<ARTICLE> 5 <LEGEND> THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM BLUE DOLPHIN ENERGY COMPANY AND SUBSIDIARIES CONSOLIDATED FINANCIAL STATEMENTS AND INCORPORATED HEREIN BY REFERENCE. </LEGEND> <PERIOD-TYPE> 6-MOS <FISCAL-YEAR-END> DEC-31-1999 <PERIOD-END> JUN-30-1999 <CASH> 1,732,016 <SECURITIES> 0 <RECEIVABLES> 1,044,724 <ALLOWANCES> 0 <INVENTORY> 20,338 <CURRENT-ASSETS> 2,953,252 <PP&E> 27,513,188 <DEPRECIATION> 17,089,584 <TOTAL-ASSETS> 17,988,731 <CURRENT-LIABILITIES> 1,840,234 <BONDS> 2,050,600 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 49,166 <OTHER-SE> 14,048,731 <TOTAL-LIABILITY-AND-EQUITY> 17,988,731 <SALES> 158,229 <TOTAL-REVENUES> 604,238 <CGS> 479,513 <TOTAL-COSTS> 656,588 <OTHER-EXPENSES> 0 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 57,935 <INCOME-PRETAX> (643,827) <INCOME-TAX> (236,881) <INCOME-CONTINUING> (406,946) <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> (406,946) <EPS-BASIC> 0.11 <EPS-DILUTED> 0.11