<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM SWIFT ENERGY
MANAGED PENSION ASSETS PARTNERSHIP 1989-1 LTD'S BALANCE SHEET AND STAATEMENT OF
OPERATIONS CONTAINED IN ITS FORM 10-Q FOR THE QUARTER ENDED SEP-30-1996.
</LEGEND>
       
                             
<PERIOD-TYPE>                   9-MOS
<FISCAL-YEAR-END>                          DEC-31-1996
<PERIOD-END>                               SEP-30-1996
<CASH>                                          96,370
<SECURITIES>                                         0
<RECEIVABLES>                                  135,808
<ALLOWANCES>                                         0
<INVENTORY>                                          0
<CURRENT-ASSETS>                               232,178
<PP&E>                                       3,118,457
<DEPRECIATION>                             (1,773,654)
<TOTAL-ASSETS>                               1,576,981
<CURRENT-LIABILITIES>                            4,520
<BONDS>                                              0
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                             0
<OTHER-SE>                                   1,572,461
<TOTAL-LIABILITY-AND-EQUITY>                 1,576,981
<SALES>                                        401,039
<TOTAL-REVENUES>                               401,631
<CGS>                                                0
<TOTAL-COSTS>                                  146,826<F1>
<OTHER-EXPENSES>                                     0
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                                   0
<INCOME-PRETAX>                                213,311
<INCOME-TAX>                                         0
<INCOME-CONTINUING>                            213,311
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                   213,311
<EPS-PRIMARY>                                        0
<EPS-DILUTED>                                        0
<FN>
<F1>INCLUDES LEASE OPERATING EXPENSES, PRODUCTION TAXES AND DEPRECIATION AND
AMORTIZATION EXPENSE. EXCLUDES GENERAL AND ADMINISTRATIVE AND INTEREST EXPENSE.
</FN>