Page Ref: P-5

Ancillary Service Prices
Day Ahead Market

06/09/2000

Time Stamp 10 Min Spinning Reserve ($/MWHr) 10 Min Non-Synchronous Reserve ($/MWHr) 30 Min Operating Reserve ($/MWHr) Regulation ($/MWHr)
00:00 1.19 1.19 0.55 30.00
01:00 1.19 1.19 0.55 30.00
02:00 1.14 1.14 0.84 21.00
03:00 1.19 1.19 0.84 21.00
04:00 1.14 1.14 0.55 21.00
05:00 1.14 1.14 0.55 30.00
06:00 1.04 1.04 0.84 30.00
07:00 0.94 0.94 0.89 11.00
08:00 3.00 0.94 0.89 11.00
09:00 4.88 0.99 0.94 12.87
10:00 4.88 1.24 0.90 11.00
11:00 3.00 1.50 0.90 11.00
12:00 11.00 2.50 0.94 12.87
13:00 11.00 2.51 0.94 12.87
14:00 11.00 2.51 0.94 12.87
15:00 11.00 2.51 0.94 12.87
16:00 11.00 2.51 0.94 25.00
17:00 5.00 2.51 0.94 12.87
18:00 5.00 2.51 0.94 12.87
19:00 5.00 1.50 0.90 12.87
20:00 5.00 0.99 0.89 12.87
21:00 5.00 0.94 0.89 12.87
22:00 2.00 0.94 0.89 11.00
23:00 1.48 0.94 0.89 25.00