Exhibit 307.xls

Sheet3
Sheet2
Sheet1
Development of Irrigation 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
delta
Using Company's 5-month total coincident demand
Using Company's 5-month coincident demand per Ex. 40 page 1
Exhibit 307
A
B
C
D
E
F
G
H
I
J
K
L
M
N
?1?/?1?/?2002
743587.06
815000.00
264445.09
467269.12
3174.75
264445.09
744.00
1220.98
0.50
2441.96
0.50
1220.98
2759.41
1379.71
?2?/?1?/?2002
893172.51
1008000.00
325841.23
575759.78
7325.95
325841.23
672.00
3867.44
0.50
7734.88
0.50
3867.44
8740.41
4370.20
?3?/?1?/?2002
7657940.55
4347000.00
1583891.58
2267652.34
68203.61
1583891.58
744.00
29318.15
0.50
58636.29
0.50
29318.15
66259.01
33129.50
?4?/?1?/?2002
71655060.90
60161000.00
34434442.16
19808104.18
5424.80
34434442.16
720.00
170517.31
0.50
341034.63
0.50
170517.31
385369.13
192684.56
?5?/?1?/?2002
260391857.16
222172000.00
113702380.81
86212352.10
420704.42
113702380.81
744.00
390181.62
0.57
687350.91
0.91
628706.13
776706.53
710437.92
?6?/?1?/?2002
423689825.68
335330000.00
127464708.30
172781125.88
2125671.69
127464708.30
720.00
490455.41
0.76
643203.34
0.94
605151.43
726819.78
683821.12
?7?/?1?/?2002
487111304.97
434438000.00
164114928.51
223815876.39
3811615.64
164114928.51
744.00
514863.94
0.75
685516.39
0.88
604659.73
774633.52
683265.50
?8?/?1?/?2002
399039090.58
400131000.00
140929818.39
218029902.61
1847313.54
140929818.39
744.00
371067.07
0.83
448978.27
0.81
363775.67
507345.45
411066.50
?9?/?1?/?2002
231379408.71
239047000.00
80290908.05
134347000.62
913939.84
80290908.05
720.00
176434.21
0.56
312876.54
0.87
273691.88
353550.49
309271.83
?10?/?1?/?2002
69288134.83
78227000.00
23078728.46
46661805.92
797083.05
23078728.46
744.00
44169.52
0.50
88339.03
0.50
44169.52
99823.11
49911.55
?11?/?1?/?2002
13325566.10
16754000.00
5260212.14
9767174.10
79917.64
5260212.14
720.00
9674.67
0.50
19349.35
0.50
9674.67
21864.76
10932.38
?12?/?1?/?2002
5182628.81
5183000.00
2954590.41
1702818.80
16217.32
2954590.41
744.00
4546.64
0.50
9093.27
0.50
4546.64
10275.40
5137.70
3095408.49
3376732.00
1.09
1794223.20
2085005.00
1.16