Page Ref: P-5

Ancillary Service Prices
Day Ahead Market

05/05/2001

Time Stamp 10 Min Spinning Reserve ($/MWHr) 10 Min Non-Synchronous Reserve ($/MWHr) 30 Min Operating Reserve ($/MWHr) Regulation ($/MWHr)
00:00 2.50 2.50 2.10 9.00
01:00 2.48 2.48 1.34 9.00
02:00 2.48 2.48 1.34 8.55
03:00 2.48 2.48 1.34 8.55
04:00 2.48 2.48 1.26 8.55
05:00 2.48 2.48 1.34 8.55
06:00 2.48 2.48 1.34 8.55
07:00 5.50 1.34 1.34 5.90
08:00 5.50 1.22 1.22 5.90
09:00 2.15 1.22 1.22 5.90
10:00 2.15 1.18 1.18 5.90
11:00 2.15 1.18 1.18 5.90
12:00 2.15 1.18 1.18 5.90
13:00 2.15 0.75 0.00 5.90
14:00 2.15 0.63 0.49 5.90
15:00 2.15 0.63 0.00 5.90
16:00 5.50 0.63 0.49 49.00
17:00 5.50 0.63 0.49 49.00
18:00 5.50 0.63 0.49 49.00
19:00 5.50 0.63 0.49 49.00
20:00 5.50 1.18 1.18 9.00
21:00 5.50 1.26 1.26 9.00
22:00 30.00 1.56 1.56 9.00
23:00 5.50 0.66 0.27 49.00