d3tenders.com/contract/ocds-h6vhtk-06a298.md"
json_url: "https://d3tenders.com/contract/ocds-h6vhtk-06a298.json"
source: "Find A Tender Service"
current_stage: "Award"
buyer: "DEPARTMENT FOR ENVIRONMENT, FOOD AND RURAL AFFAIRS"
published: "2026-05-26"
---

# ES RDE 019 - Requirements for the storage of sodium hypochlorite

Buyer: DEPARTMENT FOR ENVIRONMENT, FOOD AND RURAL AFFAIRS  
Current stage: Award  
OCID: ocds-h6vhtk-06a298

[View canonical contract page](https://d3tenders.com/contract/?ocid=ocds-h6vhtk-06a298)  
[Download OCDS JSON](https://d3tenders.com/contract/ocds-h6vhtk-06a298.json)

## Summary

The Department for Environment, Food and Rural Affairs (DEFRA), based in London, United Kingdom, has completed a selective tender process to award a contract for the study on the storage requirements of sodium hypochlorite in drinking water systems. The procurement, titled "ES RDE 019 - Requirements for the storage of sodium hypochlorite," falls under the industry category of research and development services and related consultancy. The tender was issued under the RDE framework, with the procurement process classified as below threshold and non-competitive. The contract was awarded to WSP UK Ltd, a large-scale supplier, with the contract active from 1st June 2026 to 1st February 2027, valued at £68,330. Key milestones include the contract signing on 18th May 2026, with the procurement reaching its award stage as of 26th May 2026.

This contract presents significant opportunities for businesses specialising in chemical storage solutions, specifically those utilising sodium hypochlorite, as well as consultancies focusing on the infrastructure of drinking water systems. Companies capable of delivering innovative research and development services in this sector could harness this opportunity to showcase their expertise, potentially opening doors to further public sector contracts. Large-scale suppliers like WSP UK Ltd, with the capability to deliver specialised consultancy services in the UK, are well-positioned to benefit from such government projects, suggesting a growing demand for sector-specific knowledge and skills.

## Notice

This proposal is provided in response to a request to tender under the RDE framework for a study related to the storage requirements of sodium hypochlorite within drinking water systems.

## Key Details

| Field | Value |
| --- | --- |
| Publication source | Find A Tender Service |
| Latest notice | https://www.find-tender.service.gov.uk/Notice/048400-2026 |
| Notice type | UK7 - Contract Details Notice |
| Procurement type | Standard |
| Procurement category | Services |
| Procurement method | Selective |
| Procurement method details | Below threshold - award under framework |
| Tender suitability | Not specified |
| Awardee scale | Large |
| All stages | Award |

## Dates

| Field | Value |
| --- | --- |
| Publication date | 26 May 2026 |
| Submission deadline | Not specified |
| Future notice date | Not specified |
| Award date | 17 May 2026 |
| Contract period | 31 May 2026 - 1 Feb 2027 |
| Recurrence | Not specified |

## Values

| Field | Value |
| --- | --- |
| Tender value | Not specified |
| Lots value | Not specified |
| Awards value | Not specified |
| Contracts value | £68,330 |

## Status

| Field | Value |
| --- | --- |
| Tender status | Complete |
| Lots status | Complete |
| Awards status | Active |
| Contracts status | Active |

## Buyer

| Field | Value |
| --- | --- |
| Main buyer | DEPARTMENT FOR ENVIRONMENT, FOOD AND RURAL AFFAIRS |
| Locality | LONDON |
| Post town | South West London |
| Postcode | SW1P 4DF |
| Country | England |
| ITL 1 | TLI London |
| ITL 2 | TLI3 Inner London - West |
| ITL 3 | TLI35 Westminster and City of London |
| Local authority | Westminster |
| Electoral ward | St James's |
| Westminster constituency | Cities of London and Westminster |
| Delivery location | Not specified |

## Supplier

| Field | Value |
| --- | --- |
| Number of suppliers | 1 |
| Supplier names | WSP |

## CPV Codes

### Divisions

- 73 - Research and development services and related consultancy services

### Codes

- 73000000 - Research and development services and related consultancy services

## Release History

- 26 May 2026 at 08:08 - Award - UK7 - Contract Details Notice - https://www.find-tender.service.gov.uk/Notice/048400-2026

## Documents

- https://www.find-tender.service.gov.uk/Notice/048400-2026
  26th May 2026 - Contract details notice on Find a Tender

## Notice URLs

- https://defra-family.force.com/s/Welcome
- https://www.find-tender.service.gov.uk/api/1.0/ocdsReleasePackages/ocds-h6vhtk-04ef64
- 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-06a298. The underlying structured data is available as OCDS JSON at https://d3tenders.com/contract/ocds-h6vhtk-06a298.json.