P-5

Ancillary Service Prices, Day Ahead Market

07/22/2002

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)
00:002.482.482.48452.482.482.4845
01:001.71.451.45451.71.451.4545
02:001.71.451.38451.71.451.3845
03:001.71.71.38451.71.71.3845
04:001.71.71.38451.71.71.3845
05:001.71.71.7351.71.71.735
06:001.751.751.75121.751.751.7512
07:001.651.651.65151.651.651.6515
08:001.991.11.1121.991.11.112
09:001.751.551.25121.751.251.2512
10:002.51.551.26121.991.261.2612
11:0061.551.277.51.991.271.277.5
12:0051.551.277.51.751.271.277.5
13:0051.61.347.51.751.341.347.5
14:0051.61.277.51.751.271.277.5
15:0051.61.357.51.751.351.357.5
16:0051.61.297.51.751.291.297.5
17:002.11.61.35151.751.351.3515
18:002.251.61.27151.991.271.2715
19:002.11.551.27151.751.271.2715
20:002.11.151.15152.11.151.1515
21:002.11.151.15202.11.151.1520
22:001.751.151.157.51.751.151.157.5
23:001.751.151.15201.751.151.1520