<ARTICLE> 5
<LEGEND>
The following schedule contains summarized financial information
extracted from the Questar Pipeline Company consolidated Statements of Income
and Balance Sheets for the period ended September 30, 1998, and is qualified
in its entirety by reference to such unaudited financial statements.
</LEGEND>
<MULTIPLIER> 1,000
       
                             
<PERIOD-TYPE>                   9-MOS
<FISCAL-YEAR-END>                          DEC-31-1998
<PERIOD-END>                               SEP-30-1998
<CASH>                                           2,922
<SECURITIES>                                         0
<RECEIVABLES>                                   10,995
<ALLOWANCES>                                         0
<INVENTORY>                                      2,217
<CURRENT-ASSETS>                                17,724
<PP&E>                                         603,262
<DEPRECIATION>                                 211,643
<TOTAL-ASSETS>                                 488,864
<CURRENT-LIABILITIES>                          112,703
<BONDS>                                        114,577
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                         6,551
<OTHER-SE>                                     187,595
<TOTAL-LIABILITY-AND-EQUITY>                   488,864
<SALES>                                              0
<TOTAL-REVENUES>                                81,081
<CGS>                                                0
<TOTAL-COSTS>                                   29,984
<OTHER-EXPENSES>                                11,994
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                              10,540
<INCOME-PRETAX>                                 30,568
<INCOME-TAX>                                    10,983
<INCOME-CONTINUING>                             19,585
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                    19,585
<EPS-PRIMARY>                                        0
<EPS-DILUTED>                                        0