P-5

Ancillary Services Prices, Day Ahead Market

04/29/2010

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)
00:001.451.30.1280.250.10.128
01:001.451.30.1280.250.10.128
02:001.451.30.1280.250.10.128
03:001.451.30.1280.250.10.128
04:001.451.30.1280.250.10.128
05:001.451.30.1280.250.10.128
06:001.781.630.1280.250.10.128
07:008.491.670.183570.180.1835
08:0015.441.680.173570.170.1735
09:0018.21.680.1721.8970.170.1721.89
10:0017.41.680.183570.180.1835
11:0018.281.680.183570.180.1835
12:0019.451.680.172070.170.1720
13:0020.781.680.1721.3270.170.1721.32
14:0019.451.680.1722.0270.170.1722.02
15:0018.851.680.1721.6570.170.1721.65
16:0019.31.670.1825.0870.180.1825.08
17:0018.231.670.173570.170.1735
18:008.511.670.173570.170.1735
19:0013.311.670.173570.170.1735
20:0017.231.670.1832.3170.180.1832.31
21:008.481.650.173570.170.1735
22:008.471.640.173570.170.1735
23:001.791.640.1280.250.10.128