P-5

Ancillary Services Prices, Day Ahead Market

09/26/2006

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)
00:000.250.250.25430.250.250.2543
01:000.840.840.25430.250.250.2543
02:000.250.250.25430.250.250.2543
03:000.250.250.25430.250.250.2543
04:000.250.250.25430.250.250.2543
05:000.250.250.25430.250.250.2543
06:000.250.250.25430.250.250.2543
07:002.642.640.547.612.642.640.547.61
08:0072.590.547.572.590.547.5
09:0074.990.54374.990.543
10:0074.990.54374.990.543
11:0074.990.54374.990.543
12:0074.990.54374.990.543
13:0074.990.54374.990.543
14:0074.990.54374.990.543
15:0074.990.54374.990.543
16:007.293.890.54373.60.543
17:0073.890.54373.890.543
18:0073.890.54373.890.543
19:0010.393.890.54370.50.543
20:008.583.890.54372.310.543
21:0074.990.54374.990.543
22:0072.590.54372.590.543
23:000.840.840.25430.250.250.2543