<ARTICLE> 5 <CIK> 0000870229 <NAME> GEODYNE ENERGY INCOME LIMITED PARTNERSHIP III-D <PERIOD-TYPE> 3-MOS <FISCAL-YEAR-END> DEC-31-1998 <PERIOD-START> JAN-01-1998 <PERIOD-END> MAR-31-1998 <CASH> 218,520 <SECURITIES> 0 <RECEIVABLES> 339,622 <ALLOWANCES> 0 <INVENTORY> 0 <CURRENT-ASSETS> 558,142 <PP&E> 12,650,689 <DEPRECIATION> 10,487,350 <TOTAL-ASSETS> 2,740,356 <CURRENT-LIABILITIES> 69,811 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 0 <OTHER-SE> 2,468,611 <TOTAL-LIABILITY-AND-EQUITY> 2,740,356 <SALES> 477,763 <TOTAL-REVENUES> 504,714 <CGS> 0 <TOTAL-COSTS> 300,154 <OTHER-EXPENSES> 0 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 0 <INCOME-PRETAX> 204,560 <INCOME-TAX> 0 <INCOME-CONTINUING> 204,560 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 204,560 <EPS-PRIMARY> 1.46 <EPS-DILUTED> 0