P-5

Ancillary Services Prices, Day Ahead Market

02/12/2009

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)
00:003.43.40.25450.250.250.2545
01:000.250.250.25450.250.250.2545
02:000.250.250.25450.250.250.2545
03:000.250.250.25450.250.250.2545
04:000.250.250.25450.250.250.2545
05:003.493.490.25450.250.250.2545
06:003.43.40.25450.250.250.2545
07:0010.493.990.54570.50.545
08:0012.843.493.450.7512.753.43.450.75
09:009.993.493.447.99.93.43.447.9
10:009.953.453.447.99.93.43.447.9
11:009.953.45347.59.53347.5
12:009.953.45246.58.52246.5
13:009.953.45246.58.52246.5
14:009.953.45246.58.52246.5
15:009.953.450.54570.50.545
16:009.953.453.147.69.63.13.147.6
17:00103.53.548103.53.548
18:009.953.453.4547.959.953.453.4547.95
19:0012.843.853.8550.8412.843.853.8550.84
20:0027.814451.7213.724451.72
21:0017.643.933.9348.4310.433.933.9348.43
22:009.913.410.54570.50.545
23:003.993.990.3450.30.30.345