This public procurement record has 3 releases in its history.

AwardUpdate

17 Dec 2025 at 09:26

Award

25 Feb 2022 at 16:00

Tender

22 Sep 2021 at 14:35

Summary of the contracting process

The procurement process involves Carmarthenshire County Council seeking services for the operation and maintenance of the Leachate Effluent Treatment Plant at the Nant-y-Caws Landfill Site, located in Carmarthen, South Wales (UKL14). This project is classified under environmental services, specifically pollution tracking, monitoring, and rehabilitation (CPV: 90730000). The procurement stage is in contract update, with previous awards recorded, highlighting the ongoing project and adaptations due to environmental compliance needs. The contract was originally set to expire on 31 January 2026 but has been extended until October 2026 to complete necessary installations. The involved parties include the buyer, Carmarthenshire County Council, and supplier, ExCAL Limited, which is an SME supplying these services.

This tender creates significant opportunities for businesses specialising in environmental and water-treatment services. Companies with expertise in sewage, refuse, cleaning, and environmental protection, particularly those with the capability to implement biological treatment solutions, would be well-suited for this contract. SMEs, especially those familiar with compliance and innovation in environmental management and water purification, can benefit from the extensive period of service provision required. The tender reflects a continuous need for technologically adept firms capable of contributing to regional environmental sustainability efforts. Participating businesses can leverage the opportunity for prolonged engagement due to regulatory-driven contract extensions, offering growth through technical contributions and environmental advancements.

How relevant is this notice?

Notice Title

Nant-y-Caws Landfill Site Phase 1 Leachate Effluent Treatment Plant Operation

Notice Description

** THIS IS A CONTRACT AWARD NOTICE, NOT A CONTRACT OPPORTUNITY ** Carmarthenshire County Council is responsible for the safe treatment and disposal of leachate arising from a closed landfill site at Nant-y-Caws, Carmarthen, UK. The leachate is currently treated via a biological treatment plant prior to discharge to a local river under a Natural Resources Wales issued Permit. The treatment plant consists of a MBBR (Mobile Bed Biological Reactor) and SAF (Submerged Aerated Filter) that successively treats the leachate to enable consented discharge to the river. The Council invited tenders for the operation and maintenance of the plant with suitably qualified and technically competent personnel. The site location and address is: Nant-y-Caws Landfill Site Phase 1 Nant-y-Caws Carmarthen SA32 8BG Contract Period: 01/02/2022 to 31/01/2025 with an extension option of up to a further 12 months.

Lot Information

Lot 1

The duration of the current Contract, which was due to expire on 31/01/2026, has been extended by 10 months to enable the full installation of a new denitrification reed bed to reduce nitrate levels and completion of a reed bed permit variation application to Natural Resources Wales.

Renewal: Option to extend for an additional 12 months.

Publication & Lifecycle

Open Contracting ID
ocds-h6vhtk-02e38c
Publication Source
Find A Tender Service
Latest Notice
https://www.find-tender.service.gov.uk/Notice/083620-2025
Current Stage
Award
All Stages
Tender, Award

Procurement Classification

Notice Type
Tender Notice
Procurement Type
Standard
Procurement Category
Services
Procurement Method
Open
Procurement Method Details
Open procedure
Tender Suitability
Not specified
Awardee Scale
SME

Common Procurement Vocabulary (CPV)

CPV Divisions

45 - Construction work

65 - Public utilities

90 - Sewage, refuse, cleaning and environmental services


CPV Codes

45232430 - Water-treatment work

65120000 - Operation of a water-purification plant

90000000 - Sewage, refuse, cleaning and environmental services

90500000 - Refuse and waste related services

90700000 - Environmental services

90710000 - Environmental management

90720000 - Environmental protection

90730000 - Pollution tracking and monitoring and rehabilitation

90732000 - Services related to soil pollution

90733000 - Services related to water pollution

90740000 - Pollutants tracking and monitoring and rehabilitation services

Notice Value(s)

Tender Value
Not specified
Lots Value
Not specified
Awards Value
Not specified
Contracts Value
£535,949 £500K-£1M

Notice Dates

Publication Date
17 Dec 20258 months ago
Submission Deadline
22 Oct 2021Expired
Future Notice Date
Not specified
Award Date
31 Jan 20224 years ago
Contract Period
Not specified - Not specified
Recurrence
Not specified

Notice Status

Tender Status
Complete
Lots Status
Cancelled
Awards Status
Active
Contracts Status
Active

Contracting Authority (Buyer)

Main Buyer
Carmarthenshire County Council
Contact Name
Available with D3 Tenders Premium →
Contact Email
Available with D3 Tenders Premium →
Contact Phone
Available with D3 Tenders Premium →

Buyer Location

Locality
CARMARTHEN
Postcode
SA31 1JP
Postcode Area
Swansea
Country
Wales

Major Region (ITL 1)
TLL Wales
Basic Region (ITL 2)
TLL4 Mid and South West Wales
Small Region (ITL 3)
TLL42 South West Wales
Delivery Location
TLL14 South West Wales

Local Authority
Carmarthenshire
Electoral Ward
Carmarthen Town North and South
Westminster Constituency
Caerfyrddin

Supplier Information

Number of Suppliers
1
Supplier Name

ExCAL Limited

Open Contracting Data Standard (OCDS)

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