P-5

Ancillary Services Prices, Day Ahead Market

11/28/2009

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)
00:000.250.250.2280.250.250.228
01:000.20.20.2280.20.20.228
02:000.20.20.2280.20.20.228
03:000.20.20.2280.20.20.228
04:000.20.20.2280.20.20.228
05:002.542.540.229.360.250.250.229.36
06:000.250.250.2229.130.250.250.2229.13
07:000.50.50.5227.650.50.50.5227.65
08:000.50.50.5221.520.50.50.5221.52
09:000.50.50.5410.50.50.541
10:003.253.250.5283.253.250.528
11:003.253.250.5283.253.250.528
12:002.592.590.5282.592.590.528
13:000.50.50.5280.50.50.528
14:000.50.50.5280.50.50.528
15:000.50.50.5280.50.50.528
16:006.523.320.98426.523.320.9842
17:007.483.320.9830.537.483.320.9830.53
18:005.923.320.9832.625.923.320.9832.62
19:005.83.320.98415.83.320.9841
20:002.692.690.5412.692.690.541
21:003.323.320.5413.323.320.541
22:000.820.820.5280.820.820.528
23:000.250.250.25280.250.250.2528