Contract awardedMEICA

Waterhelm Desalination trial

The Coal Authority
East Midlands
Direct award
1 October 2025 to 31 December 2025

Pilot project involving the mobilisation, installation, and operation of a mobile forward osmosis plant at the Lynemouth mine water treatment site. The plant, housed in two 20ft shipping containers, will process mine water at a capacity of 2m3/day. The scope includes commissioning, operational testing, data analysis, and the delivery of a final report, feasibility study, and business case development.

Open the official notice

Awarded value: £190k; As published
Published: 17 September 2025
Awarded: 17 September 2025; waterwhelm
Contract length: 3 months; Ends 31 December 2025

What the contract covers

Provision of research, development, and pilot testing services for novel forward osmosis water desalination and mineral treatment technologies.

Mobilisation, installation, commissioning, operation and decommissioning/demobilisation of a pilot plant consisting of two 20ft stacked shipping containers at Lynemouth Mine Water Treatment Scheme
Operation of the plant at approximately 2m3/day to process mine water containing naturally occurring minerals such as iron
Research, gathering, evaluation and analysis of pilot test results
Detailed write-up of findings, feasibility study and development of the business case

Terms and requirements

Procedure: Direct award
Initial term: 3 months
Contract dates: 1 October 2025 to 31 December 2025
Certifications asked for: None stated
Lots: 1
Suitable for SMEs: Yes
CPV codes: 42912340, 45232430, 65122000

Services in this contract

Water and wastewater treatment works and utility MEICAMain service£1.3m typicalOperated forward osmosis mine water treatment pilot plant at Lynemouth

Lifecycle

Published
17 September 2025
Contract awardedto waterwhelm
17 September 2025
Contract starts
1 October 2025
Contract ends
31 December 2025

The buyer

The Coal Authority

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The supplier

waterwhelm

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Cite this contract

Link: https://bidskim.com/tender/327256/waterhelm-desalination-trial
Buyer reference: CA18/2/31/3
Open contracting ID: ocds-h6vhtk-059c66
Last checked: 5 November 2026

The Coal Authority. Waterhelm Desalination trial. Contract award, 17 September 2025. BidSkim, https://bidskim.com/tender/327256/waterhelm-desalination-trial (accessed 5 November 2026).