P-5

Ancillary Services Prices, Day Ahead Market

04/20/2008

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)
00:002.692.690.3450.30.30.345
01:000.370.370.3450.30.30.345
02:000.30.30.3450.30.30.345
03:000.30.30.3450.30.30.345
04:000.30.30.3450.30.30.345
05:000.370.370.3450.30.30.345
06:0028.093.090.3500.30.30.350
07:0032.340.840.57070.50.570
08:0070.50.55070.50.550
09:0021.093.310.55070.50.550
10:0024.353.110.55070.50.550
11:0030.483.110.55070.50.550
12:0030.563.310.55070.50.550
13:0028.473.310.55070.50.550
14:0025.563.310.55070.50.550
15:0023.933.310.55070.50.550
16:0020.023.10.55070.50.550
17:0021.373.10.55070.50.550
18:0018.513.10.55070.50.550
19:00103.10.55070.50.550
20:00103.10.55070.50.550
21:00103.110.55070.50.550
22:00100.50.55070.50.550
23:0025.390.390.3450.30.30.345