Page Ref: P-5

Ancillary Service Prices
Day Ahead Market

12/07/1999

Time Stamp 10 Min Spinning Reserve ($/MWHr) 10 Min Non-Synchronous Reserve ($/MWHr) 30 Min Operating Reserve ($/MWHr) Regulation ($/MWHr)
00:00 100.00 1.14 0.85 50.00
01:00 100.00 1.19 0.85 50.00
02:00 100.00 1.19 0.85 50.00
03:00 100.00 1.09 0.85 25.00
04:00 100.00 1.09 0.85 25.00
05:00 100.00 1.19 0.85 25.00
06:00 100.00 1.19 0.85 50.00
07:00 100.00 1.19 0.85 50.00
08:00 100.00 1.14 1.04 50.00
09:00 100.00 1.14 1.04 50.00
10:00 100.00 1.19 1.04 50.00
11:00 100.00 1.14 1.04 50.00
12:00 100.00 1.14 1.04 50.00
13:00 100.00 1.09 1.04 50.00
14:00 100.00 2.03 1.04 50.00
15:00 100.00 1.04 0.85 25.00
16:00 10.00 1.14 1.04 25.00
17:00 10.00 2.03 1.21 50.00
18:00 10.00 2.01 1.21 50.00
19:00 10.00 1.42 1.21 50.00
20:00 10.00 1.19 1.04 50.00
21:00 10.00 1.21 1.21 50.00
22:00 10.00 1.21 1.21 50.00
23:00 10.00 1.19 0.85 50.00