Investors Fact Book - Exelon Corporation
Investors Fact Book - Exelon Corporation
Investors Fact Book - Exelon Corporation
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23<br />
Supply and Sales Statistics<br />
ComEd – Electric Sales Statistics, Revenue and Customer Detail<br />
2011 2010<br />
Retail Deliveries (a) (in GWhs)<br />
Residential 28,273 29,171<br />
Small Commercial & Industrial 32,281 32,904<br />
Large Commercial & Industrial 27,732 27,717<br />
Public Authorities & Electric Railroads 1,235 1,273<br />
Total Retail Deliveries 89,521 91,065<br />
Electric Revenue (in millions)<br />
Retail Revenues (a)<br />
Residential $3,510 $3,549<br />
Small Commercial & Industrial 1,517 1,639<br />
Large Commercial & Industrial 383 397<br />
Public Authorities & Electric Railroads 50 62<br />
Total Retail Revenues 5,460 5,647<br />
Other Revenues (b) 596 557<br />
Total Electric Revenues $6,056 $6,204<br />
Customers at Year End<br />
2011 2010<br />
Retail Deliveries Customers<br />
Residential 3,448,481 3,438,677<br />
Small Commercial & Industrial 365,824 363,393<br />
Large Commercial & Industrial 2,032 2,005<br />
Public Authorities & Electric Railroads 4,797 5,078<br />
Total Retail Deliveries Customers 3,821,134 3,809,153<br />
Heating and Cooling Degree Days<br />
2011 2010<br />
Heating Degree Days (normal=6,362) 6,134 5,991<br />
Cooling Degree Days (normal=855) 1,036 1,181<br />
Peak System Load<br />
Summer (d)<br />
2011 2010<br />
Highest Peak Load (MW) 23,753 (c) 21,914<br />
Winter (f)<br />
Highest Peak Load (MW) 15,656 16,092<br />
(a) Reflects delivery revenues and volumes from customers purchasing electricity directly from ComEd and customers purchasing electricity from a competitive<br />
electric generation supplier as all customers are assessed delivery charges. For customers purchasing electricity from ComEd, revenue also reflects the cost of energy.<br />
(b) Other revenue primarily includes transmission revenue from PJM Interconnection, LLC (PJM).<br />
(c) Refers to the normal time period of 30 years ending 2006. As of calendar year 2012 ComEd began using a new normal time period: 30 years ending 2010.<br />
The HDD and CDD normals for this period are 6,340 and 842, respectively.<br />
(d) Summer is defined as June 1 to September 30 of the reporting year.<br />
(e) The summer peak load of 23,753 MW that occured on July 20, 2011 is the all-time peak load for ComEd.<br />
(f) Winter is defined as November 1 of the previous year to March 31 of the reporting year.