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Noncoincident Peak Load, Actual and Projected by North American Electric Reliability Council Region
                     
Table 3.1.    xls     pdf   format     

Table 3.1.  Noncoincident Peak Load, Actual and Projected by North American Electric Reliability Council Region, 2003 through 2012
(Megawatts)
North American Electric Reliability Council Region Actual
2003 2004 2005 2006 2007
Summer
ECAR[1] 98,487 95,300 NA NA NA
ERCOT 59,996 58,531 60,210 62,339 62,188
FRCC 40,475 42,383 46,396 45,751 46,676
MAAC[1] 53,566 52,049 NA NA NA
MAIN[1] 56,988 53,439 NA NA NA
MRO (U.S.) [2] 28,831 29,351 39,918 42,194 41,684
NPCC (U.S.) 55,018 52,549 58,960 63,241 58,314
ReliabilityFirst[3] NA NA 190,200 191,920 181,700
SERC 153,110 157,615 190,705 199,052 209,109
SPP 40,367 40,106 41,727 42,882 43,167
WECC (U.S.) 122,537 123,136 130,760 142,096 139,389
Contiguous U.S. 709,375 704,459 758,876 789,475 782,227
Winter
ECAR[1] 86,332 91,800 NA NA NA
ERCOT 42,702 44,010 48,141 50,402 50,408
FRCC 36,841 44,839 42,657 42,526 41,701
MAAC[1] 45,625 45,905 NA NA NA
MAIN[1] 41,719 42,929 NA NA NA
MRO (U.S.) [2] 24,134 24,526 33,748 34,677 33,191
NPCC (U.S.) 48,079 48,176 46,828 46,697 46,795
ReliabilityFirst[3] NA NA 151,600 149,631 141,900
SERC 137,972 144,337 164,638 175,163 179,888
SPP 28,450 29,490 31,260 30,792 31,322
WECC (U.S.) 102,020 102,689 107,493 111,093 112,700
Contiguous U.S. 593,874 618,701 626,365 640,981 637,905
North American Electric Reliability Council Region Projected
2008 2009 2010 2011 2012
Summer
TRE (formerly ERCOT) 64,927 66,247 67,641 68,964 70,052
FRCC 47,364 48,181 49,093 50,284 51,499
MRO (U.S.) [2] 41,222 43,208 44,737 45,779 46,593
NPCC (U.S.) 61,779 62,647 63,399 64,173 64,932
ReliabilityFirst[3] 184,000 187,100 190,700 193,400 195,700
SERC 204,791 209,288 213,720 217,774 221,590
SPP 43,800 44,784 45,657 46,355 47,011
WECC (U.S.) 142,032 145,217 147,942 150,756 153,767
Contiguous U.S. 789,915 806,672 822,889 837,485 851,144
Winter
TRE (formerly ERCOT) 47,270 48,285 49,250 50,053 50,590
FRCC 49,601 50,463 51,606 52,753 53,896
MRO (U.S.) [2] 34,100 35,085 36,298 36,967 37,556
NPCC (U.S.) 48,323 48,911 49,471 49,998 50,537
ReliabilityFirst[3] 147,100 149,100 151,500 153,400 154,800
SERC 182,055 185,850 188,473 192,292 194,541
SPP 31,954 32,585 33,293 33,932 34,515
WECC (U.S.) 116,586 118,832 120,782 122,778 125,016
Contiguous U.S. 656,989 669,111 680,673 692,173 701,450
  [1] ECAR, MAAC, and MAIN dissolved at the end of 2005.  Utility membership joined other reliability regional councils.  Also, see Footnote 3.
  [2] Regional name has changed from Mid-Continent Area Power Pool to Midwest Reliability Organization.
  [3] ReliabilityFirst Corporation (RFC) came into existence on January 1, 2006, and submitted a consolidated filing covering the historical NERC regions of ECAR, MAAC, and MAIN.  Many of the former utility members joined RFC.
  NA = Not available. 
  Notes: Projected data are updated annually, so revision superscript is not used. NERC Regional Council names may be found in the Glossary reference. Represents an hour of a day during the associated peak period. The summer peak period begins on June 1 and extends through September 30. The winter peak period begins on December 1 and extends through the end of February of the following year The MRO, SERC, and SPP regional boundaries were altered as a variety of utilities changed reliability organizations.  The historical data series have not been adjusted. Totals may not equal sum of components because of independent rounding.
  Source: Energy Information Administration, Form EIA-411, "Coordinated Bulk Power Supply Program."

see also:
Electric Power Monthly
Electric Power Annual
annual electricity statistics back to 1949
projected electricity capacity to 2030
international electricity statistics