P-5

Ancillary Services Prices, Day Ahead Market

03/19/2007

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)
00:000.250.250.25450.250.250.2545
01:000.250.250.25450.250.250.2545
02:000.20.20.2450.20.20.245
03:000.20.20.2450.20.20.245
04:000.20.20.2450.20.20.245
05:000.250.250.25500.250.250.2550
06:003.553.550.367.990.30.30.367.99
07:0014.47.92.69809.192.692.6980
08:0014.264.7948013.624.15480
09:0014.865471.8613.864471.86
10:0014.0853.770.7812.783.73.770.78
11:0012.5253.769.2211.223.73.769.22
12:0012.556.05256.58.52256.5
13:0013.947.44256.58.52256.5
14:0014.037.53256.58.52256.5
15:0013.16.6256.58.52256.5
16:0013.87.32808.52280
17:0013.136.632808.52280
18:0011.564472.6111.564472.61
19:0015.374.79473.3715.374.79473.37
20:0015.754.794.1573.7515.754.794.1573.75
21:0012.315.813.5463.0410.043.543.5463.04
22:0073.490.55573.490.555
23:001.541.540.3550.30.30.355