Page Ref: P-5

Ancillary Service Prices
Day Ahead Market

05/12/2001

Time Stamp 10 Min Spinning Reserve ($/MWHr) 10 Min Non-Synchronous Reserve ($/MWHr) 30 Min Operating Reserve ($/MWHr) Regulation ($/MWHr)
00:00 2.52 2.52 1.22 8.55
01:00 2.44 2.44 0.35 8.55
02:00 0.80 0.68 0.35 8.55
03:00 0.80 0.68 0.35 8.55
04:00 0.80 0.68 0.35 8.55
05:00 0.80 0.68 0.35 8.55
06:00 2.44 2.44 0.35 8.55
07:00 2.44 2.44 1.42 5.90
08:00 2.45 2.45 1.63 5.90
09:00 6.00 2.45 1.63 5.90
10:00 6.00 2.43 0.35 5.90
11:00 6.00 2.45 0.35 5.90
12:00 6.00 2.45 0.35 5.90
13:00 6.00 2.45 1.22 5.90
14:00 6.00 1.20 1.20 5.90
15:00 6.00 1.20 1.20 5.90
16:00 6.00 2.44 1.02 5.90
17:00 6.00 1.02 1.02 5.90
18:00 6.00 1.02 1.02 5.90
19:00 6.00 1.02 1.02 5.90
20:00 6.00 1.02 1.02 5.90
21:00 6.00 1.23 1.23 5.90
22:00 6.00 1.58 1.58 5.90
23:00 1.99 0.64 0.35 49.00