Nov. 5,1917 
Run-off from Drained Prairie Lands 
265 
Table VII .—Rainfall and run-off on Little Woods tract, January, 1913, to December, 
IQ15, inclusive 
Month. 
Rain¬ 
fall. 
Run¬ 
off. 
Rain 
fall in 
run¬ 
off. 
Pumps 
ran. 
Rain 
fell. 
1913* 
In. 
In. 
P.cL 
Days. 
Days. 
January. 
4.40 
5*36 
122.0 
31 
8 
February. 
2.10 
3 * 33 
158.5 
28 
8 
March. 
5*30 
3*40 
64.2 
26 
8 
April. 
3 * 50 
1. 58 
45*2 
25 
3 
May. 
4,40 
1.44 
32 * 7 
8 
8 
June. 
3*45 
r*i 3 
32.6 
6 
10 
July. 
2.87 
. 16 
5*6 
1 
12 
August. 
3 * 95 
.31 
7-8 
2 
8 
September. 
9.90 
2. 82 
28. 5 
15 
17 
October. 
3*27 
2.83 
36.6 
28 
6 
November....... 
1.90 
•94 
49*5 
6 
3 
December. 
1.00 
1.00 
100.0 
6 
2 
Total. 
46.04 
24.30 
52.8 
182 
93 
1914 (old plant). 
82.5 
January. 
1.10 
0.91 
5 
2 
February. 
6.40 
1. 78 
27.8 
8 
6 
March. 
4 * 90 
6.13 
125.1 
22 
7 
April... 
4. 80 
3*88 
80.8 
18 
4 
May a . 
. 20 
•43 
215.0 
6 
1 
Total. 
17.40 
13 * 13 
75*5 
59 
20 
1914 (new plant). 
January. 
I. IO 
1. xo 
100.0 
24 
2 
February. 
6.40 
1.44 
22. 5 
20 
6 
March. 
4,90 
3 * 29 
67. 2 
3 i 
7 
April. 
4.80 
3*27 
68.1 
26 
4 
May. 
.70 
.85 
121.4 
24 
3 
Month. 
1914. 
June. 
July. 
August. 
September. 
October.... 
November. 
December.. 
Total 
1915- 
January. 
February. 
March. 
April. 
May. 
June.. 
July. 
August. 
September. 
October b . 
November *>. 
December. 
Total. 
c Averages 
for period 
(1.83 years) 
Rain¬ 
fall. 
Run¬ 
off. 
Rain¬ 
fall in 
run¬ 
off. 
Pumps 
ran. 
Rain 
fell. 
In. 
In. 
P.ct. 
Days. 
Days. 
4*30 
0.28 
6-5 
17 
7 
7. 20 
1.18 
16.4 
27 
16 
8. 40 
2. 66 
3 i *7 
25 
13 
2. 80 
x. 20 
42.9 
21 
4 
2.00 
1.03 
5 1 * 5 
27 
3 
3*90 
z. 40 
35*9 
26 
7 
4.10 
2. 76 
67*3 
31 
6 
50.60 
20.46 
40. 0 
299 
78 
7.60 
6. x6 
81.1 
31 
7 
4. 60 
4 * 89 
106. 2 
28 
6 
2. xo 
3-21 
153-0 
30 
5 
. 00 
•34 
15 
0 
3* 20 
.28 
8.8 
5 
6 
3*40 
•43 
12.6 
9 
6 
7 * 30 
3 * 39 
46.5 
27 
6 
6. 50 
1.38 
21. 2 
21 
8 
2. 10 
•25 
II. 9 
6 
3 
6. 00 
4.06 
67.7 
29 
7 
42. 80 
24*39 
S 7 *oo 
201 
54 
51.40 
24*45 
47*60 
273 
72.0 
a 12 days in May. & Records suspended. c Includes only the time that conditions were typical. 
Table VIII .—Rainfall and run-off on Des Allemands Polder No. I, January , 1913, to 
September, 1913, iticlusive 
Month. 
Rain- 
fali. 
Run¬ 
off. 
Rain- 
fallin 
run¬ 
off. 
Pumps 
ran. 
Rain 
fell. 
1913. 
Ins. 
Ins. 
P. ct. 
Days. 
Days. 
January. 
3*50 
2. 97 
84.9 
24 
6 
February. 
2. 16 
3 * 18 
147*0 
22 
6 
March. 
4. 20 
2. 62 
62. 3 
21 
7 
April. 
2-15 
1. 86 
86.5 
13 
3 
May. 
3 * 58 
i* 31 
36.6 
11 
5 
June. 
1. 88 
•34 
18.1 
3 
2 
July. 
9. 40 
2. 56 
27. 2 
10 
6 
August. 
2. 80 
2. 27 
81.1 
26 
4 
September. 
9. 60 
5 - 15 
53 * 7 
23 
9 
October. 
4. 46 
5 * 57 
125.0 
26 
5 
November. 
1. 64 
1. 02 
62. 3 
11 
3 
December. 
2. 00 
2. 01 
100. 0 
17 
3 
Total. 
47*37 
30.86 
6s. 1 
207 
59 
1914. 
January. 
1. 00 
•92 
92. 0 
17 
1 
February. 
5 * 70 
2.86 
50. 2 
17 
4 
March. 
4 * 75 
3 * 99 
84. 0 
25 
4 
April. 
4. 60 
3 * 52 
76 . 5 
22 
2 
May. 
.80 
•49 
61.3 
11 
2 
June. 
2. 40 
•45 
18.8 
5 
2 
July. 
2. 60 
•43 
16. 5 
5 
3 
August. 
8. 20 
2.49 
30.4 
12 
7 
September... 
4*30 
I. 84 
42, 8 
14 
4 
Month. 
1914. 
October... 
November. 
December. 
Total, 
1915. 
January. 
February. 
March. 
April. 
May. 
June. 
July. 
August. 
September. 
October a . 
November 0 . .. 
December ° , 
Total 
Rain¬ 
fall 
In. 
o. 90 
6- 75 
3 - 70 
Run¬ 
off. 
In. 
o. 60 
3 - 39 
4- 85 
45.70 25*83 
Averages 
for period 
(2.75 years) 
7* 21 
6.15 
2* 15 
. 00 
1.00 
. 00 
5*oo 
4 * 70 
2. 20 
28.41 
44. 2 
6.78 
8. 26 
3*84 
.00 
. 00 
. 00 
1.49 
1. 28 
. 29 
21.94 
28.6 
Rain¬ 
fall in 
run¬ 
off. 
P. ct. 
66 . 7 
50. 2 
131* 1 
56.5 
94 *o 
134* 2 
178. 5 
.0 
.0 
29. 8 
27. 2 
13 * 2 
77*2 
64.7 
Pumps 
ran. 
Days. 
10 
12 
27 
177 
92 
173*0 
Rain 
fell. 
Days. 
2 
3 
5 
39 
34 
44*4 
0 Averages do not include October, November, and December, 1915. 
