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Operating Revenue
3 Months Ended
Mar. 31, 2013
Regulated and Unregulated Operating Revenue [Abstract]  
Operating Revenue
Operating Revenue
The Companies’ operating revenue consists of the following:
 
Three Months Ended March 31,
 
2013

 
2012

(millions)
 
 
 
Dominion
 
 
 
Electric sales:
 
 
 
Regulated
$
1,761

 
$
1,724

Nonregulated
658

 
643

Gas sales:
 
 
 
Regulated
132

 
99

Nonregulated
345

 
398

Gas transportation and storage
467

 
405

Other
160

 
128

Total operating revenue
$
3,523

 
$
3,397

Virginia Power
 
 
 
Regulated electric sales
$
1,761

 
$
1,724

Other
20

 
30

Total operating revenue
$
1,781

 
$
1,754