Page Ref: P-5

Ancillary Service Prices
Day Ahead Market

04/02/2001

Time Stamp 10 Min Spinning Reserve ($/MWHr) 10 Min Non-Synchronous Reserve ($/MWHr) 30 Min Operating Reserve ($/MWHr) Regulation ($/MWHr)
00:00 2.43 2.43 0.86 49.00
01:00 2.43 2.43 0.88 49.00
02:00 2.43 2.43 0.88 8.55
03:00 2.43 2.43 0.88 8.55
04:00 2.43 2.43 0.88 8.55
05:00 0.88 0.88 0.88 8.55
06:00 2.52 2.52 0.89 8.55
07:00 2.48 2.44 0.95 6.90
08:00 2.48 0.95 0.95 6.90
09:00 2.48 0.95 0.95 6.90
10:00 2.48 0.88 0.88 5.90
11:00 2.50 2.50 0.86 5.90
12:00 2.52 2.52 0.85 5.90
13:00 2.52 2.52 0.85 5.90
14:00 2.48 2.48 0.85 5.90
15:00 2.48 2.48 0.85 5.90
16:00 2.51 2.51 0.85 6.90
17:00 2.51 2.51 0.85 6.90
18:00 2.51 2.51 0.85 6.90
19:00 2.51 2.51 0.85 6.90
20:00 2.51 2.51 0.85 6.90
21:00 2.50 2.50 0.86 6.90
22:00 2.48 2.44 0.88 6.90
23:00 0.99 0.65 0.45 8.55