P-5

Ancillary Services Prices, Day Ahead Market

03/20/2012

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)
00:003.333.330.2510.580.250.250.2510.58
01:003.333.330.258.70.250.250.258.7
02:003.333.330.258.320.250.250.258.32
03:003.333.330.2560.250.250.256
04:003.333.330.258.560.250.250.258.56
05:003.333.330.2510.670.250.250.2510.67
06:003.333.330.25150.250.250.2515
07:008.293.330.2219.275.180.220.2219.27
08:0010.113.330.2220.6970.220.2220.69
09:009.283.330.22156.170.220.2215
10:0010.113.330.221270.220.2212
11:0010.113.330.221270.220.2212
12:009.293.330.22126.180.220.2212
13:009.233.330.22126.120.220.2212
14:009.483.330.22126.370.220.2212
15:009.483.330.22126.370.220.2212
16:009.243.330.2218.396.130.220.2218.39
17:009.283.330.2219.596.170.220.2219.59
18:009.133.330.22156.020.220.2215
19:0012.115.330.2222.8870.220.2222.88
20:0010.113.330.221570.220.2215
21:0010.113.330.221570.220.2215
22:0010.113.330.226.1570.220.226.15
23:003.333.330.257.20.250.250.257.2