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Operating Revenue | 12 Months Ended
--- | ---
Dec. 31, 2016
Regulated and Unregulated Operating Revenue [Abstract] |
Operating Revenue | O PERATING R EVENUE The Companies' operating revenue consists of the following:
Year Ended December 31, | 2016 |  | 2015 |  | 2014 |
(millions) |  |  |
Dominion |  |  |
Electric sales: |  |  |
Regulated | $ | 7,348 |  | $ | 7,482 |  | $ | 7,460 |
Nonregulated | 1,519 |  | 1,488 |  | 1,839 |
Gas sales: |  |  |  |
Regulated | 500 |  | 218 |  | 334 |
Nonregulated | 354 |  | 471 |  | 751 |
Gas transportation and storage | 1,636 |  | 1,616 |  | 1,543 |
Other | 380 |  | 408 |  | 509 |
Total operating revenue | $ | 11,737 |  | $ | 11,683 |  | $ | 12,436 |
Virginia Power |  |  |  |  |  |
Regulated electric sales | $ | 7,348 |  | $ | 7,482 |  | $ | 7,460 |
Other | 240 |  | 140 |  | 119 |
Total operating revenue | $ | 7,588 |  | $ | 7,622 |  | $ | 7,579 |
Dominion Gas |  |  |
Gas sales: |  |  |
Regulated | $ | 119 |  | $ | 122 |  | $ | 209 |
Nonregulated | 13 |  | 10 |  | 26 |
Gas transportation and storage | 1,307 |  | 1,366 |  | 1,353 |
NGL revenue | 62 |  | 93 |  | 212 |
Other | 137 |  | 125 |  | 98 |
Total operating revenue | $ | 1,638 |  | $ | 1,716 |  | $ | 1,898 |

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