P-5

Ancillary Services Prices, Day Ahead Market

05/05/2010

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)
00:000.560.560.09280.250.250.0928
01:000.20.20.09280.20.20.0928
02:000.20.20.09280.20.20.0928
03:000.20.20.09280.20.20.0928
04:000.20.20.09280.20.20.0928
05:000.250.250.09280.250.250.0928
06:001.751.750.09280.250.250.0928
07:0010.183.350.173870.170.1738
08:0010.183.350.1721.0770.170.1721.07
09:0010.23.370.172170.170.1721
10:0010.223.390.1726.0970.170.1726.09
11:0010.223.390.1728.3270.170.1728.32
12:0010.223.390.1730.8970.170.1730.89
13:0010.223.390.1732.4370.170.1732.43
14:0010.223.390.1732.1370.170.1732.13
15:0011.074.240.173870.170.1738
16:0010.213.390.1834.1370.180.1834.13
17:0010.213.380.1726.5870.170.1726.58
18:0010.213.380.1727.8470.170.1727.84
19:0010.213.380.173870.170.1738
20:0010.213.380.1729.3470.170.1729.34
21:0010.213.380.173870.170.1738
22:0010.193.360.173870.170.1738
23:003.293.290.09280.250.250.0928