Page Ref: P-5

Ancillary Service Prices
Day Ahead Market

12/20/1999

Time Stamp 10 Min Spinning Reserve ($/MWHr) 10 Min Non-Synchronous Reserve ($/MWHr) 30 Min Operating Reserve ($/MWHr) Regulation ($/MWHr)
00:00 5.00 1.11 0.46 200.00
01:00 5.00 1.11 0.46 200.00
02:00 5.00 1.11 0.46 200.00
03:00 5.00 1.11 0.46 50.00
04:00 5.00 1.11 0.46 50.00
05:00 5.00 1.11 0.46 50.00
06:00 6.00 1.11 0.85 50.00
07:00 6.00 1.11 0.84 50.00
08:00 6.00 1.11 0.55 50.00
09:00 6.00 1.11 0.84 200.00
10:00 6.00 1.11 0.85 200.00
11:00 1.11 1.11 0.55 45.00
12:00 1.11 1.11 0.50 45.00
13:00 1.11 1.11 0.50 45.00
14:00 1.11 1.11 0.50 45.00
15:00 1.11 1.11 0.50 45.00
16:00 1.11 1.11 0.84 45.00
17:00 6.00 1.19 1.02 200.00
18:00 6.00 1.13 1.04 200.00
19:00 6.00 1.13 1.03 200.00
20:00 6.00 1.13 1.02 50.00
21:00 6.00 1.12 0.46 50.00
22:00 5.00 1.13 0.46 50.00
23:00 5.00 1.12 0.46 50.00