The energy consumption of each building on the parliamentary estate in each of the past three years is given in the following table. Please note that 2 Millbank is heated from boilers located in 1 Millbank and its heating energy consumption is not metered separately.
Estimated energy consumptions corrected where possible using actual readings (MWh) 2003-04 2004-05 2005-06 Building Gas Electricity Total Gas Electricity Total Gas Electricity Total Palace of Westminster 19,526.4 15,182.3 34,708.7 18,040.3 15,440.3 33,480.6 19,482.7 15,440.3 35,043.6 Portcullis House 3,616.7 4,044.5 7,661.2 3,328.8 3,932.3 7,261.1 3,493.9 3,942.2 7,436.1 Norman Shaw North and South 3,117.1 1,880.2 4,997.3 2,692.8 1,867.4 4,560.3 3,112.4 1,945.4 5,057.9 1 Canon Row — 858.3 858.3 — 830.9 830.9 — 819.0 819.0 1 Parliament Street 2,007.8 2,296.6 4,304.4 1,971.7 2,299.7 4,271.4 2,162.6 2,305.4 4,468.0 Parliamentary Bookshop — 29.7 29.7 — 33.4 33.4 — 35.5 35.5 Millbank House — 778.5 778.5 — 778.3 778.3 — 728.4 728.4 7 Millbank 1,924.0 3,171.7 5,095.7 2,018.4 3,295.9 5,314.2 2,082.2 3,475.3 5,557.6 Fielden House — — — — 131.2 131.2 — 383.9 383.9 6 and 7 Old Palace Yard 309.0 202.7 511.8 176.9 217.3 394.2 214.0 231.7 445.7 1 Abbey Gardens 110.6 46.0 156.6 107.7 36.0 143.7 1151.5 39.6 151.1 2 Abbey Gardens 135.2 67.6 202.8 106.8 56.4 163.2 107.1 56.4 163.5 Underground Car Park — 382.4 382.4 — 412.9 421.9 — 361.2 361.2 22 John Islip Street 64.4 68.2 132.7 63.6 24.4 88.0 14.0 48.9 62.9 Total 30,811.3 29,008.6 59,819.9 28,506.9 29,356.5 57,863.4 30,780.6 29,933.8 60,714.4