Page Ref: P-5

Ancillary Service Prices
Day Ahead Market

05/06/2001

Time Stamp 10 Min Spinning Reserve ($/MWHr) 10 Min Non-Synchronous Reserve ($/MWHr) 30 Min Operating Reserve ($/MWHr) Regulation ($/MWHr)
00:00 1.93 1.93 1.93 8.55
01:00 2.43 2.43 1.93 8.55
02:00 2.43 2.43 1.93 8.55
03:00 2.43 2.43 1.93 8.55
04:00 2.43 2.43 1.93 8.55
05:00 2.43 2.43 1.93 8.55
06:00 2.47 2.47 0.96 8.55
07:00 5.75 0.95 0.95 5.90
08:00 2.15 0.95 0.95 5.90
09:00 2.15 0.95 0.95 5.90
10:00 5.75 1.05 1.05 7.00
11:00 5.75 1.05 1.05 7.00
12:00 3.00 1.05 1.05 7.00
13:00 3.00 1.05 1.05 7.00
14:00 3.00 0.63 0.00 7.00
15:00 3.00 0.63 0.49 7.00
16:00 3.00 0.63 0.49 7.00
17:00 3.00 0.63 0.49 7.00
18:00 3.00 0.63 0.49 7.00
19:00 3.00 0.63 0.00 7.00
20:00 3.00 0.63 0.00 7.00
21:00 3.00 2.43 0.00 7.00
22:00 5.75 1.05 1.05 7.00
23:00 2.15 0.63 0.27 8.55