<ARTICLE> 5
<LEGEND>
This schedule contains summary financial information extracted from the December
31, 1999 Financial Statements of NRG Northeast Generating LLC and is qualified
in its entirety by reference to such financial statements.

<CIK> 0001114676
<NAME> NRG NORTHEAST GENERATING LLC
<MULTIPLIER> 1000

                             
<PERIOD-TYPE>                   OTHER
<FISCAL-YEAR-END>                          DEC-31-1999
<PERIOD-START>                             APR-27-1999
<PERIOD-END>                               DEC-31-1999
<CASH>                                          10,551
<SECURITIES>                                         0
<RECEIVABLES>                                  100,428
<ALLOWANCES>                                         0
<INVENTORY>                                    108,262
<CURRENT-ASSETS>                               240,927
<PP&E>                                       1,477,509
<DEPRECIATION>                                  17,026
<TOTAL-ASSETS>                               1,704,638
<CURRENT-LIABILITIES>                          130,926
<BONDS>                                        646,564
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                             1
<OTHER-SE>                                     927,147
<TOTAL-LIABILITY-AND-EQUITY>                 1,704,638
<SALES>                                        258,574
<TOTAL-REVENUES>                               258,574
<CGS>                                          152,986
<TOTAL-COSTS>                                  177,817
<OTHER-EXPENSES>                                     0
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                              26,410
<INCOME-PRETAX>                                 54,347
<INCOME-TAX>                                         0
<INCOME-CONTINUING>                                  0
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                    54,347
<EPS-BASIC>                                          0
<EPS-DILUTED>                                        0