<ARTICLE> 5 <CIK> 0000791067 <NAME> GEODYNE ENERGY INCOME LIMITED PARTNERSHIP I-C <PERIOD-TYPE> 12-MOS <FISCAL-YEAR-END> DEC-31-1997 <PERIOD-START> JAN-01-1997 <PERIOD-END> DEC-31-1997 <CASH> 141,699 <SECURITIES> 0 <RECEIVABLES> 130,355 <ALLOWANCES> 0 <INVENTORY> 0 <CURRENT-ASSETS> 272,054 <PP&E> 3,641,486 <DEPRECIATION> 3,306,752 <TOTAL-ASSETS> 717,731 <CURRENT-LIABILITIES> 22,321 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 0 <OTHER-SE> 677,307 <TOTAL-LIABILITY-AND-EQUITY> 717,731 <SALES> 951,678 <TOTAL-REVENUES> 979,802 <CGS> 0 <TOTAL-COSTS> 480,742 <OTHER-EXPENSES> 0 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 0 <INCOME-PRETAX> 499,060 <INCOME-TAX> 0 <INCOME-CONTINUING> 499,060 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 499,060 <EPS-PRIMARY> 53.10 <EPS-DILUTED> 0