P-5

Ancillary Services Prices, Day Ahead Market

03/09/2006

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)
00:002.592.590.25430.250.250.2543
01:000.250.250.25430.250.250.2543
02:000.250.250.25430.250.250.2543
03:000.250.250.25430.250.250.2543
04:00330.25430.250.250.2543
05:00330.2595.510.250.250.2595.51
06:002.592.590.25104.420.250.250.25104.42
07:0070.50.5111.6970.50.5111.69
08:009.670.840.8494.069.670.840.8494.06
09:009.882.640.99808.230.990.9980
10:0011.590.990.998011.590.990.9980
11:009.040.990.9945.049.040.990.9945.04
12:008.882.380.9943.497.490.990.9943.49
13:007.81.30.9943.497.490.990.9943.49
14:007.460.960.54370.50.543
15:007.340.840.54370.50.543
16:007.340.840.84957.340.840.8495
17:008.830.990.99958.830.990.9995
18:0019.30.990.997519.30.990.9975
19:0014.920.990.997514.920.990.9975
20:009.890.990.99959.890.990.9995
21:007.490.990.9995.787.490.990.9995.78
22:0070.50.57970.50.579
23:000.840.840.3430.30.30.343