P-5

Ancillary Service Prices, Day Ahead Market

02/08/2004

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)
00:001.750.380.38201.750.380.3820
01:000.160.160.16200.160.160.1620
02:000.160.160.16200.160.160.1620
03:000.160.160.16200.160.160.1620
04:000.160.160.16200.160.160.1620
05:001.750.840.5200.50.50.520
06:000.50.50.5200.50.50.520
07:000.20.20.2110.20.20.211
08:001.990.190.19111.990.190.1911
09:0030.20.21130.20.211
10:0030.170.173530.170.1735
11:0030.170.173530.170.1735
12:0030.170.173530.170.1735
13:0030.160.163530.160.1635
14:0030.160.163530.160.1635
15:0030.160.163530.160.1635
16:0030.170.173530.170.1735
17:00120.180.1835120.180.1835
18:00120.180.1835120.180.1835
19:0030.170.173530.170.1735
20:00120.150.1525120.150.1525
21:0030.190.192530.190.1925
22:0030.190.192530.190.1925
23:0030.20.22530.20.225