<ARTICLE> 5 <CIK> 0000879815 <NAME> GEODYNE ENERGY INCOME LTD PARTNERSHIP III-G <PERIOD-TYPE> 6-MOS <FISCAL-YEAR-END> DEC-31-2000 <PERIOD-START> JAN-01-2000 <PERIOD-END> JUN-30-2000 <CASH> 365,675 <SECURITIES> 0 <RECEIVABLES> 383,775 <ALLOWANCES> 0 <INVENTORY> 0 <CURRENT-ASSETS> 749,450 <PP&E> 9,226,423 <DEPRECIATION> 8,021,192 <TOTAL-ASSETS> 1,991,158 <CURRENT-LIABILITIES> 48,041 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 0 <OTHER-SE> 1,863,048 <TOTAL-LIABILITY-AND-EQUITY> 1,991,158 <SALES> 1,017,360 <TOTAL-REVENUES> 1,154,781 <CGS> 0 <TOTAL-COSTS> 467,016 <OTHER-EXPENSES> 0 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 0 <INCOME-PRETAX> 687,765 <INCOME-TAX> 0 <INCOME-CONTINUING> 687,765 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 687,765 <EPS-BASIC> 5.33 <EPS-DILUTED> 0