P-5

Ancillary Service Prices, Day Ahead Market

02/08/2003

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)
00:001.751.621.62451.751.621.6245
01:001.651.651.62951.651.651.6295
02:001.651.651.62131.651.651.6213
03:001.651.651.62131.651.651.6213
04:001.651.651.62131.651.651.6213
05:001.751.751.62651.751.751.6265
06:00452.51.5565451.551.5565
07:00451.91.995451.91.995
08:00451.641.6495451.641.6495
09:00451.641.6495451.641.6495
10:00451.421.428451.421.428
11:00451.421.428451.421.428
12:00451.421.428451.421.428
13:00451.51.58451.51.58
14:00451.51.58451.51.58
15:00451.51.58451.51.58
16:00451.421.4295451.421.4295
17:004.251.451.45204.251.451.4520
18:00451.451.4575451.451.4575
19:004.251.451.45454.251.451.4545
20:00451.451.4595451.451.4595
21:00451.51.595451.51.595
22:00451.641.6495451.641.6495
23:00452.451.5565451.551.5565