P-5

Ancillary Services Prices, Day Ahead Market

07/24/2006

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)
00:000.20.20.1430.20.20.143
01:000.20.20.1430.20.20.143
02:000.20.20.1430.20.20.143
03:000.20.20.1430.20.20.143
04:000.20.20.1430.20.20.143
05:000.20.20.1430.20.20.143
06:000.20.20.1430.20.20.143
07:003.093.090.15433.093.090.1543
08:003.743.090.5433.743.090.543
09:0074.590.54374.590.543
10:008.054.591.5544.058.054.591.5544.05
11:008.728.72244.58.58.5244.5
12:0015.510345.59.54345.5
13:0016.9610345.969.963345.96
14:0016.510244.58.52244.5
15:0017.1610244.58.52244.5
16:0017.510247.558.52247.55
17:0016.5100.546.570.50.546.5
18:0011.42102.7145.219.217.782.7145.21
19:001010345.59.59.5345.5
20:0010.3210246.3210.3210246.32
21:0016.510244.58.52244.5
22:0074.190.54374.190.543
23:004.454.390.19430.250.190.1943