<TABLE> <S> <C>
<ARTICLE> 5
<CIK> 0000824894
<NAME> GEODYNE ENERGY INCOME LTD PSHP II-A
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> DEC-31-2000
<PERIOD-START> JAN-01-2000
<PERIOD-END> JUN-30-2000
<CASH> 787,909
<SECURITIES> 0
<RECEIVABLES> 973,256
<ALLOWANCES> 0
<INVENTORY> 0
<CURRENT-ASSETS> 1,761,165
<PP&E> 30,953,574
<DEPRECIATION> 27,620,350
<TOTAL-ASSETS> 5,827,244
<CURRENT-LIABILITIES> 212,296
<BONDS> 0
0
0
<COMMON> 0
<OTHER-SE> 5,393,510
<TOTAL-LIABILITY-AND-EQUITY> 5,827,244
<SALES> 2,645,688
<TOTAL-REVENUES> 2,662,499
<CGS> 0
<TOTAL-COSTS> 1,260,096
<OTHER-EXPENSES> 0
<LOSS-PROVISION> 0
<INTEREST-EXPENSE> 0
<INCOME-PRETAX> 1,402,403
<INCOME-TAX> 0
<INCOME-CONTINUING> 1,402,403
<DISCONTINUED> 0
<EXTRAORDINARY> 0
<CHANGES> 0
<NET-INCOME> 1,402,403
<EPS-BASIC> 2.56
<EPS-DILUTED> 0
</TABLE>