WMOD00575

• Title: Suitability of the Upper Colorado River Basin for Precipitation Management
• Date: 10/1/1969
• Weather Modification - Doc Type: Report

TABLE 6(e) 10 BEST COMBINATIONS OF TWO SUB-BASINS IN THE UPPER BASIN OF THE COLORADO RIVER
Number of Length of
Years for Elevation Records
Rank Evaluation CL CSU ID Station Name (feet) (years)
1
32 1. 00 1800900 Strawberry Creek near Granby 8650 10
1. 00 1850000 Stillwater Creek above Lake Granby 8310 5
2 39 1.00 1800900 Strawberry Creek near Granby 8650 10
1. 00 1930000 North Inlet at Grand Lake 8380 14
3 41 1.00 1804500 Vasquez Creek near Winter Park 8769 31
1.00 1930000 North Inlet at Grand Lake 8380 14
4 41 1. 00 1800900 Strawberry Creek near Granby 8650 10
1. 00 1866000 Arapaho Creek at Monarch Outlet 8310 20
5 42 1.00 1804500 Vasquez Creek near Winter Park 8769 31
1. 00 1866000 Arapaho Creek at Monarch Outlet 8310 20
1.00 1810000 Willow Creek below Willow Creek 8024 11
6 42 Reservoir
1. 00 1866000 Arapaho Creek at Monarch Outlet 8310 20
7 44 1. 00 1801800 Meadow Creek near Tabernash 9780 21
1.00 1866000 Arapaho Creek at Monarch Outlet 8310 20
1.00 1810000 Willow Creek below Willow Creek 8024 11
8 45 Reservoir
1.00 1930000 North Inlet at Grand Lake 8380 14
9 45 1.00 1801800 Meadow Creek near Tabernash 9780 21
1. 00 1930000 North Inlet at Grand Lake 8380 14
10 46 1.00 1804500 Vasquez Creek near Winter Park 8769 31
1.00 1850000 Stillwater Creek above Lake Granby 8310 5

TABLE 7(a) SENSITIVITY OF NUMBER OF YEARS FOR EVALUATION ACCORDING TO CHANGE OF COEFFICIENTS
(THE SAN JUAN MOUNTAINS)
Number of
Years for
Rank Combination of Sub-basins and Coefficients Evaluation
CSU ID 1076420 1077015 1077250 1077400 1272440 1371530
Optimized - 7.49 24.55 -32.45 5.31 -23.36 27.38 6.08
1 % change - 7.57 24.80 -32.70 5.33 -23.59 27 .40 6.09
5% change - 7.86 25.78 -33.69 5.45 -24.50 27.45 6.23
10% change - 8.23 27.01 -34.93 5.59 -25.63 27.53 6.56
CSU ID 1073080 1077015 1077250 1272440 1272 445 1371530
Optimized -14.54 14.38 - 9.90 -14.46 - 1.71 18.90 7.68
2 1% change -14.68 14.53 -10.01 -14.62 - 1.73 18.94 7.68
5% change -15.26 15.10 -10.43 -15.27 - 1. 81 19.09 7.86
10% change -15.99 15.82 -10.97 -16.09 - 1. 90 19.29 8.42
CSU ID 1073080 1077015 1077250 1272440 1272445 1371555
Optimized -18.86 16.25 - 9.13 -24.72 - 1.32 4.34 7.69
3 1% change -19.05 16.42 - 9.23 -24.85 - 1. 33 4.32 7.70
5% change -19.80 17.07 - 9.66 -25.36 - 1.36 4.24 7.84
10% change -20.75 17.88 -10.20 -26.00 - 1. 41 4.14 8.27
CSU ID 1076420 1077015 1077250 1077400 1272440 1371555
Optimized - 7.37 27.02 -31.10 4.70 -37.00 6.06 7.88
4 1% change - 7.44 27.29 - 31. 36 4.72 -37.20 6.04 7.88
5% change - 7.73 28.37 -32.39 4.83 -37.97 5.94 8.00
10% change - 8.10 29.72 -33.68 4.97 -38.95 5.82 8.36
CSU ID 1073080 1073420 1077015 1077250 1272440 1371555
Optimi zed -14.10 - 2.33 14.00 - 8.93 -18.16 3.21 8.44
5 1% change -14.24 - 2.35 14.03 - 8.89 -18.22 3.21 8.44
5% change -14.80 - 2.44 14.18 - 8.71 -18.46 3.24 8.49
10% change -15.50 - 2.56 14.37 - 8.50 -18.76 3.28 8.64
CSU ID 1073080 1076420 1077015 1077250 1272440 1371555
Optimi zed -20.93 .88 19.45 -12.54 -21.47 3.84 9.01
6 1% change -21.14 .89 19.50 -12.49 -21.52 3.85 9.01
5% change -21.98 .92 19.72 - 12 . 25 -21.71 3.86 9.06
10% change -23.03 .97 19.98 -11.95 -21.96 3.88 9.21
CSU ID 1073080 1075830 1077015 1077250 1272440 1371555
Optimized -22.05 .59 18.85 -10.73 -25.03 3.80 9.05
7 1 % change -22.27 .60 18.90 -10.66 -25.09 3.81 9.05
5% change -23.15 .62 19.08 -10.38 -25.33 3.82 9.10
10% change -24.26 .65 19.31 -10.03 -25.63 3.84 9.25
37