P-5

Ancillary Service Prices, Day Ahead Market

08/14/2004

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)
00:000.840.840.84200.840.840.8420
01:000.150.150.15200.150.150.1520
02:000.150.150.15200.150.150.1520
03:000.150.150.15200.150.150.1520
04:000.150.150.15200.150.150.1520
05:000.330.330.33200.330.330.3320
06:000.320.320.32550.320.320.3255
07:000.330.330.33140.330.330.3314
08:000.20.20.2140.20.20.214
09:000.20.20.2140.20.20.214
10:000.170.170.17140.170.170.1714
11:000.170.170.17140.170.170.1714
12:000.990.190.19140.990.190.1914
13:0030.190.191430.190.1914
14:0030.190.191430.190.1914
15:0030.180.181430.180.1814
16:0030.150.151430.150.1514
17:001.990.150.15141.990.150.1514
18:000.160.160.16140.160.160.1614
19:000.150.150.15140.150.150.1514
20:000.160.160.16140.160.160.1614
21:000.340.340.34140.340.340.3414
22:000.350.350.35140.350.350.3514
23:000.450.450.45200.450.450.4520