<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM MESA
OFFSHORE TRUST FORM 10-Q FOR THE QUARTERLY PERIOD ENDED 06/30/00 AND IS
QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>

                             
<PERIOD-TYPE>                   6-MOS
<FISCAL-YEAR-END>                          DEC-31-2000
<PERIOD-END>                               JUN-30-2000
<CASH>                                       2,428,534
<SECURITIES>                                         0
<RECEIVABLES>                                   30,551
<ALLOWANCES>                                         0
<INVENTORY>                                          0
<CURRENT-ASSETS>                                     0
<PP&E>                                     380,905,000
<DEPRECIATION>                            (380,885,615)
<TOTAL-ASSETS>                               2,478,470
<CURRENT-LIABILITIES>                          459,085
<BONDS>                                              0
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                             0
<OTHER-SE>                                   2,019,385
<TOTAL-LIABILITY-AND-EQUITY>                 2,478,470
<SALES>                                              0
<TOTAL-REVENUES>                             2,001,271
<CGS>                                                0
<TOTAL-COSTS>                                        0
<OTHER-EXPENSES>                               271,491
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                                   0
<INCOME-PRETAX>                              1,729,780
<INCOME-TAX>                                         0
<INCOME-CONTINUING>                                  0
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                 1,729,780
<EPS-BASIC>                                        .02
<EPS-DILUTED>                                      .02