Dominion Resources, Inc. announced unaudited earnings results for the fourth quarter and full year ended December 31, 2012. For the quarter, the company reported operating earnings of $400 million or $0.69 per diluted share compared with $334 million or $0.58 per diluted share for the same period a year ago. Reported loss was $380 million or $0.66 per diluted share compared with reported earnings of $201 million or $0.35 per diluted share for the same period a year ago.

For the full year, the company reported operating earnings of $1,749 million or $3.05 per diluted share compared with $1,754 million or $3.05 per diluted share for the same period a year ago. Reported earnings was $581 million or $1.01 per diluted share compared with $1,408 million or $2.45 per diluted share for the same period a year ago.

The company provided earnings guidance for the first quarter of 2013. The company expects first-quarter 2013 operating earnings in the range of 80 cents per share to 95 cents per share as compared to first-quarter 2012 operating earnings of 85 cents per share. Positive factors for the first-quarter of 2013 compared to the same period of the prior year include an expected return to normal weather in its electric service territory, higher rate adjustment clause revenues and anticipated growth in its electric service territory as well as higher revenues related to its gas transmission growth projects. The company expect 2013 operating earnings in the range of $3.20 to $3.50 per share.