P-5

Ancillary Services Prices, Day Ahead Market

07/13/2010

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)
00:000.180.180.02280.180.180.0228
01:000.120.120.0217.020.120.120.0217.02
02:000.120.120.0216.790.120.120.0216.79
03:000.120.120.0217.060.120.120.0217.06
04:000.120.120.02280.120.120.0228
05:000.120.120.02280.120.120.0228
06:000.120.120.02280.120.120.0228
07:001.181.180.1451.181.180.145
08:004.841.180.1454.841.180.145
09:0051.180.132.0751.180.132.07
10:0071.180.534.5971.180.534.59
11:007.731.230.8141.067.310.810.8141.06
12:00158.50.7940.437.290.790.7940.43
13:0015.289.990.8145.317.312.020.8145.31
14:0016.499.990.8145.317.310.810.8145.31
15:0016.499.990.8145.317.310.810.8145.31
16:0022.459.990.8148.0610.060.810.8148.06
17:0016.499.990.8145.317.310.810.8145.31
18:009.999.990.8138.57.317.310.8138.5
19:00770.530770.530
20:006.324.720.36306.324.720.3630
21:006.561.180.136.086.561.180.136.08
22:001.161.160.1451.161.160.145
23:000.180.180.02280.180.180.0228