Page Ref: P-5

Ancillary Service Prices
Day Ahead Market

05/29/2001

Time Stamp 10 Min Spinning Reserve ($/MWHr) 10 Min Non-Synchronous Reserve ($/MWHr) 30 Min Operating Reserve ($/MWHr) Regulation ($/MWHr)
00:00 0.99 0.68 0.27 49.00
01:00 2.43 2.43 1.02 49.00
02:00 2.43 2.43 1.02 8.55
03:00 2.43 2.43 1.02 8.55
04:00 2.43 2.43 1.02 8.55
05:00 2.43 2.43 1.02 8.55
06:00 2.51 2.51 1.02 8.55
07:00 2.44 2.44 1.62 5.90
08:00 2.45 2.45 1.43 5.90
09:00 2.45 2.45 1.43 5.90
10:00 2.45 2.45 1.02 5.90
11:00 2.48 2.48 1.02 5.90
12:00 2.45 2.45 1.02 5.90
13:00 2.45 2.45 1.02 5.90
14:00 2.45 2.45 1.02 5.90
15:00 2.45 2.45 1.00 5.90
16:00 2.45 2.45 0.02 5.90
17:00 2.45 2.45 1.20 40.00
18:00 2.45 2.45 1.20 40.00
19:00 2.44 2.44 1.20 40.00
20:00 2.45 2.45 1.20 7.95
21:00 2.48 2.48 1.40 7.95
22:00 2.44 2.44 1.62 49.00
23:00 0.99 0.64 0.27 49.00