Page Ref: P-5

Ancillary Service Prices
Day Ahead Market

12/01/1999

Time Stamp 10 Min Spinning Reserve ($/MWHr) 10 Min Non-Synchronous Reserve ($/MWHr) 30 Min Operating Reserve ($/MWHr) Regulation ($/MWHr)
00:00 10.00 0.98 0.85 25.00
01:00 10.00 0.94 0.85 25.00
02:00 10.00 0.94 0.85 25.00
03:00 7.00 0.94 0.85 18.00
04:00 7.00 0.94 0.85 18.00
05:00 7.00 0.94 0.85 18.00
06:00 11.00 0.94 0.85 25.00
07:00 11.00 0.94 0.85 25.00
08:00 11.00 0.98 0.85 25.00
09:00 11.00 0.98 0.85 25.00
10:00 10.00 0.98 0.85 25.00
11:00 7.00 0.98 0.85 19.00
12:00 7.00 0.98 0.85 19.00
13:00 7.00 0.98 0.85 19.00
14:00 7.00 0.98 0.85 19.00
15:00 7.00 0.99 0.85 19.00
16:00 10.00 0.99 0.84 20.00
17:00 11.00 1.44 0.99 25.00
18:00 10.00 1.29 0.85 25.00
19:00 7.00 1.14 0.85 25.00
20:00 7.00 0.98 0.85 25.00
21:00 7.00 0.94 0.85 25.00
22:00 7.00 0.94 0.85 25.00
23:00 7.00 0.98 0.85 25.00