P-5

Ancillary Services Prices, Day Ahead Market

01/01/2009

Time StampEastWest
10 Min Spinning Reserve ($/MWHr)10 Min Non-Synchronous Reserve ($/MWHr)30 Min Operating Reserve ($/MWHr)Regulation ($/MWHr)10 Min Spinning Reserve ($/MWHr)10 Min Non-Synchronous Reserve ($/MWHr)30 Min Operating Reserve ($/MWHr)Regulation ($/MWHr)
00:003.493.491.2345.931.231.231.2345.93
01:003.793.790.9945.690.990.990.9945.69
02:003.793.790.9945.690.990.990.9945.69
03:000.30.30.3450.30.30.345
04:000.30.30.3450.30.30.345
05:003.793.790.9945.690.990.990.9945.69
06:003.893.890.3450.30.30.345
07:004.394.390.5454.394.390.545
08:004.294.290.5454.294.290.545
09:006.24.290.5456.24.290.545
10:004.733.490.5454.733.490.545
11:005.073.490.5455.073.490.545
12:004.113.490.5454.113.490.545
13:002.692.690.5452.692.690.545
14:002.692.690.5452.692.690.545
15:002.692.690.5452.692.690.545
16:006.953.090.5456.953.090.545
17:0021.874.291.7146.218.211.711.7146.21
18:0012.664.291.7146.218.211.711.7146.21
19:009.993.491.2345.737.731.231.2345.73
20:0073.090.54573.090.545
21:0073.490.54573.490.545
22:003.493.490.5453.493.490.545
23:002.542.540.3450.30.30.345