Page Ref: P-5

Ancillary Service Prices
Day Ahead Market

11/22/1999

Time Stamp 10 Min Spinning Reserve ($/MWHr) 10 Min Non-Synchronous Reserve ($/MWHr) 30 Min Operating Reserve ($/MWHr) Regulation ($/MWHr)
00:00 100.00 1.04 0.67 25.00
01:00 100.00 1.04 0.67 25.00
02:00 20.00 1.04 0.67 25.00
03:00 20.00 1.04 0.67 25.00
04:00 10.00 1.04 0.67 25.00
05:00 10.00 0.84 0.67 25.00
06:00 10.00 0.84 0.84 25.00
07:00 10.00 1.04 1.04 25.00
08:00 8.00 1.04 1.04 25.00
09:00 8.00 1.06 1.04 25.00
10:00 8.00 1.06 0.84 25.00
11:00 10.00 1.24 0.84 25.00
12:00 10.00 1.19 0.84 25.00
13:00 10.00 1.09 0.84 25.00
14:00 8.00 1.09 0.84 25.00
15:00 10.00 1.09 0.84 25.00
16:00 10.00 1.09 0.84 25.00
17:00 10.00 1.54 1.54 25.00
18:00 10.00 1.56 1.56 25.00
19:00 10.00 1.19 0.84 25.00
20:00 10.00 1.09 1.04 25.00
21:00 8.00 1.04 1.03 25.00
22:00 10.00 1.04 0.84 25.00
23:00 10.00 1.04 0.67 25.00