P-5

Ancillary Service Prices, Day Ahead Market

05/13/2003

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)
00:001.61.61.6951.61.61.695
01:001.61.61.6951.61.61.695
02:001.61.61.6951.61.61.695
03:001.61.61.6161.61.61.616
04:001.61.61.6161.61.61.616
05:001.61.61.6161.61.61.616
06:00452.511.4595451.451.4595
07:002.81.351.35452.81.351.3545
08:002.81.351.359.52.81.351.359.5
09:002.81.351.359.52.81.351.359.5
10:002.81.41.49.52.81.41.49.5
11:002.81.41.49.52.81.41.49.5
12:004.251.351.359.54.251.351.359.5
13:004.251.351.359.54.251.351.359.5
14:002.81.351.359.52.81.351.359.5
15:002.81.351.359.52.81.351.359.5
16:002.81.351.359.52.81.351.359.5
17:002.81.41.49.52.81.41.49.5
18:002.81.41.49.52.81.41.49.5
19:002.81.271.279.52.81.271.279.5
20:002.81.261.269.52.81.261.269.5
21:002.81.351.359.52.81.351.359.5
22:002.81.41.4442.81.41.444
23:002.82.431.42442.82.431.4244