P-5

Ancillary Service Prices, Day Ahead Market

08/01/2003

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)
00:000.90.90.8600.90.90.860
01:000.90.90.8410.90.90.841
02:000.90.90.8410.90.90.841
03:000.90.90.8180.90.90.818
04:000.90.90.8180.90.90.818
05:000.840.840.8180.840.840.818
06:000.80.80.8180.80.80.818
07:000.80.80.8500.80.80.850
08:000.80.80.8500.80.80.850
09:002.50.80.8552.50.80.855
10:002.50.750.75552.50.750.7555
11:002.50.750.75102.50.750.7510
12:002.50.750.75102.50.750.7510
13:0030.750.751030.750.7510
14:002.50.750.75102.50.750.7510
15:0030.750.751030.750.7510
16:0030.750.751030.750.7510
17:002.50.750.75502.50.750.7550
18:002.50.750.75502.50.750.7550
19:002.50.750.75502.50.750.7550
20:002.50.750.75502.50.750.7550
21:002.50.750.75502.50.750.7550
22:002.50.80.8502.50.80.850
23:001.021.021.02411.021.021.0241