P-5

Ancillary Service Prices, Day Ahead Market

01/09/2003

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)
00:001.251.251.25341.251.251.2534
01:001.221.221.2237.151.221.221.2237.15
02:001.221.221.22121.221.221.2212
03:001.221.221.22121.221.221.2212
04:001.221.221.22121.221.221.2212
05:001.221.221.2237.151.221.221.2237.15
06:0032.451.4341.991.41.434
07:004.251.41.453.754.251.41.453.75
08:004.251.281.2853.754.251.281.2853.75
09:004.251.41.4274.251.41.427
10:004.251.21.27.54.251.21.27.5
11:004.251.251.257.54.251.251.257.5
12:004.251.251.257.54.251.251.257.5
13:004.251.251.257.54.251.251.257.5
14:004.251.251.257.54.251.251.257.5
15:004.251.251.257.54.251.251.257.5
16:004.250.680.68274.250.680.6827
17:004.250.680.68274.250.680.6827
18:004.250.680.6853.754.250.680.6853.75
19:004.251.261.26274.251.261.2627
20:004.251.251.25274.251.251.2527
21:003.251.261.2653.753.251.261.2653.75
22:003.251.41.4503.251.41.450
23:0021.41.43421.41.434