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                                  UNITED STATES
                       SECURITIES AND EXCHANGE COMMISSION
                             Washington, D.C. 20549



                                    Form 8-K
                                 CURRENT REPORT


     Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

        Date of Report (Date of earliest event reported) April 27, 2000


                            SOUTHWEST GAS CORPORATION
             (Exact name of registrant as specified in its charter)


               California                      1-7850            88-0085720
     (State or other jurisdiction of         (Commission      (I.R.S. Employer
     incorporation or organization)          File Number)    Identification No.)

       5241 Spring Mountain Road
         Post Office Box 98510
           Las Vegas, Nevada                                     89193-8510
(Address of principal executive offices)                         (Zip Code)


       Registrant's telephone number, including area code: (702) 876-7237





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Item 5.  Other Events

On April 27, 2000, Southwest Gas Corporation (the Company) released summary
financial information to the general public, including the investment community,
regarding the Company's operating performance and financial position for the
quarter and twelve months ended March 31, 2000. The financial information
released is included herein. This information is summary in nature and should
not be considered complete financial statements.


Item 7.    Exhibits

99         Financial Analyst Report - First Quarter 2000




                                   SIGNATURES


Pursuant to the requirements of the Securities Exchange Act of 1934, the
registrant has duly caused this report to be signed on its behalf by the
undersigned hereunto duly authorized.



                                           SOUTHWEST GAS CORPORATION




Date: April 27, 2000                          /s/ EDWARD A. JANOV
                                         -----------------------------
                                                Edward A. Janov
                                         Vice President/Controller and
                                           Chief Accounting Officer


