P-5

Ancillary Service Prices, Day Ahead Market

02/18/2004

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)
00:001.750.50.5251.750.50.525
01:000.20.20.2250.20.20.225
02:000.20.20.2200.20.20.220
03:000.20.20.2200.20.20.220
04:000.20.20.2200.20.20.220
05:001.11.11.1251.11.11.125
06:003.250.50.5203.250.50.520
07:003.250.190.19113.250.190.1911
08:00120.170.1711120.170.1711
09:00120.190.1911120.190.1911
10:003.250.180.18113.250.180.1811
11:003.250.180.18113.250.180.1811
12:003.250.180.18113.250.180.1811
13:003.250.180.18113.250.180.1811
14:001.990.190.19111.990.190.1911
15:0030.190.191130.190.1911
16:003.250.170.17113.250.170.1711
17:003.250.150.15113.250.150.1511
18:00120.150.1511120.150.1511
19:003.250.150.15113.250.150.1511
20:00120.20.225120.20.225
21:003.250.170.17113.250.170.1711
22:003.250.180.18253.250.180.1825
23:003.250.190.19253.250.190.1925