P-5

Ancillary Services Prices, Day Ahead Market

05/06/2007

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)
00:000.250.250.25450.250.250.2545
01:000.250.250.25450.250.250.2545
02:000.250.250.25450.250.250.2545
03:000.250.250.25450.250.250.2545
04:000.250.250.25450.250.250.2545
05:000.250.250.25450.250.250.2545
06:004.794.790.25450.250.250.2545
07:00750.545750.545
08:00750.545750.545
09:00750.545750.545
10:00750.545750.545
11:00750.545750.545
12:00770.545770.545
13:00770.545770.545
14:00770.545770.545
15:00770.545770.545
16:00770.545770.545
17:00770.545770.545
18:0073.060.54573.060.545
19:0073.060.54573.060.545
20:0011.815.310.54570.50.545
21:0012.796.290.54570.50.545
22:0073.490.54573.490.545
23:002.592.590.25450.250.250.2545