[ARTICLE] 5
[LEGEND]
The schedule contains summarized financial information extracted from the
Questar Gas Company Statements of Income and Balance Sheet for the period
ended March 31, 2000, and is qualified in its entirety by reference to
such unaudited financial statements.
[/LEGEND]
[MULTIPLIER] 1,000

                             
[PERIOD-TYPE]                   3-MOS
[FISCAL-YEAR-END]                          DEC-31-2000
[PERIOD-END]                               MAR-31-2000
[CASH]                                               0
[SECURITIES]                                         0
[RECEIVABLES]                                   94,086
[ALLOWANCES]                                         0
[INVENTORY]                                     10,689
[CURRENT-ASSETS]                               107,308
[PP&E]                                       1,023,075
[DEPRECIATION]                                 430,474
[TOTAL-ASSETS]                                 719,235
[CURRENT-LIABILITIES]                          136,164
[BONDS]                                        225,000
[PREFERRED-MANDATORY]                                0
[PREFERRED]                                          0
[COMMON]                                        22,974
[OTHER-SE]                                     255,259
[TOTAL-LIABILITY-AND-EQUITY]                   719,235
[SALES]                                              0
[TOTAL-REVENUES]                               200,520
[CGS]                                                0
[TOTAL-COSTS]                                  148,601
[OTHER-EXPENSES]                                13,170
[LOSS-PROVISION]                                     0
[INTEREST-EXPENSE]                               5,177
[INCOME-PRETAX]                                 34,001
[INCOME-TAX]                                    13,286
[INCOME-CONTINUING]                             20,715
[DISCONTINUED]                                       0
[EXTRAORDINARY]                                      0
[CHANGES]                                            0
[NET-INCOME]                                    20,715
[EPS-BASIC]                                          0
[EPS-DILUTED]                                        0