P-5

Ancillary Service Prices, Day Ahead Market

03/11/2003

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)
00:001.31.31.15401.31.31.1540
01:001.31.31.2401.31.31.240
02:001.31.31.215.51.31.31.215.5
03:001.31.31.215.51.31.31.215.5
04:001.31.31.215.51.31.31.215.5
05:001.31.31.2301.31.31.230
06:002.51.51.5302.31.51.530
07:002.51.421.428.42.51.421.428.4
08:0042.521.28202.31.281.2820
09:004.252.521.4202.31.41.420
10:004.252.521.278.42.31.271.278.4
11:0041.91.28.42.31.21.28.4
12:0041.951.28.42.31.21.28.4
13:0041.951.28.42.31.21.28.4
14:0041.281.288.441.281.288.4
15:0041.41.48.441.41.48.4
16:0041.451.28202.31.281.2820
17:004.251.451.4202.31.41.420
18:004.251.451.4202.31.41.420
19:004.251.451.4202.31.41.420
20:004.251.451.4202.31.41.420
21:002.51.281.28452.51.281.2845
22:002.31.41.4452.31.41.445
23:002.31.251.2402.31.21.240