P-5

Ancillary Services Prices, Day Ahead Market

07/09/2010

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)
00:000.220.220.02320.220.220.0232
01:000.250.220.0217.310.250.220.0217.31
02:000.140.140.0218.70.140.140.0218.7
03:000.140.140.0219.090.140.140.0219.09
04:000.140.140.02320.140.140.0232
05:000.140.140.02320.140.140.0232
06:000.250.220.02320.250.220.0232
07:004.620.890.05454.620.890.0545
08:001.760.890.3451.760.890.345
09:002.440.890.32302.440.890.3230
10:008.040.910.6639.767.790.660.6639.76
11:007.167.160.6645.167.167.160.6645.16
12:00990.6645.167.167.160.6645.16
13:0017.039.990.6645.77.70.660.6645.7
14:0018.39.990.6846.998.990.680.6846.99
15:0018.39.990.6846.998.990.680.6846.99
16:0029.319.990.6858200.680.6858
17:0016.499.990.6645.167.160.660.6645.16
18:00159.990.6639.77.162.150.6639.7
19:00770.530.17770.530.17
20:001.271.270.32301.271.270.3230
21:000.880.880.137.720.880.880.137.72
22:0070.890.14570.890.145
23:000.530.220.0245.280.530.220.0245.28