MONTHLY POWER PRODUCTION SUMMARY FOR: MAR 2010
 
                    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               33644              573                33071             573             33071
ALBENI FALLS DAM ON        10322              173                10149             173             10149
BIG CLIFF DAM                  0               56                  -56              56               -56
BONNEVILLE DAM & LAK      375712             3013               372699            2260            373452
COUGAR DAM                  6378               92                 6286              92              6286
DETROIT DAM                11728                0                11728               0             11728
DEXTER DAM & LAKE ON        2065               10                 2055              10              2055
GREEN PETER DAM             3069               92                 2977              92              2977
HILLS CREEK DAM & LA           0                0                    0               0                 0
JOHN DAY DAM & LAKE       585624             1527               584097            1069            584555
LOOKOUT POINT DAM &        10103              137                 9966             137              9966
MCNARY DAM & LAKE WA      382970             3715               379255             820            382150
THE DALLES DAM & LAK      457401              751               456650             556            456845
CHIEF JOSEPH DAM & E      615471             1237               614234            1237            614234
ICE HARBOR DAM            142167             2109               140059             422            141746
LITTLE GOOSE DAM & L      134137              643               133494             386            133751
LOWER MONUMENTAL DAM      143218              625               142592             375            142843
LIBBY DAM & LAKE KOO       65312              760                64552             760             64552
LOST CREEK DAM             12658              383                12275             169             12489
LOWER GRANITE DAM &       138036             1389               136648             556            137481
FOSTER DAM                  4370              109                 4261             109              4261
GRAND COULEE DAM         1114417             3433              1110984            3433           1110984
HUNGRY HORSE DAM           52470                0                52470               0             52470
 
 
TOTAL                    4301274            20827              4280446           13284           4287990