P-5

Ancillary Services Prices, Day Ahead Market

08/30/2010

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)
00:000.250.080.01300.250.080.0130
01:000.080.080.0113.60.080.080.0113.6
02:000.080.080.0117.330.080.080.0117.33
03:000.070.070.0118.620.070.070.0118.62
04:000.070.070.01290.070.070.0129
05:000.070.070.01300.070.070.0130
06:000.080.080.01300.080.080.0130
07:0070.240.114570.240.1145
08:0070.240.114570.240.1145
09:0070.240.172470.240.1724
10:0070.240.1729.570.240.1729.5
11:00770.1745770.1745
12:00990.1739.02770.1739.02
13:00159.990.184571.990.1845
14:0016.829.990.175070.170.1750
15:0017.849.990.175070.170.1750
16:0016.819.990.185070.180.1850
17:0015.759.990.185071.240.1850
18:007.817.810.1745770.1745
19:009.999.990.1735.49770.1735.49
20:00990.1740.03770.1740.03
21:00770.1727.04770.1727.04
22:00770.1745770.1745
23:000.250.10.01300.250.10.0130