P-5

Ancillary Services Prices, Day Ahead Market

02/20/2006

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)
00:000.20.20.17430.20.20.1743
01:000.20.20.17430.20.20.1743
02:000.20.20.17430.20.20.1743
03:000.20.20.17430.20.20.1743
04:000.20.20.17430.20.20.1743
05:000.20.20.1799.430.20.20.1799.43
06:002.022.020.25110.610.250.250.25110.61
07:0070.250.2525070.250.25250
08:007.650.20.22507.650.20.2250
09:009.730.990.99959.730.990.9995
10:0011.750.990.9997.0411.750.990.9997.04
11:0010.580.990.9933.1110.580.990.9933.11
12:009.142.640.52870.50.528
13:0070.50.52870.50.528
14:0070.50.52870.50.528
15:0070.50.52870.50.528
16:0070.250.2525070.250.25250
17:0014.480.250.2599.7414.480.250.2599.74
18:0027.380.990.9973.1927.380.990.9973.19
19:0017.170.990.99102.0517.170.990.99102.05
20:0010.860.990.9998.1510.860.990.9998.15
21:0010.393.890.99957.490.990.9995
22:007.340.840.592.8170.50.592.81
23:002.592.590.25430.250.250.2543