Page Ref: P-5

Ancillary Service Prices
Day Ahead Market

10/10/2000

Time Stamp 10 Min Spinning Reserve ($/MWHr) 10 Min Non-Synchronous Reserve ($/MWHr) 30 Min Operating Reserve ($/MWHr) Regulation ($/MWHr)
00:00 1.52 1.52 0.50 30.00
01:00 1.46 0.84 0.50 24.00
02:00 1.46 0.84 0.50 8.80
03:00 1.46 0.84 0.50 8.80
04:00 1.46 0.50 0.50 8.80
05:00 1.46 0.50 0.50 8.80
06:00 1.53 1.53 0.50 8.80
07:00 2.44 2.44 0.72 6.15
08:00 2.44 2.44 1.00 6.15
09:00 2.44 2.44 1.00 6.15
10:00 2.44 2.44 0.72 6.15
11:00 2.44 2.44 0.72 6.15
12:00 2.44 2.44 0.72 6.15
13:00 2.44 2.44 0.72 6.15
14:00 2.39 2.39 0.72 6.15
15:00 2.17 2.17 0.72 6.15
16:00 2.00 2.00 0.72 6.15
17:00 2.17 2.17 1.00 6.15
18:00 2.17 2.17 1.00 6.15
19:00 2.17 2.17 1.00 6.15
20:00 2.29 2.29 1.00 6.15
21:00 2.29 2.29 1.50 9.00
22:00 2.29 2.29 0.72 6.15
23:00 1.52 1.52 0.50 24.00