Scope
Procurement description
This Contract is for the supply and delivery of the following Goods: -
Lot 1- Supply and Delivery of Liquid Oxygen to NI Water Alpha site at Dunore Point including lease, maintenance of bulk storage vessels and ancillary equipment as required. All maintenance, testing and certification is to be included within the leasing agreement.
Lot 2- Supply, delivery of Liquid Oxygen to Castor Bay. Supply, delivery and installation of bulk storage vessels and all associated equipment as required. The ownership of the vessel will remain with the successful Supplier and will be leased by NIWA. All maintenance, testing and certification is to be included within the leasing agreement.
Total value (estimated)
4942800 GBP Including VAT
Contract dates (estimated)
23 February 2026, 00:00AM to 22 February 2031, 23:59PM
Extension end date (if all the extensions are used): 22 February 2034
Contracting authority
Northern Ireland Water Limited
Identification register:
Address 1: Westland Road
Town/City: Belfast
Postcode: BT14 6TE
Country: United Kingdom
Public Procurement Organisation Number: PCZH-7295-JJTZ
NUTS code: UKN06
Email: sourcing@niwater.com
Organisation type: Public authority - sub-central government
Procedure
Procedure type
Competitive flexible procedure
Is this procurement under a special regime?
Utilities
Is the total value above threshold?
Above threshold
Lots
Divided into 2 lots
Supply and Delivery of Liquid Oxygen to NI Water Alpha site at Dunore Point
Lot number: 1 Description
Supply and Delivery of Liquid Oxygen to NI Water Alpha site at Dunore Point including lease, maintenance of bulk storage vessels and ancillary equipment as required
CPV classifications
- 24000000 - Chemical products
- 41110000 - Drinking water
- 50000000 - Repair and maintenance services
Lot value (estimated)
2965680 GBP Including VAT
Contract start date (estimated)
23 February 2026, 00:00AM
Contract end date (estimated)
22 February 2031, 23:59PM
Extension end date (estimated)
22 February 2034, 23:59PM
Can the contract be extended?
Yes
Description of extensions
Three optional extension periods of one year (1+1+1years)
Does the lot include options?
Yes
Description of options
The Client reserves the right to purchase the following additional Goods or Services under this Contract during the Contract Period: -
• Utilise the Supplier to provide any additional goods and services associated with supply and optimisation of liquid oxygen for water and wastewater treatment.
• Maintenance of onsite equipment or storage tankers
• Installation of tanks at other NI Water sites in line with operational requirements
Award criteria
Type: price
Name
Price
Weighting: 100
Weighting type: percentageExact
Supply, delivery of Liquid Oxygen to Castor Bay.
Lot number: 2 Description
Supply, delivery of Liquid Oxygen to Castor Bay. Supply, delivery and installation of bulk storage vessels and all associated equipment as required
CPV classifications
- 24000000 - Chemical products
- 41110000 - Drinking water
- 50000000 - Repair and maintenance services
Lot value (estimated)
1977120 GBP Including VAT
Contract start date (estimated)
23 February 2026, 00:00AM
Contract end date (estimated)
22 February 2031, 23:59PM
Extension end date (estimated)
22 February 2034, 23:59PM
Can the contract be extended?
Yes
Description of extensions
Three optional extension periods of one year (1+1+1years)
Does the lot include options?
Yes
Description of options
The Client reserves the right to purchase the following additional Goods or Services under this Contract during the Contract Period: -
• Utilise the Supplier to provide any additional goods and services associated with supply and optimisation of liquid oxygen for water and wastewater treatment.
• Maintenance of onsite equipment or storage tankers
• Installation of tanks at other NI Water sites in line with operational requirements
Award criteria
Type: price
Name
Price
Weighting: 100
Weighting type: percentageExact
Tender submission deadline
09 December 2025, 23:59PM
Enquiry deadline
02 December 2025, 23:59PM
Date of award of contract
10 February 2026, 23:59PM
Submission address and any special instructions
https://etendersni.gov.uk
May tenders be submitted electronically?
Yes
Is this a recurring procurement?
No
Publication date of next tender notice (estimated)
10 November 2033, 23:59PM
Languages that may be used for submission
Tender submission deadline
09 December 2025, 23:59PM
Enquiry deadline
02 December 2025, 23:59PM
Date of award of contract
10 February 2026, 23:59PM
Submission address and any special instructions
https://etendersni.gov.uk
May tenders be submitted electronically?
Yes
Is this a recurring procurement?
No
Publication date of next tender notice (estimated)
10 November 2033, 23:59PM
Languages that may be used for submission