P-5

Ancillary Services Prices, Day Ahead Market

05/19/2007

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)
00:000.20.20.2450.20.20.245
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
05:000.20.20.2450.20.20.245
06:003.893.890.251000.250.250.25100
07:009.993.490.510070.50.5100
08:009.192.690.510070.50.5100
09:0010.733.890.164570.160.1645
10:0011.873.890.14570.10.145
11:0010.313.490.184570.180.1845
12:0011.453.890.54570.50.545
13:0010.793.890.14570.10.145
14:0010.313.490.184570.180.1845
15:0010.313.490.184570.180.1845
16:0011.633.060.14570.10.145
17:0011.633.060.14570.10.145
18:0011.623.060.164570.160.1645
19:0011.623.060.184570.180.1845
20:0024.233.060.54570.50.545
21:0012.283.890.164570.160.1645
22:0010.733.890.164570.160.1645
23:003.493.490.25450.250.250.2545