Page Ref: P-5

Ancillary Service Prices
Day Ahead Market

03/08/2001

Time Stamp 10 Min Spinning Reserve ($/MWHr) 10 Min Non-Synchronous Reserve ($/MWHr) 30 Min Operating Reserve ($/MWHr) Regulation ($/MWHr)
00:00 0.87 0.87 0.86 8.55
01:00 0.83 0.81 0.75 8.55
02:00 0.83 0.81 0.75 8.55
03:00 0.83 0.81 0.75 8.55
04:00 0.83 0.81 0.75 8.55
05:00 1.25 0.98 0.87 8.55
06:00 2.43 2.43 0.75 8.55
07:00 2.51 2.51 0.84 5.90
08:00 2.45 2.45 0.75 5.90
09:00 2.45 2.45 0.75 5.90
10:00 2.48 2.45 0.75 5.90
11:00 2.48 2.45 0.75 5.90
12:00 2.45 2.45 0.02 5.90
13:00 2.48 2.45 0.02 5.90
14:00 2.48 2.45 0.02 5.90
15:00 2.48 2.45 0.02 5.90
16:00 2.50 2.45 0.02 9.00
17:00 2.50 2.50 0.90 5.90
18:00 2.50 2.50 0.90 9.00
19:00 2.50 2.50 0.90 9.00
20:00 2.50 2.50 0.86 5.90
21:00 2.45 2.45 0.75 49.00
22:00 2.44 2.44 0.75 49.00
23:00 2.44 2.44 0.75 40.00