P-5

Ancillary Services Prices, Day Ahead Market

05/27/2009

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)
00:002.492.490.25320.250.250.2532
01:003.323.320.25320.250.250.2532
02:000.250.250.25320.250.250.2532
03:000.250.250.25320.250.250.2532
04:000.250.250.25320.250.250.2532
05:003.323.320.25320.250.250.2532
06:002.592.590.9932.740.990.990.9932.74
07:0053.420.532.553.420.532.5
08:0053.370.54053.370.540
09:008.863.370.9832.487.481.990.9832.48
10:009.963.460.9832.487.480.980.9832.48
11:009.893.390.53270.50.532
12:009.843.370.53270.530.532
13:009.843.370.53270.530.532
14:009.843.370.53270.530.532
15:009.883.380.53270.50.532
16:009.893.390.9832.487.480.980.9832.48
17:009.883.380.9832.487.480.980.9832.48
18:007.73.360.9832.487.483.140.9832.48
19:007.483.360.9832.487.483.360.9832.48
20:009.843.360.9832.487.4810.9832.48
21:0073.380.53273.380.532
22:0053.390.53253.390.532
23:002.692.690.25320.250.250.2532