---
title: "GB-London: Gen_21_25 DEFRA metal mine water treatment liability expertise"
ocid: "ocds-b5fd17-18f92bef-7634-42f2-8832-230d9c8d5b7d"
canonical_url: "https://d3tenders.com/contract/?ocid=ocds-b5fd17-18f92bef-7634-42f2-8832-230d9c8d5b7d"
markdown_url: "https://d3tenders.com/contract/ocds-b5fd17-18f92bef-7634-42f2-8832-230d9c8d5b7d.md"
json_url: "https://d3tenders.com/contract/ocds-b5fd17-18f92bef-7634-42f2-8832-230d9c8d5b7d.json"
source: "Contracts Finder"
current_stage: "Tender"
buyer: "NATIONAL AUDIT OFFICE"
published: "2021-06-16"
---

# GB-London: Gen_21_25 DEFRA metal mine water treatment liability expertise

Buyer: NATIONAL AUDIT OFFICE  
Current stage: Tender  
OCID: ocds-b5fd17-18f92bef-7634-42f2-8832-230d9c8d5b7d

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## Summary

The National Audit Office is seeking tenders for the project titled "GB-London: Gen_21_25 DEFRA metal mine water treatment liability expertise." This procurement, related to environmental services and specifically addressing water pollution, is classified under the CPV code for services related to water pollution. The tender period is open until 30 June 2021, with a contract expected to commence on 31 July 2021 and run until 31 October 2021. The estimated contract value is between £25,000 and £50,000, and the location for delivery is in London, United Kingdom. The procurement method is an open procedure, allowing for broad participation.

This tender presents a significant opportunity for small and medium enterprises (SMEs) and businesses with expertise in environmental services, particularly those knowledgeable about water pollution management at former metal mining sites. Businesses that can demonstrate strong scientific capabilities and experience in ongoing water treatment processes would be well-suited to compete for this contract. As the project addresses an ongoing liability for the Department for Environment, Food & Rural Affairs (DEFRA), it could lead to sustained collaboration and future contracts in water management and environmental protection.

## Notice

NOTE: This notice was updated on 16 June 2021 for the following reason: Added link to the tender documents(We are seeking scientific experts, with knowledge of water pollution, to DEFRA recognises a liability in respect of managing water pollution levels at 4 former metal mine sites (note this is ongoing treatment of pollution levels only, not remediation of the causes of the pollution).) Additional information: The contracting authority considers that this contract may be suitable for economic operators that are small or medium enterprises (SMEs). However, any selection of tenderers will be based solely on the criteria set out for the procurement.

## Key Details

| Field | Value |
| --- | --- |
| Publication source | Contracts Finder |
| Latest notice | https://www.contractsfinder.service.gov.uk/Notice/5a8dba79-60c8-4ce5-ba1e-4d5ea4452a76 |
| Notice type | Tender Notice |
| Procurement type | Standard |
| Procurement category | Services |
| Procurement method | Open |
| Procurement method details | Open procedure |
| Tender suitability | SME, VCSE |
| Awardee scale | Not specified |
| All stages | Tender |

## Dates

| Field | Value |
| --- | --- |
| Publication date | 16 Jun 2021 |
| Submission deadline | 30 Jun 2021 |
| Future notice date | Not specified |
| Award date | Not specified |
| Contract period | 30 Jul 2021 - 31 Oct 2021 |
| Recurrence | Not specified |

## Values

| Field | Value |
| --- | --- |
| Tender value | £50,000 |
| Lots value | Not specified |
| Awards value | Not specified |
| Contracts value | Not specified |

## Status

| Field | Value |
| --- | --- |
| Tender status | Active |
| Lots status | Not specified |
| Awards status | Not specified |
| Contracts status | Not specified |

## Buyer

| Field | Value |
| --- | --- |
| Main buyer | NATIONAL AUDIT OFFICE |
| Locality | LONDON |
| Post town | South West London |
| Postcode | SW1W 9SP |
| 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 | Pimlico North |
| Westminster constituency | Cities of London and Westminster |
| Delivery location | TLI London |

## CPV Codes

### Divisions

- 90 - Sewage, refuse, cleaning and environmental services

### Codes

- 90700000 - Environmental services
- 90733000 - Services related to water pollution

## Release History

- 16 Jun 2021 at 15:25 - TenderAmendment - Tender Notice - https://www.contractsfinder.service.gov.uk/Notice/5a8dba79-60c8-4ce5-ba1e-4d5ea4452a76
- 16 Jun 2021 at 14:15 - Tender - Tender Notice - https://www.contractsfinder.service.gov.uk/Notice/5a8dba79-60c8-4ce5-ba1e-4d5ea4452a76

## Documents

- https://www.contractsfinder.service.gov.uk/Notice/5a8dba79-60c8-4ce5-ba1e-4d5ea4452a76
  16th June 2021 - Opportunity notice on Contracts Finder
- https://www.delta-esourcing.com/delta/respondToList.html?noticeId=602874025
  Please follow this link to view the notice.

## 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-b5fd17-18f92bef-7634-42f2-8832-230d9c8d5b7d. The underlying structured data is available as OCDS JSON at https://d3tenders.com/contract/ocds-b5fd17-18f92bef-7634-42f2-8832-230d9c8d5b7d.json.