TEPCO Illustrated

Electricity Supply Facilities
  • Print

Substation Facilities

As of the end of FY2016

At the end of FY Number of Locations Output (million kVA) Frequency Conversion Equipment (FC) Output (MW) Those Facilities at least 275KV
Number of Locations Output (million kVA) Frequency Conversion Equipment (FC) Output (MW)
1951 398 4.86
1955 371 6.33
1965 539 25.11 7 0.47
1975 877 79.77 26 33.54
1985 1,178 154.58 300 48 83.27 300
1995 1,433
(476)
223.98
(54.38)
600 62
(18)
124.17
(20.60)
600
2000 1,542
(505)
250.95
(61.82)
600 70
(20)
141.99
(24.58)
600
2002 1,565
(511)
257.35
(61.98)
600 71
(20)
147.31
(24.58)
600
2003 1,572
(514)
256.57
(62.02)
600 71
(20)
146.28
(24.58)
600
2004 1,573
(514)
256.96
(62.20)
600 71
(20)
146.43
(24.73)
600
2005 1,577
(522)
259.35
(62.42)
600 71
(20)
148.66
(24.88)
600
2006 1,583
(524)
263.28
(63.33)
600 73
(20)
151.49
(25.63)
600
2007 1,587
(526)
265.14
(63.24)
600 74
(20)
153.44
(25.63)
600
2008 1,588
(525)
264.79
(62.89)
600 74
(20)
153.44
(25.63)
600
2009 1,591
(527)
265.76
(63.03)
600 74
(20)
153.44
(25.63)
600
2010 1,592
(527)
267.24
(63.15)
600 74
(20)
154.24
(25.63)
600
2011 1,588
(521)
266.08
(63.30)
600 74
(20)
152.97
(25.63)
600
2012 1,582
(516)
267.99
(63.31)
600 74
(20)
154.67
(25.69)
600
2013 1,579
(514)
269.02
(63.63)
600 74
(20)
153.30
(24.85)
600
2014 1,577
(512)
269.31
(63.71)
600 74
(20)
153.30
(24.85)
600
2015 1,574
(510)
269.57
(63.86)
600 74
(20)
153.45
(24.85)
600
2016 1,614
(509)
274.59
(65.23)
600 78
(21)
156.30
(26.59)
600
Total of 10 Electric Power Co.
2016
6,766 842.08 4000 341 213.69 4000

(Notes)

  1. Figures in total of 10 electric power companies include connection and conversion facilities.
  2. Figures in parentheses are for facilities in Tokyo.
  3. "Those Facilities at least 275 KV" figures for the 10 electric power companies are calculated on the basis of 187 kV instead of 275 KV.