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Annual Peak Loads in 2006

Total non-coincident peak load for California for 2006 was 67,859.8 megawatts.
Total coincident peak demand was the "record peak" of 63,809 megawatts on July 24, 2006.


Non-Coincident Peak
In Megawatts (MW)
Investor-Owned Utilities and
Publicly Owned Load-Serving Entities (LSEs)
In California
Percent of Total MW Control Area
42,267.0 Jumbo LSEs - over 10,000 MW 62.29%  
22,889.0 Southern California Edison Co. (SCE)   CAISO
19,378.0 Pacific Gas & Electric Co. (PG&E)   CAISO
15,979.0 Large LSEs - 1,000 to 10,000 MW 23.55%  
6,165.0 Los Angeles Department of Water and Power (LADWP)   LADWP
4,502.0 San Diego Gas & Electric Co. (SDG&E)   CAISO
3,280.0 Sacramento Municipal Utility District (SMUD)   SMUD
2,032.0 Dept. of Water Resources: State Water Project (1)   CAISO
6,470.0 Mid-Sized LSEs - 200 MW to 1,000 MW 9.53%  
993.0 Imperial Irrigation District (IID)   IID
686.7 Modesto Irrigation District (MID)   CAISO
593.0 Anaheim, City of   CAISO
587.0 Riverside, City of   CAISO
533.0 Turlock Irrigation District (TID)   TID
526.7 Northern California Power Agency (NCPA) power pool (2)   CAISO
393.0 Western's end-use customer loads   CAISO
107.0   SMUD
486.0 Silicon Valley Power (SVP, City of Santa Clara)   CAISO
352.0 Roseville Electric   SMUD
336.0 Glendale Water & Power   LADWP
316.6 Pasadena Water & Power   CAISO
307.0 Burbank Water & Power   LADWP
253.0 Redding Electric Utility   SMUD
974.2 Compact LSEs - 50 MW to 200 MW 1.44%  
197.3 Vernon, City of   CAISO
180.0 PacifiCorp   PacifiCorp
125.0 Sierra Pacific Power Co. (SPP)   SPP
120.0 CCSF (City & County of San Francisco)   CAISO
120.0 Power & Water Resources Pooling Authority   CAISO
87.0 Colton, City of   CAISO
81.6 Merced Irrigation District   TID
63.3 Azusa Light & Water   CAISO
305.7 Sub-Compact LSEs - 10 MW to 50 MW 0.45%  
45.0 Banning, City of   CAISO
41.0 Bear Valley Electric Service   CAISO
33.6 Shasta Lake, City of   CAISO
31.2 Truckee Donner Public Utilities District   SPP
25.8 Lassen Municipal Utility District   CAISO
25.0 Surprise Valley Electric Cooperative   BPA
19.0 Needles, City of   Nevada Power
18.0 Trinity Public Utilities District   CAISO
15.7 Moreno Valley Utility   CAISO
14.0 Corona, City of   CAISO
13.0 Eastside Power Authority   CAISO
12.5 Anza Electric Cooperative, Inc.   CAISO
12.0 Rancho Cucamonga Municipal Utility   CAISO
43.8 Mini-Compact LSEs - less than 10 MW 0.06%  
10.0 Cerritos, City of   CAISO
6.0 City of Industry   CAISO
5.3 Morongo Band of Mission Indians   none
4.5 Pittsburg, City of / Island Energy   CAISO
3.8 Mountain Utilities (Kirkwood)   none
3.6 Victorville, City of   none
2.9 Valley Electric Association   Nevada Power
2.8 Port of Stockton   CAISO
2.7 Hercules Municipal Utility   CAISO
1.5 Aha Macav Power Service (Fort Mojave Tribe)   WALC
0.7 Shelter Cove Resort Improvement District   CAISO
0.0 McAllister Ranch Irrigation District   CAISO
66,039.8 Total 2006 IOU + POU Non-Coincident Peak Loads 97.32%  
1,820.0 Sum for 14 Energy Service Providers (ESPs) 2.68% CAISO
67,859.8 Statewide Total for all LSEs 100.00%  
Notes:
(1) DWR is not a utility or LSE by most definitions. DWR self-provides for SWP pump loads.
(2) The NCPA power pool consists of 10 member LSEs: 8 cities, 1 MUD, and 1 rural cooperative.
Source: California Energy Commission, Electricity Analysis Office, September 2007
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