<ARTICLE> UT
<LEGEND>
This schedule  contains summary  financial  information  extracted from SEC Form
10-Q and is qualified in its entirety by reference to such financial statements.

<CIK> 0000788784
<NAME> PUBLIC SERVICE ENTERPRISE GROUP INCORPORATED
<MULTIPLIER>1000000

                                         
<PERIOD-TYPE>                               6-MOS
<FISCAL-YEAR-END>                                  DEC-31-1999
<PERIOD-START>                                     JAN-01-2000
<PERIOD-END>                                       JUN-30-2000
<BOOK-VALUE>                                          PER-BOOK
<TOTAL-NET-UTILITY-PLANT>                                7,217
<OTHER-PROPERTY-AND-INVEST>                              5,047
<TOTAL-CURRENT-ASSETS>                                   2,341
<TOTAL-DEFERRED-CHARGES>                                 5,342
<OTHER-ASSETS>                                               0
<TOTAL-ASSETS>                                          19,632
<COMMON>                                                 2,935  
<CAPITAL-SURPLUS-PAID-IN>                                    0
<RETAINED-EARNINGS>                                      1,371
<TOTAL-COMMON-STOCKHOLDERS-EQ>                           4,123  
<PREFERRED-MANDATORY>                                    1,113
<PREFERRED>                                                 95
<LONG-TERM-DEBT-NET>                                     4,417
<SHORT-TERM-NOTES>                                           0
<LONG-TERM-NOTES-PAYABLE>                                    0
<COMMERCIAL-PAPER-OBLIGATIONS>                           2,367
<LONG-TERM-DEBT-CURRENT-PORT>                              778
<PREFERRED-STOCK-CURRENT>                                    0
<CAPITAL-LEASE-OBLIGATIONS>                                 52
<LEASES-CURRENT>                                             2
<OTHER-ITEMS-CAPITAL-AND-LIAB>                           6,685
<TOT-CAPITALIZATION-AND-LIAB>                           19,632
<GROSS-OPERATING-REVENUE>                                3,445
<INCOME-TAX-EXPENSE>                                       280  
<OTHER-OPERATING-EXPENSES>                               2,449
<TOTAL-OPERATING-EXPENSES>                               2,729
<OPERATING-INCOME-LOSS>                                    716
<OTHER-INCOME-NET>                                          17
<INCOME-BEFORE-INTEREST-EXPEN>                             733
<TOTAL-INTEREST-EXPENSE>                                   321  
<NET-INCOME>                                               412
<PREFERRED-STOCK-DIVIDENDS>                                 47
<EARNINGS-AVAILABLE-FOR-COMM>                              412
<COMMON-STOCK-DIVIDENDS>                                   234
<TOTAL-INTEREST-ON-BONDS>                                  149
<CASH-FLOW-OPERATIONS>                                     658
<EPS-BASIC>                                               1.91
<EPS-DILUTED>                                             1.91

<F1> Includes Treasury Stock of ($669).
<F2> Includes Foreign Currency Translation Adjustment of ($180).
<F3> Federal and State Income Taxes are included in this line item for
     FDS  purposes.
<F4> Total interest expense includes Preferred Securities Dividends
     Requirements.