P-5

Ancillary Services Prices, Day Ahead Market

01/05/2009

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)
00:002.322.320.3450.30.30.345
01:000.250.250.25450.250.250.2545
02:000.250.250.25450.250.250.2545
03:000.250.250.25450.250.250.2545
04:000.250.250.25450.250.250.2545
05:000.250.250.25450.250.250.2545
06:002.382.380.3450.30.30.345
07:008.362.360.551.19710.551.19
08:008.862.362.3649.18.862.362.3649.1
09:0010.082.692.6948.0810.082.692.6948.08
10:0013.582.492.4951.5813.582.492.4951.58
11:009.112.542.5447.119.112.542.5447.11
12:008.862.361.2345.737.731.231.2345.73
13:008.042.361.2345.737.732.051.2345.73
14:007.622.361.1245.627.622.361.1245.62
15:007.622.361.1245.627.622.361.1245.62
16:008.892.392.3946.898.892.392.3946.89
17:0018.852.792.7956.8518.852.792.7956.85
18:0010.952.452.4557.0710.952.452.4557.07
19:0011.422.392.3949.4211.422.392.3949.42
20:0012.492.452.4550.4912.492.452.4550.49
21:008.892.391.946.48.41.91.946.4
22:004.822.350.5454.822.350.545
23:002.322.320.3450.30.30.345