P-5

Ancillary Services Prices, Day Ahead Market

05/27/2007

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)
00:000.20.20.2450.20.20.245
01:000.20.20.2450.20.20.245
02:000.20.20.2450.20.20.245
03:000.20.20.2450.20.20.245
04:000.20.20.2450.20.20.245
05:000.20.20.2450.20.20.245
06:002.642.640.2450.250.250.245
07:003.993.990.5453.993.990.545
08:002.592.590.5452.592.590.545
09:004.194.190.5454.194.190.545
10:0073.490.54573.490.545
11:0073.490.54573.490.545
12:0073.490.54573.490.545
13:0073.490.54573.490.545
14:007.823.490.54572.670.545
15:007.813.490.54572.680.545
16:009.993.490.54570.50.545
17:009.993.490.54570.50.545
18:0073.090.54573.090.545
19:0073.090.54573.090.545
20:008.393.090.54571.70.545
21:0073.490.54573.490.545
22:0011.094.590.54570.50.545
23:003.993.990.25450.250.250.2545