P-5

Ancillary Services Prices, Day Ahead Market

12/04/2008

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)
00:000.250.250.25450.250.250.2545
01:000.20.20.2450.20.20.245
02:000.20.20.2450.20.20.245
03:000.20.20.2450.20.20.245
04:000.20.20.2450.20.20.245
05:000.250.250.25450.250.250.2545
06:002.322.320.25450.250.250.2545
07:0072.390.54572.390.545
08:008.882.381.2345.737.731.231.2345.73
09:007.492.370.9945.497.492.370.9945.49
10:007.492.370.9945.497.492.370.9945.49
11:0072.370.54572.370.545
12:0072.370.54572.370.545
13:0072.370.54572.370.545
14:004.932.370.5454.932.370.545
15:0072.370.54572.370.545
16:0010.692.371.1247.449.441.121.1247.44
17:007.972.341.4745.977.972.341.4745.97
18:007.972.341.4745.977.972.341.4745.97
19:0011.182.361.4848.3110.311.481.4848.31
20:008.862.361.4745.977.971.471.4745.97
21:008.212.371.7146.218.212.371.7146.21
22:002.372.370.5452.372.370.545
23:000.30.30.3450.30.30.345