P-5

Ancillary Service Prices, Day Ahead Market

02/28/2004

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)
00:001117511175
01:000.170.170.17750.170.170.1775
02:000.170.170.17200.170.170.1720
03:000.170.170.17200.170.170.1720
04:000.170.170.17200.170.170.1720
05:001117511175
06:003.251.41.4203.251.41.420
07:003.250.20.2753.250.20.275
08:00120.20.275120.20.275
09:00120.20.235120.20.235
10:00120.180.1811120.180.1811
11:003.250.190.19113.250.190.1911
12:003.250.190.19113.250.190.1911
13:003.250.190.19113.250.190.1911
14:003.250.190.19113.250.190.1911
15:003.250.190.19113.250.190.1911
16:003.250.160.16353.250.160.1635
17:00120.160.1635120.160.1635
18:00120.160.1635120.160.1635
19:00120.160.1635120.160.1635
20:00120.160.1625120.160.1625
21:00120.160.1625120.160.1625
22:0030.20.22530.20.225
23:001.750.20.2251.750.20.225