P-5

Ancillary Services Prices, Day Ahead Market

07/30/2009

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)
00:002.642.640280.250.25028
01:000.250.250280.250.25028
02:000.10.10280.10.1028
03:000.10.10280.10.1028
04:000.10.10280.10.1028
05:000.10.10280.10.1028
06:000.250.250280.250.25028
07:003.343.340283.343.34028
08:002.692.690282.692.69028
09:003.383.380283.383.38028
10:003.353.350283.353.35028
11:003.353.350.1283.353.350.128
12:004.443.380.41284.443.380.4128
13:005.53.380.5285.53.380.528
14:006.53.380.7328.236.53.380.7328.23
15:005.563.47229.55.563.47229.5
16:006.783.380.5286.53.10.528
17:0053.380.52853.380.528
18:003.373.370.1283.373.370.128
19:003.353.350.1283.353.350.128
20:001.661.660.19281.661.660.1928
21:003.343.340283.343.34028
22:003.343.340283.343.34028
23:002.22.20280.250.25028