Page Ref: P-5

Ancillary Service Prices
Day Ahead Market

06/30/2000

Time Stamp 10 Min Spinning Reserve ($/MWHr) 10 Min Non-Synchronous Reserve ($/MWHr) 30 Min Operating Reserve ($/MWHr) Regulation ($/MWHr)
00:00 1.00 0.00 0.00 30.00
01:00 1.19 1.19 0.00 29.00
02:00 1.19 1.19 0.00 12.75
03:00 1.19 1.19 0.00 12.75
04:00 1.19 1.19 0.00 12.75
05:00 1.19 1.19 0.00 20.50
06:00 1.19 1.19 0.00 15.00
07:00 2.04 2.04 0.30 12.75
08:00 5.00 2.09 0.30 12.75
09:00 5.52 2.14 0.30 15.00
10:00 5.00 2.51 0.81 12.75
11:00 5.52 2.34 1.50 15.00
12:00 5.52 2.50 1.50 12.75
13:00 5.52 2.50 1.50 15.00
14:00 5.52 2.34 1.50 15.00
15:00 5.52 2.34 1.50 12.75
16:00 5.52 2.29 1.50 12.75
17:00 5.00 2.24 1.50 12.75
18:00 4.88 1.19 0.81 12.75
19:00 4.88 2.09 1.37 12.75
20:00 3.70 2.09 0.84 12.75
21:00 4.51 2.09 0.84 12.75
22:00 3.70 2.09 0.30 12.75
23:00 1.00 0.50 0.50 20.50