LONDON–(BUSINESS WIRE)– Re: United Utilities Water Plc GBP 100,000,000.00 MATURING: 28-Mar-2042 ISIN: XS0248328139 PLEASE BE ADVISED THAT THE INTEREST RATE FOR THE PERIOD 28-Sep-2026 TO 28-Mar-2027 HAS BEEN FIXED AT 3.45 PCT DAY BASIS: ACTUAL/ACTUAL(ISMA) INTEREST PAYABLE VALUE 28-Mar-2027 WILL AMOUNT TO: GBP 861.43 PER GBP 50,000.00 DENOMINATION