P-5

Ancillary Services Prices, Day Ahead Market

05/06/2009

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)
00:003.353.350.25300.250.250.2530
01:003.363.360.25300.250.250.2530
02:003.363.360.25300.250.250.2530
03:003.363.360.25300.250.250.2530
04:003.363.360.25300.250.250.2530
05:003.363.360.25300.250.250.2530
06:003.383.380.2546.970.250.250.2546.97
07:009.973.40.4341.5370.430.4341.53
08:0010.243.410.174370.170.1743
09:0010.293.460.173070.170.1730
10:0010.223.390.173070.170.1730
11:0010.223.390.173070.170.1730
12:009.893.390.53070.50.530
13:009.893.390.53070.50.530
14:009.893.390.53070.50.530
15:009.893.390.53070.50.530
16:009.863.360.53070.50.530
17:009.863.360.53070.50.530
18:009.863.360.53070.50.530
19:009.863.360.53070.50.530
20:0010.193.380.193070.190.1930
21:009.493.350.53070.860.530
22:006.53.350.5306.53.350.530
23:003.333.330.25300.250.250.2530