| Operating revenues: | |
| Gas operating revenues | 493.6M |
| Construction revenues | 119.91M |
| Total operating revenues | 613.51M |
| Operating expenses: | |
| Net cost of gas sold | 200.61M |
| Operations and maintenance | 97.09M |
| Depreciation and amortization | 58.93M |
| Taxes other than income taxes | 11.8M |
| Construction expenses | 106.69M |
| Total operating expenses | 475.11M |
| Operating income | 138.39M |
| Other income and (expenses): | |
| Net interest deductions | -15.88M |
| Net interest deductions on subordinated debentures | |
| Other income (deductions) | 4.07M |
| Total other income and (expenses) | -11.81M |
| Income (loss) before income taxes | 126.59M |
| Income tax expense | 45.91M |
| Net income (loss) | 80.67M |
| Net income (loss) attributable to noncontrolling interest | -99K |
| Net income (loss) attributable to Southwest Gas Corporation | 80.77M |
| Basic earnings (loss) per share | 1.75 |
| Diluted earnings (loss) per share | 1.73 |
| Dividends declared per share | 0.33 |
| Average number of common shares outstanding | 46.25M |
| Average shares outstanding (assuming dilution) | 46.65M |