<ARTICLE> 5
<LEGEND>
The following schedule contains summarized financial information extracted
from the Questar Pipeline Company Statements of Income and Balance Sheets
for the period ended March 31, 1998, 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-31-1998
<PERIOD-END>                               MAR-31-1998
<CASH>                                               0
<SECURITIES>                                         0
<RECEIVABLES>                                   10,406
<ALLOWANCES>                                         0
<INVENTORY>                                      2,092
<CURRENT-ASSETS>                                14,375
<PP&E>                                         581,877
<DEPRECIATION>                                 207,154
<TOTAL-ASSETS>                                 430,021
<CURRENT-LIABILITIES>                           38,560
<BONDS>                                        134,568
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                         6,551
<OTHER-SE>                                     185,064
<TOTAL-LIABILITY-AND-EQUITY>                   430,021
<SALES>                                              0
<TOTAL-REVENUES>                                27,249
<CGS>                                                0
<TOTAL-COSTS>                                    9,927
<OTHER-EXPENSES>                                 4,516
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                               3,434
<INCOME-PRETAX>                                  9,693
<INCOME-TAX>                                     3,139
<INCOME-CONTINUING>                              6,554
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                     6,554
<EPS-PRIMARY>                                        0
<EPS-DILUTED>                                        0