P-5

Ancillary Service Prices, Day Ahead Market

02/01/2003

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)
00:0031.41.44531.41.445
01:001.251.251.25951.251.251.2595
02:001.221.221.22121.221.221.2212
03:001.221.221.22121.221.221.2212
04:001.221.221.22121.221.221.2212
05:001.251.251.25451.251.251.2545
06:002.251.41.4452.251.41.445
07:004.251.41.4954.251.41.495
08:004.251.271.27954.251.271.2795
09:004.251.281.28954.251.281.2895
10:004.251.251.257.54.251.251.257.5
11:004.251.251.257.54.251.251.257.5
12:004.251.251.257.54.251.251.257.5
13:004.251.261.267.54.251.261.267.5
14:004.251.261.267.54.251.261.267.5
15:004.251.271.277.54.251.271.277.5
16:004.250.990.99954.250.990.9995
17:004.250.680.68204.250.680.6820
18:004.250.680.68204.250.680.6820
19:004.250.990.99454.250.990.9945
20:004.251.261.26954.251.261.2695
21:0031.261.269531.261.2695
22:0031.271.279531.271.2795
23:002.251.41.4452.251.41.445