<ARTICLE> 5 <LEGEND> THE FINANCIAL DATA SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE MERIDIAN RESOURCE CORPORATION AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS. </LEGEND> <MULTIPLIER> 1,000 <PERIOD-TYPE> 9-MOS <FISCAL-YEAR-END> DEC-31-1998 <PERIOD-END> SEP-30-1998 <CASH> 3,714 <SECURITIES> 0 <RECEIVABLES> 25,106 <ALLOWANCES> 121 <INVENTORY> 0 <CURRENT-ASSETS> 33,713 <PP&E> 800,715 <DEPRECIATION> 369,670 <TOTAL-ASSETS> 466,893 <CURRENT-LIABILITIES> 64,613 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 135,000 <COMMON> 461 <OTHER-SE> 60,689 <TOTAL-LIABILITY-AND-EQUITY> 466,893 <SALES> 46,349 <TOTAL-REVENUES> 46,876 <CGS> 234,281 <TOTAL-COSTS> 234,281 <OTHER-EXPENSES> 0 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 8,725 <INCOME-PRETAX> (203,497) <INCOME-TAX> (22,000) <INCOME-CONTINUING> (181,497) <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> (181,497) <EPS-PRIMARY> (4.85) <EPS-DILUTED> (4.85)