P-5

Ancillary Service Prices, Day Ahead Market

03/31/2003

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)
00:002.512.511.4501.851.41.450
01:002.52.51.415.51.851.851.415.5
02:002.52.51.415.51.851.851.415.5
03:002.52.51.415.51.851.851.415.5
04:002.52.51.415.51.851.851.415.5
05:002.52.51.415.51.851.851.415.5
06:003.52.511.4615.52.51.461.4615.5
07:002.551.41.48.62.551.41.48.6
08:003.51.41.48.63.51.41.48.6
09:004.251.421.428.64.251.421.428.6
10:0051.41.48.651.41.48.6
11:003.51.261.263.83.51.261.263.8
12:0041.271.273.841.271.273.8
13:003.51.281.288.63.51.281.288.6
14:003.51.271.278.63.51.271.278.6
15:0041.41.48.641.41.48.6
16:0051.41.48.651.41.48.6
17:0051.41.48.651.41.48.6
18:00141.421.4220141.421.4220
19:00141.41.48.6141.41.48.6
20:0041.261.268.641.261.268.6
21:003.51.271.278.63.51.271.278.6
22:003.51.41.4503.51.41.450
23:002.51.41.4402.51.41.440