P-5

Ancillary Service Prices, Day Ahead Market

03/07/2003

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)
00:001.751.751.75401.751.751.7540
01:001.461.461.46401.461.461.4640
02:001.461.461.4615.51.461.461.4615.5
03:001.461.461.4615.51.461.461.4615.5
04:001.461.461.4615.51.461.461.4615.5
05:002.482.481.75301.751.751.7530
06:00452.512.3945452.392.3945
07:00452.522.5245452.522.5245
08:00452.522.5245452.522.5245
09:00452.662.6645452.662.6645
10:00452.522.528.4452.522.528.4
11:00451.91.98.4451.91.98.4
12:00451.91.98.4451.91.98.4
13:00451.91.98.4451.91.98.4
14:00451.91.98.4451.91.98.4
15:00451.91.98.4451.91.98.4
16:00451.91.920451.91.920
17:00451.551.5520451.551.5520
18:00451.551.5520451.551.5520
19:00451.51.545451.51.545
20:00451.51.545451.51.545
21:00451.641.6445451.641.6445
22:00451.951.9545451.951.9545
23:00452.452.3945452.392.3945