IRRIGATION 1183 
Cost of Pumping Water for Irrigating 
On the cost of pumping water for irrigating purposes, Elwood Mead of the Gov- 
ernment Service made investigations which clearly set forth the cost of furnishing 
water to land under various systems of pumping, as follows: 
Summary of Data Concerning Cost and Duty of Water Under Sixty Pumping Plants 
in Santa Clara Valley in 1904 
Cost of 
Depth raising 1 
Amount of ; Cost of | Costof | acre-foot | Total 
No. ; Area of water | water Height water water | of water | cost of 
of Power Discharge; watered raised applied water per er 1 foot water 
plant during during raised acre acre-foot | (i. e., per for 
season. season. foot-acre-| season 
foot) 
Cu. ft. 
per sec. Acres | Acre-feet Feet Feet 
1 | Steam.......... 1.56 150 315.4 2.10 110 $10.50 $ 4.99 $0.045 $1,575 
2 do .....0.5. 1.10 19 35.6 1.87 50 10.387 5.54 111 
3 GO veceseeee 76 23.5 13.4 57 140 5.83 10.22 073 137 
4 dO wecaceeas 2.34 25 38,7 1.55 28 5.9 3.85 137 149 
5 do ......5-. 2.34 15 14.5 97 28 3.73 3.86 138 56 
6 do .....eee 2.55 30 31.6 1.05 22 3 77 3.58 163 113 
7 do ......... 90 22 11.6 53 70 3.59 6.81 097 79 
8 do ..,.,..-- 1.18 12.5 14 1,12 58 5 60 5.00 086 70 
9 do ......... 1.18 15 9.7 65 58 3.20 4.95 085 48 
10 | Gas........000. 72 12 14.4 1.20 50 8.33 6.94 139 100 
11 | Steam.......... 1.42 85 54,7 75 3.80 5.90 079 323 
12 a 92 22.5 17.8 79 27 2.58 3.26 121 58 
13 | Steam.......... 1.04 18 5.1 28 8 2.17 7.65 089 39 
14 ASL... ce eee ae 98 30 54.1 1.80 77 11 40 6.32 082 342 
15 do ...sseeee 72 25 14.3 57 2 3.00 5.24 194 75 
16 | Steam.......... 1.88 34 21.2 62 68 2.44 3.92 058 83 
17 Ye 45 24 10.8 45 44, 1.83 4.07 093 44 
18 | Steam.......... 75 20 16.6 8 24 5.55 6.69 279 111 
19 do ...-..... 1.93 38 70.6 1.86 115 7.16 3.85 034 272 
20 | Gas............ 53 18 17.4 9 46 6.89 7.13 155 124 
21 | Steam.......... 1.28 50 26.5 53 88 3.34 6.30 072 167 
22 dO ...eeeeee 1.32 55 74.5 1.35 88 5.96 4,40 050 328 
23 | Gas............ 1.34 75 107.9 1.44 24 3.33 2.32 096 250 
24 do ......... 1.01 25 19.4 78 27.5 1.44 1.86 067 36 
25 | Steam.......... 2.83 70 70.2 1.00 19.5 2.53 2.52 129 177 
26 | Gas............ 1.29 10.5 49.4 4,70 52 8.95 1.90 037 94 
27 do ..ssseeee 1,29 11 46.5 4.23 52 8.09 1.91 037 89 
28 | Steam.......... 2.56 30 39.7 1.32 37 3.30 2.49 067 99 
29 | Gas............ 2.07 19 44.2 2.33 43 4.21 1.81 042 80 
30 do ..eseeeee 2.07 16 24.5 1.53 43 2.81 1.84 043 45 
31 | Electric........ 2.11 15 31.3 2.09 34 5.67 2.72 080 85 
32 team.......... 93 23 28.8 1.25 49 7.30 5.83 119 168 
33 do ......4.. 92 21 16.6 79 55 4,86 6.15 112 102 
34 do .....0.-. 2.53 20 48.2 2.41 60 5.75 2.39 040 115 
35 do .....005. 1.30 40.5 21.9 54 93 4,52 8.36 090 183 
36 do ......--, 1.55 24 22.4 93 7 3.75 4,02 055 90 
37 do ......... 2.17 10 23.6 2.36 91 21.80 9.24 101 218 
38 do ......... 1,22 20 13.6 68 121 3.65 5,37 044 73 
39 do ....seees 1.29 35 26.8 77 100 6,83 8.92 090 239 
40 do ......... 1.31 85 36.4 43 5 2,56 5.99 070 218 
41 | Gas............ 82 70 33 47 53 3.11 6.61 125 218 
42 | Steam.......... 1,87 40 45 1.13 80 9.18 8.15 102 367 
43 : (a 81 7 40 118 3.07 7.72 065 224. 
44 | Steam.......... 2.28 150 158.5 1.06 44 2.47 2.33 053 370 
45 O seeesseee 1,22 3 57.6 1.75 91 11.42 6.54 072 377 
46 do ......... 2.18 60 60.6 1.01 50 2.58 2.56 051 155 
47 dO .eeeeeees 1.87 35 36.2 1.03 38 3.14 8.04 080 110 
48 | Gas...... ceca ee 1.17 35 28.9 83 46 3.34 4.05 088 117 
49 do ......05. 1.23 45 72.6 1.61 38 6.24 3.87 102 281 
50 | Steam.......... 1.86 34 55.4 1.63 40 5.09 3.12 078 173 
51 OB. cee cee veces 22 30 14.6 49 23 2.93 6.03 262 88 
52 do ....eeeee 1.35 15 9.4 63 63 2.13 3.40 054 32 
53 | Steam.......... 1,15 41.5 27.6 66 102 4,17 6.27 061 173 
54 BBivccacceeace 1.23 5 38.6 1.10 50 6.83 6.19 124 239 
55 | Steam.......... 2.70 13944 202.3 1.45 60 3.76 2.59 043 §24. 
56 | Gas............ 13 14 2.3 16 43 1.00 6.09 142 14 
57 | Steam.......... 1.75 43.5 45.6 1.05 59 6.14 5.86 099 267 
58 1 58 21 9.5 45 107 3.81 8.42 079 80 
59 GO .esseeeee 71 2414 20.6 85 115 4.79 5.63 049 116 
60 | Steam.......... 85 40 67.2 1.68 110 12.12 7.22 066 435 
Totals or 
AVETAZES. 02... [occ eee eee 2,272.1 | 2,568.4 1.13 66 4.96 4.38 068 11,261 
 csaammaeepumdmaaed 
See office of Experiment Stations, Bulletin 838, “Irrigation and Drainage Investi- 
gations.” 
