Page Ref: P-5

Ancillary Service Prices
Day Ahead Market

06/28/2000

Time Stamp 10 Min Spinning Reserve ($/MWHr) 10 Min Non-Synchronous Reserve ($/MWHr) 30 Min Operating Reserve ($/MWHr) Regulation ($/MWHr)
00:00 1.50 0.89 0.30 20.50
01:00 0.80 0.00 0.00 20.50
02:00 0.80 0.00 0.00 12.75
03:00 0.80 0.00 0.00 12.75
04:00 0.80 0.00 0.00 12.75
05:00 0.80 0.00 0.00 17.00
06:00 0.89 0.89 0.00 17.00
07:00 2.09 2.09 0.30 12.75
08:00 3.00 2.14 0.50 12.75
09:00 4.89 2.14 0.90 15.00
10:00 4.00 2.50 0.90 12.75
11:00 3.00 2.34 0.90 12.75
12:00 4.00 2.34 0.90 12.75
13:00 7.52 2.34 0.90 12.75
14:00 7.52 2.50 0.90 12.75
15:00 4.00 2.50 0.91 12.75
16:00 7.52 2.50 0.90 12.75
17:00 3.00 2.50 0.91 12.75
18:00 4.89 2.50 0.90 15.00
19:00 3.00 2.14 1.37 12.75
20:00 3.00 2.14 0.90 12.75
21:00 4.89 2.14 0.91 12.75
22:00 2.51 2.14 0.50 12.75
23:00 2.51 2.14 0.50 16.50