FRN Variable Rate Fix

As Agent Bank, please be advised of the following rate determined on: 12/30/2025
Issue	¦ Northumbrian Water Finance Plc GBP 60,000,000 1RPI Linked FRN due 30 Jan 2041
ISIN Number	¦ XS0240294339
ISIN Reference	¦ 24029433
Issue Nomin GBP	¦ 60000000
Period	¦ 1/30/2026 to 7/30/2026						Payment Date 7/30/2026
Number of Days	¦ 181
Rate	¦ 3.437883
Denomination GBP	¦ 1000			¦ 60000000					¦
Amount Payable per Denomination	¦ 17.19			¦ 1031364.75					¦
Bank of New York
Rate Fix Desk	Telephone						¦ 44 1202 689580
Corporate Trust Services		Facsimile					¦ 44 1202 689601

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