<ARTICLE> 5
<LEGEND>
Exhibit 27.
The following schedule contains summarized financial information extracted
from the Questar Market Resources Consolidated Statements of Income and
Balance Sheet for the periods ended March 31, 2000 and 1999, and is
qualified in its entirety by reference to such unaudited financial statements.

<MULTIPLIER> 1,000

                                                  
<PERIOD-TYPE>                   3-MOS                   3-MOS
<FISCAL-YEAR-END>                          DEC-31-2000             DEC-31-1999
<PERIOD-END>                               MAR-31-2000             MAR-31-1999
<CASH>                                           2,206                   4,566
<SECURITIES>                                         0                       0
<RECEIVABLES>                                   84,380                 102,266
<ALLOWANCES>                                   (1,321)                 (3,092)
<INVENTORY>                                      5,120                   3,497
<CURRENT-ASSETS>                                96,191                 111,059
<PP&E>                                       1,556,761               1,424,392
<DEPRECIATION>                                 755,544                 736,353
<TOTAL-ASSETS>                                 918,334                 804,227
<CURRENT-LIABILITIES>                          143,692                 186,937
<BONDS>                                        293,074                 186,008
<PREFERRED-MANDATORY>                                0                       0
<PREFERRED>                                          0                       0
<COMMON>                                         4,309                   4,309
<OTHER-SE>                                     395,246                 361,406
<TOTAL-LIABILITY-AND-EQUITY>                   918,334                 804,227
<SALES>                                              0                       0
<TOTAL-REVENUES>                               141,761                 115,846
<CGS>                                                0                       0
<TOTAL-COSTS>                                   86,811                  76,561
<OTHER-EXPENSES>                                29,275                  24,942
<LOSS-PROVISION>                                     0                       0
<INTEREST-EXPENSE>                               5,370                   4,263
<INCOME-PRETAX>                                 22,397                  10,896
<INCOME-TAX>                                     7,348                   2,643
<INCOME-CONTINUING>                             15,049                   8,253
<DISCONTINUED>                                       0                       0
<EXTRAORDINARY>                                      0                       0
<CHANGES>                                            0                       0
<NET-INCOME>                                    15,049                   8,253
<EPS-BASIC>                                          0                       0
<EPS-DILUTED>                                        0                       0