<ARTICLE> 5 <CIK> 0000799178 <NAME> GEODYNE ENERGY INCOME LIMITED PTRSHP I-D <PERIOD-TYPE> 6-MOS <FISCAL-YEAR-END> DEC-31-1999 <PERIOD-START> JAN-01-1999 <PERIOD-END> JUN-30-1999 <CASH> 133,954 <SECURITIES> 0 <RECEIVABLES> 127,906 <ALLOWANCES> 0 <INVENTORY> 0 <CURRENT-ASSETS> 261,860 <PP&E> 4,605,438 <DEPRECIATION> 4,028,989 <TOTAL-ASSETS> 904,371 <CURRENT-LIABILITIES> 54,287 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 0 <OTHER-SE> 835,628 <TOTAL-LIABILITY-AND-EQUITY> 904,371 <SALES> 322,393 <TOTAL-REVENUES> 324,973 <CGS> 0 <TOTAL-COSTS> 154,966 <OTHER-EXPENSES> 0 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 0 <INCOME-PRETAX> 170,007 <INCOME-TAX> 0 <INCOME-CONTINUING> 170,007 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 170,007 <EPS-BASIC> 19.55 <EPS-DILUTED> 0