P-5

Ancillary Service Prices, Day Ahead Market

03/26/2003

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)
00:0032.521.27501.851.271.2750
01:001.851.851.28501.851.851.2850
02:001.851.851.2815.51.851.851.2815.5
03:001.851.851.2815.51.851.851.2815.5
04:001.851.851.2815.51.851.851.2815.5
05:0032.521.28431.851.281.2843
06:0032.521.4432.51.41.443
07:004.251.91.9504.251.91.950
08:0051.91.92051.91.920
09:0051.91.92051.91.920
10:0051.421.428.651.421.428.6
11:0051.461.468.651.461.468.6
12:0051.461.468.651.461.468.6
13:0051.461.468.651.461.468.6
14:0051.91.98.651.91.98.6
15:0051.91.98.651.91.98.6
16:0051.641.645051.641.6450
17:0051.641.645051.641.6450
18:0051.451.455051.451.4550
19:0051.451.455051.451.4550
20:0051.451.452051.451.4520
21:0051.951.955051.951.9550
22:003.51.91.9503.51.91.950
23:003.52.451.4502.51.41.450