Exhibit 309.xls

Sheet3
Sheet2
Sheet1
Development of Schedule 7 Coincident and Non-Coincident Peaks
Based Upon 2003 Normalized Energy
Month
NorWhCus
NorWhGen
ThisMo
NextMo
Later
kWh Used
Hrs
AvgkW
LoadFactr
GpCoinc
CoincFactr
SysCoinc
GpCoincGL
SysCoincGL
12-month total coincident demand
coincident demand per Ex. 40 page 1
deltal
Using Company's 5-month total coincident demand
Using Company's 5-month coincident demand per Ex. 40 page 1
Exhibit 309
?1?/?1?/?2002
25537421.10
28321000.00
9742270.78
15586254.22
209151.48
9742270.78
744.00
32045.55
0.66
48598.78
0.91
44099.51
54916.62
49832.44
?2?/?1?/?2002
22682596.93
25155000.00
8591260.41
13900802.71
190760.64
8591260.41
672.00
30910.77
0.64
48466.20
0.86
41453.63
54766.81
46842.60
?3?/?1?/?2002
22567177.64
25027000.00
10214807.29
12153553.52
198816.83
10214807.29
744.00
28666.00
0.67
42631.09
0.83
35420.47
48173.13
40025.13
?4?/?1?/?2002
19447249.77
21567000.00
8321478.18
11098545.45
27226.15
8321478.18
720.00
27282.26
0.65
42030.26
0.87
36672.66
47494.19
41440.11
?5?/?1?/?2002
20214607.75
22418000.00
8905949.74
11294507.79
14150.23
8905949.74
744.00
28539.92
0.49
58620.38
0.95
55971.91
66241.03
63248.26
?6?/?1?/?2002
21449954.91
23788000.00
9187230.19
12235483.28
27241.44
9187230.19
720.00
31737.89
0.52
61453.94
1.00
61453.94
69442.95
69442.95
?7?/?1?/?2002
25004508.57
27730000.00
11348796.30
13563195.58
92266.64
11348796.30
744.00
31929.56
0.57
55648.71
1.00
55648.71
62883.04
62883.04
?8?/?1?/?2002
21596032.46
23950000.00
9160821.01
12334357.98
100853.47
9160821.01
744.00
26911.71
0.53
50637.33
0.71
35892.75
57220.18
40558.81
?9?/?1?/?2002
18573489.63
20598000.00
7793621.98
10707431.04
72436.61
7793621.98
720.00
27049.06
0.51
53458.75
0.71
37714.61
60408.39
42617.51
?10?/?1?/?2002
20405770.96
22630000.00
8610419.12
11641288.28
154063.57
8610419.12
744.00
29559.62
0.57
51737.36
0.71
36754.74
58463.22
41532.85
?11?/?1?/?2002
22831379.62
25320000.00
9561781.79
13229186.29
40411.54
9561781.79
720.00
33932.44
0.64
52782.73
0.69
36229.54
59644.49
40939.38
?12?/?1?/?2002
25290351.67
28047000.00
10383965.49
14753632.45
152753.72
10383965.49
744.00
34954.23
0.63
55925.87
0.71
39827.61
63196.24
45005.20
?1?/?1?/?2003
25537421.10
28321000.00
9868681.01
15552800.20
?2?/?1?/?2003
22682596.93
25155000.00
8269167.54
584368.29
594340.00
1.02
258829.38
256197.00
0.99