The indicative exchange rate used is USD/GBP = 1.67
The above graph illustrates the maturity profile of National Grid’s long term debt and it splits the debt profile into six groups. The first group, National Grid/NGGF, includes National Grid plc and NGG Finance plc as issuing entities. The second group is the NGUSA Op Co group, consisting of the issuing entities of Niagara Mohawk Power Company, Massachusetts Electric Company, The Narragansett Electric Company, New England Power Company, Granite State Electricity Company and KeySpan Corp companies. The next group, NGET, includes National Grid Electricity Transmission plc only as an issuing entity. The next group, Grain LNG includes Grain LNG only as an issuing entity. The next group, includes National Grid Gas plc, British Transco International Finance and British Transco Finance Inc and British Transco Finance (no 3). The final group includes all debt issued out of NGUSA (non operating companies).
The x axis states the financial year the debt matures, whilst the y axis states the outstanding level of debt in sterling millions maturing.
The bar chart, illustrating our long term debt portfolio, highlights that we have long term debt maturing in the majority of the financial years out to 2056/2057. On average there are higher levels of debt maturities in the financial years until 2013/2014 than in later years. For the years to 2013/2014 the level of debt maturing in each financial year ranges from c. £0.8bn to c. £2.4bn. For the later years the level of debt maturing in each financial year ranges from zero to c. £1.4bn.