P-5

Ancillary Service Prices, Day Ahead Market

05/12/2003

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)
00:001.551.551.551951.551.551.55195
01:001.61.61.61951.61.61.6195
02:001.61.61.61951.61.61.6195
03:001.61.61.48161.61.61.4816
04:001.61.61.48161.61.61.4816
05:001.851.851.48161.851.851.4816
06:00452.491.9950451.991.9950
07:003.51.41.4443.51.41.444
08:004.251.351.35444.251.351.3544
09:004.251.41.4444.251.41.444
10:004.251.41.49.54.251.41.49.5
11:004.251.41.49.54.251.41.49.5
12:003.51.421.429.53.51.421.429.5
13:003.51.41.49.53.51.41.49.5
14:004.251.461.469.54.251.461.469.5
15:004.251.41.49.54.251.41.49.5
16:004.251.41.49.54.251.41.49.5
17:004.251.41.49.54.251.41.49.5
18:004.251.41.49.54.251.41.49.5
19:004.251.351.359.54.251.351.359.5
20:004.251.351.35504.251.351.3550
21:003.51.351.359.53.51.351.359.5
22:00451.41.4195451.41.4195
23:00451.551.55195451.551.55195