<ARTICLE> 5 <CIK> 0000791067 <NAME> GEODYNE ENERGY INCOME LIMITED PARTNERSHIP I-C <PERIOD-TYPE> 3-MOS <FISCAL-YEAR-END> DEC-31-1998 <PERIOD-START> JAN-01-1998 <PERIOD-END> MAR-31-1998 <CASH> 109,025 <SECURITIES> 0 <RECEIVABLES> 117,674 <ALLOWANCES> 0 <INVENTORY> 0 <CURRENT-ASSETS> 226,699 <PP&E> 3,641,486 <DEPRECIATION> 3,314,130 <TOTAL-ASSETS> 664,998 <CURRENT-LIABILITIES> 24,602 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 0 <OTHER-SE> 622,293 <TOTAL-LIABILITY-AND-EQUITY> 664,998 <SALES> 186,396 <TOTAL-REVENUES> 187,683 <CGS> 0 <TOTAL-COSTS> 95,388 <OTHER-EXPENSES> 0 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 0 <INCOME-PRETAX> 92,295 <INCOME-TAX> 0 <INCOME-CONTINUING> 92,295 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 92,295 <EPS-PRIMARY> 9.84 <EPS-DILUTED> 0