Page Ref: P-5

Ancillary Service Prices
Day Ahead Market

12/24/1999

Time Stamp 10 Min Spinning Reserve ($/MWHr) 10 Min Non-Synchronous Reserve ($/MWHr) 30 Min Operating Reserve ($/MWHr) Regulation ($/MWHr)
00:00 6.00 1.05 0.53 50.00
01:00 6.00 1.05 0.51 50.00
02:00 1.05 1.05 0.53 50.00
03:00 1.05 1.05 0.53 50.00
04:00 1.05 1.05 0.53 50.00
05:00 75.00 1.05 0.53 100.00
06:00 5.00 1.05 0.53 50.00
07:00 5.00 1.05 0.51 50.00
08:00 5.00 1.05 0.51 50.00
09:00 5.00 1.05 0.51 50.00
10:00 5.00 1.05 0.51 50.00
11:00 5.00 1.05 0.51 50.00
12:00 5.00 1.05 0.51 50.00
13:00 1.05 1.05 0.49 50.00
14:00 1.05 1.05 0.49 50.00
15:00 1.05 1.05 0.49 50.00
16:00 5.00 1.05 0.51 50.00
17:00 5.00 1.05 0.51 60.00
18:00 5.00 1.05 0.51 60.00
19:00 5.00 1.05 0.51 60.00
20:00 5.00 1.05 0.51 60.00
21:00 5.00 1.05 0.51 50.00
22:00 5.00 1.05 0.51 100.00
23:00 5.00 1.05 0.53 100.00