                                                                                               EXHIBIT 99
                                        SOUTHWEST GAS CORPORATION
                                      SUMMARY STATEMENTS OF INCOME
                                (In thousands, except per share amounts)
                                               (Unaudited)
THREE MONTHS ENDED TWELVE MONTHS ENDED MARCH 31, MARCH 31, ------------------------- ------------------------- 2000 1999 2000 1999 - ---------------------------------------------------------------------------------------------------------- Gas operating revenues $267,079 $279,110 $779,124 $804,344 Net cost of gas sold 123,504 135,886 317,649 344,748 - ---------------------------------------------------------------------------------------------------------- Operating margin 143,575 143,224 461,475 459,596 Operations and maintenance expenses 57,327 53,566 225,019 211,888 Depreciation, amortization, and general taxes 31,089 29,123 117,830 113,726 - ---------------------------------------------------------------------------------------------------------- Operating income 55,159 60,535 118,626 133,982 Net interest deductions 16,387 14,632 63,352 60,891 Preferred securities distribution 1,369 1,369 5,475 5,475 - ---------------------------------------------------------------------------------------------------------- Pretax utility income 37,403 44,534 49,799 67,616 Utility income tax expense 13,369 17,385 16,382 28,595 - ---------------------------------------------------------------------------------------------------------- Net utility income 24,034 27,149 33,417 39,021 Other income (expense), net 330 (84) (645) (2,783) - ---------------------------------------------------------------------------------------------------------- Contribution to net income - gas operations 24,364 27,065 32,772 36,238 Contribution to net income - construction services 834 1,201 3,470 3,612 - ---------------------------------------------------------------------------------------------------------- Net income $ 25,198 $ 28,266 $ 36,242 $ 39,850 ========================================================================================================== Earnings per share - gas operations $ 0.78 $ 0.89 $ 1.06 $ 1.24 Earnings per share - construction services 0.03 0.04 0.11 0.12 - ---------------------------------------------------------------------------------------------------------- Basic earnings per share $ 0.81 $ 0.93 $ 1.17 $ 1.36 ========================================================================================================== Diluted earnings per share $ 0.80 $ 0.92 $ 1.16 $ 1.35 ========================================================================================================== Average outstanding common shares 31,140 30,497 30,934 29,363 Average shares outstanding (assuming dilution) 31,302 30,753 31,186 29,591 See Notes to Summary Financial Statements.
SOUTHWEST GAS CORPORATION SUMMARY BALANCE SHEET AT MARCH 31, 2000 (In thousands) (Unaudited) ASSETS UTILITY PLANT Gas plant, net of accumulated depreciation $ 1,568,685 Construction work in progress 30,876 ------------ Net utility plant 1,599,561 ------------ OTHER PROPERTY AND INVESTMENTS Investment in construction services subsidiary 30,542 Other 45,500 ------------ Total other property and investments 76,042 ------------ CURRENT AND ACCRUED ASSETS Cash, working funds and temporary cash investments 9,780 Receivables - less reserve of $2,186 for uncollectibles 66,561 Accrued utility revenue 33,373 Deferred purchased gas costs 4,135 Other 34,932 ------------ Total current and accrued assets 148,781 ------------ DEFERRED DEBITS Unamortized debt expense 19,182 Other deferred debits 23,905 ------------ Total deferred debits 43,087 ------------ TOTAL ASSETS $ 1,867,471 ============ CAPITALIZATION AND LIABILITIES CAPITALIZATION Common stockholders' equity Common stock equity, $1 par, 31,230 shares outstanding $ 477,185 Retained earnings 52,312 ------------ Total common stockholders' equity 529,497 36.9 % Preferred securities of Southwest Gas Capital I, 9.125% 60,000 4.2 Long-term debt - NOTE 2 846,624 58.9 ------------ ----------- Total capitalization 1,436,121 100.0 % ------------ =========== CURRENT AND ACCRUED LIABILITIES Notes payable 5,000 Accounts payable 50,410 Customer deposits 28,260 Taxes accrued (including income taxes) 63,089 Other 53,422 ------------ Total current and accrued liabilities 200,181 ------------ DEFERRED CREDITS Deferred investment tax credits 16,186 Deferred income taxes 160,859 Other 54,124 ------------ Total deferred credits 231,169 ------------ TOTAL CAPITALIZATION AND LIABILITIES $ 1,867,471 ============ See Notes to Summary Financial Statements.
SOUTHWEST GAS CORPORATION SUMMARY STATEMENT OF CASH FLOWS THREE MONTHS ENDED MARCH 31, 2000 (In thousands) (Unaudited) CASH FLOWS FROM OPERATING ACTIVITIES: Net income $ 25,198 Adjustments to reconcile net income to net cash provided by operating activities: Depreciation and amortization 23,416 Change in receivables and payables 17,004 Change in gas cost related balancing items 4,916 Change in accrued taxes 22,120 Change in deferred taxes (1,383) Allowance for funds used during construction (362) Other 3,848 ------------- Net cash provided by operating activities 94,757 ------------- CASH FLOWS FROM INVESTING ACTIVITIES: Construction expenditures (40,786) Other (380) ------------- Net cash used in investing activities (41,166) ------------- CASH FLOWS FROM FINANCING ACTIVITIES: Net proceeds from stock issuances 5,308 Dividends paid (6,384) Change in notes payable (56,000) Long-term debt issuances, net 1,000 ------------- Net cash used in financing activities (56,076) ------------- Change in cash and temporary cash investments (2,485) Cash at beginning of period 12,265 ------------- Cash at end of period $ 9,780 ============= SUPPLEMENTAL INFORMATION: Interest paid, net of amounts capitalized $ 16,221 Income taxes, net of refunds $ 51 See Notes to Summary Financial Statements.
SOUTHWEST GAS CORPORATION NOTES TO SUMMARY FINANCIAL STATEMENTS (In thousands) (Unaudited) NOTE 1 - BASIS OF PRESENTATION: The summary financial statements have been prepared by Southwest Gas Corporation (the Company) using the equity method of accounting for its construction services subsidiary. This presentation is not in accordance with generally accepted accounting principles (GAAP), and certain information and footnote disclosures normally included in financial statements prepared in accordance with GAAP have been omitted. The summary financial statement presentation in this report produces the same net income as the consolidated financial statements and, in management's opinion, is a fair representation of the operations and contributions to net income of the Company's operating segments. NOTE 2 - LONG-TERM DEBT: Revolving credit facility, variable rate $ 200,000 Debentures and notes: Debentures, 9.75% series F, due 2002 100,000 Debentures, 7.50% series, due 2006 75,000 Debentures, 8% series, due 2026 75,000 Medium-term notes, 7.59% series, due 2017 25,000 Medium-term notes, 7.78% series, due 2022 25,000 Medium-term notes, 7.92% series, due 2027 25,000 Medium-term notes, 6.89% series, due 2007 17,500 Medium-term notes, 6.76% series, due 2027 7,500 Medium-term notes, 6.27% series, due 2008 25,000 Industrial development revenue bonds: 7.30% 1992 Series A, due 2027 30,000 7.50% 1992 Series B, due 2032 100,000 6.50% 1993 Series A, due 2033 75,000 Variable-rate bonds, 1993 Series A, due 2028 - net of funds held in trust 38,117 6.10% 1999 Series A, due 2038 12,410 Variable-rate bonds, 1999 Taxable Series B, due 2038 22,590 Unamortized discount on long-term debt (6,493) ------------ TOTAL LONG-TERM DEBT $ 846,624 ============ ESTIMATED CURRENT MATURITIES $ - ============
SOUTHWEST GAS CORPORATION SELECTED STATISTICAL DATA MARCH 31, 2000 FINANCIAL STATISTICS Market value to book value per share at quarter end 112% Twelve months to date return on equity -- total company 7.2% -- gas segment 6.9% Common stock dividend yield at quarter end 4.3% GAS OPERATIONS SEGMENT Authorized Authorized Authorized Return on Rate Base Rate of Common Rate Jurisdiction (In thousands) Return Equity - --------------------------- ---------------- --------------- --------------- Arizona (1) $ 541,104 9.38 % 11.25 % Southern Nevada (1) 237,165 9.50 11.55 Northern Nevada (1) 63,986 9.67 11.55 Southern California 69,486 9.94 11.35 Northern California 23,741 10.02 11.35 Paiute Pipeline Company (1) 72,054 9.69 11.60 (1) Estimated amounts based on rate case settlements.
SYSTEM THROUGHPUT BY CUSTOMER CLASS THREE MONTHS ENDED TWELVE MONTHS ENDED MARCH 31, MARCH 31, -------------------------------- --------------------------------- (In dekatherms) 2000 1999 2000 1999 - --------------------------------------------------------------------------------------------------------------------------------- Residential 25,304,315 25,609,991 55,145,073 56,355,757 Small commercial 9,866,297 9,869,700 26,599,623 26,558,059 Large commercial 1,492,823 1,866,347 5,883,039 7,741,455 Industrial / Other 2,696,920 2,458,566 15,668,918 16,787,587 Transportation 29,685,555 28,100,075 120,271,426 106,430,195 - --------------------------------------------------------------------------------------------------------------------------------- Total system throughput 69,045,910 67,904,679 223,568,079 213,873,053 ================================================================================================================================= HEATING DEGREE DAY COMPARISON - --------------------------------------------------------------------------------------------------------------------------------- Actual 1,007 1,051 1,882 2,073 Ten-year average 1,103 1,133 1,998 2,014 =================================================================================================================================