P-5

Ancillary Services Prices, Day Ahead Market

03/19/2012

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)
00:003.333.330.2580.250.250.258
01:003.333.330.257.330.250.250.257.33
02:003.333.330.258.110.250.250.258.11
03:003.333.330.2560.250.250.256
04:003.333.330.258.120.250.250.258.12
05:003.333.330.2510.880.250.250.2510.88
06:003.333.330.25150.250.250.2515
07:008.023.330.2219.24.910.220.2219.2
08:007.023.330.2218.523.910.220.2218.52
09:006.783.330.22153.670.220.2215
10:008.953.330.22125.840.220.2212
11:007.243.330.22124.130.220.2212
12:006.493.330.22123.380.220.2212
13:006.133.330.22123.020.220.2212
14:008.763.330.22125.650.220.2212
15:007.643.330.22124.530.220.2212
16:007.123.330.2218.84.010.220.2218.8
17:008.573.330.2220.65.460.220.2220.6
18:008.523.330.22155.410.220.2215
19:0011.774.990.2219.2770.220.2219.27
20:009.763.330.22156.650.220.2215
21:006.223.330.22153.110.220.2215
22:0053.330.224.51.890.220.224.5
23:002.562.560.257.20.250.250.257.2