Page Ref: P-5

Ancillary Service Prices
Day Ahead Market

06/18/2000

Time Stamp 10 Min Spinning Reserve ($/MWHr) 10 Min Non-Synchronous Reserve ($/MWHr) 30 Min Operating Reserve ($/MWHr) Regulation ($/MWHr)
00:00 0.99 0.99 0.30 30.50
01:00 1.00 1.00 1.00 30.50
02:00 1.00 1.00 1.00 30.00
03:00 1.01 1.01 1.01 25.00
04:00 0.94 0.94 0.50 25.00
05:00 0.94 0.94 0.30 25.50
06:00 0.94 0.94 0.30 30.00
07:00 0.80 0.00 0.00 12.75
08:00 0.80 0.00 0.00 12.75
09:00 4.75 0.30 0.30 12.75
10:00 4.75 0.30 0.30 12.75
11:00 4.75 0.30 0.30 12.75
12:00 4.75 0.30 0.30 12.75
13:00 4.75 0.30 0.30 12.75
14:00 4.75 0.30 0.30 12.75
15:00 4.75 0.30 0.30 12.75
16:00 0.80 0.30 0.30 12.75
17:00 2.51 0.30 0.30 13.50
18:00 4.75 0.30 0.30 12.75
19:00 4.75 0.30 0.30 12.75
20:00 2.51 0.30 0.30 12.75
21:00 2.51 0.30 0.30 12.75
22:00 2.51 2.09 0.50 12.75
23:00 2.09 2.09 0.50 20.50