Page Ref: P-5

Ancillary Service Prices
Day Ahead Market

11/23/1999

Time Stamp 10 Min Spinning Reserve ($/MWHr) 10 Min Non-Synchronous Reserve ($/MWHr) 30 Min Operating Reserve ($/MWHr) Regulation ($/MWHr)
00:00 10.00 0.94 0.67 25.00
01:00 10.00 1.01 1.01 25.00
02:00 10.00 1.01 1.01 25.00
03:00 10.00 0.94 0.67 25.00
04:00 10.00 0.94 0.67 25.00
05:00 10.00 0.94 0.67 25.00
06:00 10.00 0.94 0.84 25.00
07:00 10.00 1.25 1.25 25.00
08:00 10.00 1.09 1.02 25.00
09:00 10.00 1.14 1.03 25.00
10:00 10.00 1.14 1.04 25.00
11:00 10.00 1.29 1.25 22.00
12:00 12.00 1.29 1.02 22.00
13:00 12.00 1.19 1.02 22.00
14:00 12.00 1.24 1.02 22.00
15:00 12.00 1.19 1.02 22.00
16:00 12.00 1.29 1.02 22.00
17:00 12.00 2.52 1.25 25.00
18:00 10.00 2.52 1.25 25.00
19:00 10.00 2.52 1.25 25.00
20:00 10.00 1.14 1.04 25.00
21:00 8.00 1.09 0.67 25.00
22:00 10.00 1.09 1.03 25.00
23:00 10.00 1.09 0.67 25.00