P-5

Ancillary Services Prices, Day Ahead Market

04/06/2010

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)
00:000.510.510.11280.250.250.1128
01:002.112.110.11280.250.250.1128
02:002.112.110.11280.250.250.1128
03:002.112.110.11280.250.250.1128
04:002.112.110.11280.250.250.1128
05:002.112.110.11280.250.250.1128
06:002.112.110.11280.250.250.1128
07:004.212.150.24324.212.150.2432
08:004.212.150.24324.212.150.2432
09:004.312.150.25324.312.150.2532
10:006.792.150.25326.792.150.2532
11:0072.150.253272.150.2532
12:0072.150.253272.150.2532
13:0072.150.253272.150.2532
14:0072.150.253272.150.2532
15:007.652.150.253271.50.2532
16:0072.140.253272.140.2532
17:0072.140.253272.140.2532
18:0052.140.253252.140.2532
19:0072.140.253272.140.2532
20:006.452.140.25326.452.140.2532
21:004.212.140.24324.212.140.2432
22:003.112.140.25323.112.140.2532
23:000.510.510.11280.250.250.1128