P-5

Ancillary Services Prices, Day Ahead Market

03/15/2010

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)
00:00330.11280.250.250.1128
01:00330.11280.250.250.1128
02:00330.11280.250.250.1128
03:00330.11280.250.250.1128
04:00330.11280.250.250.1128
05:00330.11280.250.250.1128
06:003.353.20.1450.250.10.145
07:007.63.210.2541.1472.610.2541.14
08:0073.210.254573.210.2545
09:0073.210.263273.210.2632
10:006.523.210.26326.523.210.2632
11:005.883.220.26325.883.220.2632
12:006.063.220.25326.063.220.2532
13:0073.220.253273.220.2532
14:0073.220.253273.220.2532
15:0053.220.253253.220.2532
16:0053.210.254953.210.2549
17:0010.063.210.154970.150.1549
18:0011.43.220.2548.628.430.250.2548.62
19:0011.963.220.2533.998.990.250.2533.99
20:008.733.20.263271.470.2632
21:003.193.190.26323.193.190.2632
22:00330.2532330.2532
23:000.680.680.11280.250.250.1128