P-5

Ancillary Service Prices, Day Ahead Market

03/20/2003

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)
00:002.442.441.4451.851.851.445
01:001.41.41.28881.41.41.2888
02:001.451.451.2715.51.451.451.2715.5
03:001.451.451.2615.51.451.451.2615.5
04:001.41.41.2715.51.41.41.2715.5
05:002.452.451.4451.851.851.445
06:0032.511.5452.51.51.545
07:004.251.621.62454.251.621.6245
08:004.251.41.4454.251.41.445
09:004.251.41.4884.251.41.488
10:004.251.41.48.64.251.41.48.6
11:004.251.41.48.64.251.41.48.6
12:004.251.41.48.64.251.41.48.6
13:004.251.41.48.64.251.41.48.6
14:004.251.41.48.64.251.41.48.6
15:004.251.451.48.62.51.41.48.6
16:004.251.451.4882.51.41.488
17:004.251.451.4202.51.41.420
18:004.251.451.4202.51.41.420
19:004.251.261.268.64.251.261.268.6
20:004.251.251.25454.251.251.2545
21:0031.261.268831.261.2688
22:0031.261.268831.261.2688
23:0032.451.28882.51.281.2888