P-5

Ancillary Service Prices, Day Ahead Market

03/19/2003

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)
00:002.442.441.4881.851.851.488
01:001.41.41.4881.41.41.488
02:001.41.41.415.51.41.41.415.5
03:001.41.41.415.51.41.41.415.5
04:001.41.41.415.51.41.41.415.5
05:002.452.451.4881.851.41.488
06:0052.451.4882.51.41.488
07:004.251.551.55454.251.551.5545
08:004.251.461.46454.251.461.4645
09:004.251.421.42204.251.421.4220
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
14:004.251.421.428.64.251.421.428.6
15:004.251.421.428.64.251.421.428.6
16:004.251.41.4884.251.41.488
17:004.251.421.42204.251.421.4220
18:004.251.41.4204.251.41.420
19:002.551.41.48.62.551.41.48.6
20:002.51.281.28452.51.281.2845
21:0031.261.268831.261.2688
22:0031.271.278831.271.2788
23:0031.41.48831.41.488