MONTHLY POWER PRODUCTION SUMMARY FOR: JUL 1998
 
                    TOTAL GENERATION   TOTAL STATION       NET GENERATION      POWER AUX      NET GENERATION
   PROJECT               IN MWH           USE-MWH           TO BPA-MWH         USE---MWH      REPORTED TO FERC
DWORSHAK DAM              275708              462               275246             462            275246
ALBENI FALLS DAM ON        31962              212                31750             212             31750
BIG CLIFF DAM               4157               32                 4125              32              4125
BONNEVILLE DAM & LAK      334984             2109               332875            1582            333402
COUGAR DAM                  8650               46                 8604              46              8604
DETROIT DAM                19400              175                19225             175             19225
DEXTER DAM & LAKE ON           0                0                    0               0                 0
GREEN PETER DAM            10210               60                10150              60             10150
HILLS CREEK DAM & LA        7900               27                 7873              27              7873
JOHN DAY DAM & LAKE       816963             1614               815349            1130            815833
LOOKOUT POINT DAM &        28743              127                28616             127             28616
MCNARY DAM & LAKE WA      622711             3269               619442             850            621861
THE DALLES DAM & LAK      438828             1390               437438            1029            437799
CHIEF JOSEPH DAM & E     1110553              996              1109557             996           1109557
ICE HARBOR DAM             86418             2068                84350             414             86004
LITTLE GOOSE DAM & L      317683              637               317046             382            317301
LOWER MONUMENTAL DAM      337086              467               336619             280            336806
LIBBY DAM & LAKE KOO      234333              560               233773             560            233773
LOST CREEK DAM             38397              239                38158             105             38292
LOWER GRANITE DAM &       316038             1426               314612             570            315468
FOSTER DAM                  4231               70                 4161              70              4161
GRAND COULEE DAM         2106622             6551              2100071            6551           2100071
HUNGRY HORSE DAM          160556                0               160556               0            160556
 
 
TOTAL                    7312133            22537              7289596           15660           7296474