<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
CONSOLIDATED BALANCE SHEET AND CONSOLIDATED STATEMENT OF OPERATIONS OF THE      
MIDLAND COGENERATION VENTURE FOR THE QUARTER ENDED SEPTEMBER 30, 1997 AND IS
QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<MULTIPLIER> 1,000
       
                             
<PERIOD-TYPE>                   9-MOS
<FISCAL-YEAR-END>                          DEC-31-1997
<PERIOD-START>                             JAN-01-1997
<PERIOD-END>                               SEP-30-1997
<CASH>                                         302,852
<SECURITIES>                                         0
<RECEIVABLES>                                   89,387
<ALLOWANCES>                                         0
<INVENTORY>                                     12,251
<CURRENT-ASSETS>                               291,162
<PP&E>                                       2,454,001
<DEPRECIATION>                                 614,017
<TOTAL-ASSETS>                               2,303,871
<CURRENT-LIABILITIES>                          253,586
<BONDS>                                      1,788,291
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                             0
<OTHER-SE>                                     261,390
<TOTAL-LIABILITY-AND-EQUITY>                 2,303,871
<SALES>                                              0
<TOTAL-REVENUES>                               487,312
<CGS>                                                0
<TOTAL-COSTS>                                  324,741
<OTHER-EXPENSES>                                     0
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                             130,549
<INCOME-PRETAX>                                      0
<INCOME-TAX>                                         0
<INCOME-CONTINUING>                             46,373
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                       15,533
<NET-INCOME>                                    61,906
<EPS-PRIMARY>                                        0
<EPS-DILUTED>                                        0