P-5

Ancillary Services Prices, Day Ahead Market

02/19/2006

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)
00:000.20.20.2430.20.20.243
01:000.20.20.2430.20.20.243
02:000.20.20.2430.20.20.243
03:000.20.20.2430.20.20.243
04:000.20.20.2430.20.20.243
05:000.20.20.17430.20.20.1743
06:000.250.250.25430.250.250.2543
07:000.650.250.25280.650.250.2528
08:0070.20.22870.20.228
09:007.490.990.9928.497.490.990.9928.49
10:007.120.620.6228.127.120.620.6228.12
11:0070.50.52870.50.528
12:0070.50.52870.50.528
13:0070.50.52870.50.528
14:0070.50.52870.50.528
15:0070.590.52870.590.528
16:0070.250.257570.250.2575
17:0014.780.990.997514.780.990.9975
18:0021.960.990.9967.121.960.990.9967.1
19:0020.670.990.99107.920.670.990.99107.9
20:0012.930.990.9995.7512.930.990.9995.75
21:008.710.990.99958.710.990.9995
22:0070.50.545.2570.50.545.25
23:000.810.810.25430.250.250.2543