---
title: "Afon Cwm Penamnen Hydro Expression of Interest"
ocid: "ocds-h6vhtk-06bb4c"
canonical_url: "https://d3tenders.com/contract/?ocid=ocds-h6vhtk-06bb4c"
markdown_url: "https://d3tenders.com/contract/ocds-h6vhtk-06bb4c.md"
json_url: "https://d3tenders.com/contract/ocds-h6vhtk-06bb4c.json"
source: "Find A Tender Service"
current_stage: "Tender"
buyer: "NATURAL RESOURCES WALES"
published: "2026-06-23"
---

# Afon Cwm Penamnen Hydro Expression of Interest

Buyer: NATURAL RESOURCES WALES  
Current stage: Tender  
OCID: ocds-h6vhtk-06bb4c

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## Summary

Natural Resources Wales is currently inviting expressions of interest for the "Afon Cwm Penamnen Hydro Expression of Interest" as part of an active procurement process under the tender stage. This initiative targets the development of a hydro-electricity proposal within the NRW Estate, located in Cardiff, UK. Key details include a procurement method described as 'Below threshold - open competition,' ensuring an inclusive opportunity for various bidders. Interested businesses can submit their proposals via the Sell2Wales portal by 15th July 2026, with the enquiry period closing a week earlier on 8th July 2026. This project falls under the industry category 'Electricity, heating, solar and nuclear energy' and aims at a long-term contract commencing on 1st January 2027.

This tender offers significant business growth opportunities, particularly for SMEs and VCSEs, as it covers a sustainable energy sector with potential for ongoing revenue generation through hydro-electric power. The nature of the project, which involves entering a lease agreement tied to a percentage of gross revenue, provides an innovative financial structure that benefits forward-thinking energy developers. Enterprises specialising in renewable energy, construction, and environmental engineering will find this tender particularly fitting given the development's focus on sustainability and long-term energy solutions. Moreover, the social value criteria underscore the importance placed on quality and community impact, appealing to businesses that prioritise eco-friendly and societal benefits.

## Notice

Dyma gyfle i ddatblygu cynllun trydan dwr ar ystad CNC. Byddai'n golygu cytuno ar brydles ar gyfer defnyddio'r safle, gan gynnwys hawl tramwy ar gyfer gwaith adeiladu, cynnal a chadw a datgomisiynu. Byddai'r brydles yn ei gwneud yn ofynnol i'r datblygwr dalu rhent blynyddol ar gyfer defnyddio'r safle, yn seiliedig ar ganran o'r refeniw gros a grewyd gan y cynllun. This is an opportunity to develop a hydro-electricity proposal on the NRW Estate, within the areas defined by the red boundary. The development opportunity would involve entering a lease for use of the site, including a right of access for construction, maintenance, and decommissioning. The lease would require the developer to pay an annual market rent for the use of the site based on a percentage of the gross revenue generated by the scheme.

## Key Details

| Field | Value |
| --- | --- |
| Publication source | Find A Tender Service |
| Latest notice | https://www.find-tender.service.gov.uk/Notice/059052-2026 |
| Notice type | UK4 - Tender Notice |
| Procurement type | Standard |
| Procurement category | Goods |
| Procurement method | Open |
| Procurement method details | Below threshold - open competition |
| Tender suitability | SME, VCSE |
| Awardee scale | Not specified |
| All stages | Tender |

## Dates

| Field | Value |
| --- | --- |
| Publication date | 23 Jun 2026 |
| Submission deadline | 15 Jul 2026 |
| Future notice date | Not specified |
| Award date | Not specified |
| Contract period | 1 Jan 2027 - 31 Dec 2057 |
| Recurrence | Not specified |

## Values

| Field | Value |
| --- | --- |
| Tender value | £1 |
| Lots value | £1 |
| 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 | NATURAL RESOURCES WALES |
| Locality | CARDIFF |
| Post town | Cardiff |
| Postcode | CF10 3NQ |
| Country | Wales |
| ITL 1 | TLL Wales |
| ITL 2 | TLL5 South East Wales |
| ITL 3 | TLL52 Cardiff and Vale of Glamorgan |
| Local authority | Cardiff |
| Electoral ward | Cathays |
| Westminster constituency | Cardiff South and Penarth |
| Delivery location | TLL Wales |

## CPV Codes

### Divisions

- 09 - Petroleum products, fuel, electricity and other sources of energy

### Codes

- 09300000 - Electricity, heating, solar and nuclear energy

## Release History

- 23 Jun 2026 at 14:15 - Tender - UK4 - Tender Notice - https://www.find-tender.service.gov.uk/Notice/059052-2026

## Documents

- https://www.find-tender.service.gov.uk/Notice/059052-2026
  23rd June 2026 - Tender notice on Find a Tender
- https://www.sell2wales.gov.wales/Assets/NoticeBuilder_FileDownload.aspx?id=371782
  EOI Hydro Dolwyddelanmp

## Notice URLs

- http://naturalresourceswales.gov.uk
- https://www.legislation.gov.uk/ukpga/2023/54/contents
- https://www.sell2wales.gov.wales/
- https://www.sell2wales.gov.wales/SubmissionsmustbemadethroughSell2Walesportal

## 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-06bb4c. The underlying structured data is available as OCDS JSON at https://d3tenders.com/contract/ocds-h6vhtk-06bb4c.json.