P-5

Ancillary Services Prices, Day Ahead Market

06/30/2012

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)
00:001.350.190.0861.350.190.086
01:000.190.190.015.490.190.190.015.49
02:000.180.180.0150.180.180.015
03:000.180.180.015.490.180.180.015.49
04:000.180.180.016.060.180.180.016.06
05:000.180.180.0190.180.180.019
06:000.180.180.0190.180.180.019
07:000.180.180.0112.180.180.180.0112.18
08:001.650.190.0518.121.650.190.0518.12
09:005.565.560.0820.665.565.560.0820.66
10:0010.0310.030.0829.48.998.990.0829.4
11:0010.0310.030.08308.998.990.0830
12:0012.8510.030.5309.686.860.530
13:002510.030.534.9515.50.530.534.95
14:0029.5310.030.538.3200.50.538.3
15:0029.5310.030.542.52200.50.542.52
16:0029.5310.030.545.82200.50.545.82
17:0029.5310.030.544.44200.50.544.44
18:0011.5410.030.53010.549.030.530
19:0010100.08308.998.990.0830
20:0010100.08308.998.990.0830
21:0010.0310.030.08308.998.990.0830
22:007.437.430.0818.487.437.430.0818.48
23:00330.087330.087