250 
IOWA ACADEMY OF SCIENCES. 
BACTERIOLOGICAL RESULTS - Continued. 
DATE. 
From . 
TEMPERATURE. 
Manhole. 
Tank. 
Effluent. 
■ < 
<D 
rt 
£ 
April ii 
W. E 
17,000 
1 5-, 600 
April 12 
W. E 
April 12 
Manhole 
3, 1 5 1, 200 
April 12 
Tank 
1,999, 800 
April 13 
W. E 
24. 000 
16, 800 
18, 600 
19, 200 
18.000 
i 7 , 5 oo 
7, 200 
4, 800 
30. 000 
14,400 
12. 000 
6,000 
5.400 
April 14 
W. E 
April 15 
W. E 
April 16 
W. E 
April 17 
W. E 
April 18 
W. E 
April iq 
E. E 
E. E 
E. E 
E. E 
April 2^ 
E. E 
W. E . 
April 25 
E.-E 
1,090, 800 
787, 800 
W.E;... . 
61 degrees 
64 degrees 
63 degrees 
59 degrees 
63 degrees 
63 degrees 
64 degrees 
7. 200 
480 
6. 600 
4.200 
5,400 
3.600 
4, 200 
April 27 
W. E 
W. E 
April 29 
W. E 
W E 
13,260 
W. E 
2, 121, 000 
1,392, 800 
W. E 
May 2 
Manhole 
666, 600 
May 2 
Tank 
242, 000 
May 3 
W. E . 
62 degrees 
60 degrees 
63 degrees 
61 degrees 
61 degress 
61 degrees 
61 degrees 
63 degrees 
62 degrees 
63 degrees 
63 degrees 
68 degrees 
68 decrees 
64 degrees 
65 degrees 
63 degrees 
60 degrees 
61 degrees 
62 degrees 
63 degrees 
1, 500 
10, 200 
3.000 
2, 400 
1,800 
3, 600 
2, 400 
210 
2,400 
1,940 
2.000 
4, 160 
4.200 
3.600 
3.000 
9. 600 
2, 700 
2, 100 
1,500 
1. 200 
Mav 4 - • - 
W. E 
May 5 
W.E 
Mav 6. . . 
W.E 
73 degrees 
72 degrees 
69 degrees 
7 1 degrees 
76 degrees 
70 degrees 
72 degrees 
71 degrees 
73 degrees 
56 degrees 
69 degrees 
62 degrees 
50 degrees 
67 degrees 
72 degrees 
78 degrees 
78 degrees 
May 7 
W.E 
Mav 8 
E.E 
Mav 9. . . 
E. E 
May 10 
E.E 
May 11 
W.E 
May 12 
W.E 
Mav 13 
W.E 
May 14 
W.E 
May 15 
W.E 
May t6 
E.E 
May 17 
W.E 
May 18 
W.E 
May 19 
W.E 
May 20 . . 
W.E 
May 2T 
E.E. .. 
May 22 .. 
W. K 
M a y 22 
Manhole .... 
900, 000 
May 22 
Tank 
1, 800, 000 
May 23 
W.E. 
76 degrees 
73 degrees 
77 degrees 
81 degrees 
82 degrees 
76 degrees 
79 degrees 
80 degrees 
81 degrees 
63 degrees 
63 degrees 
64 degrees 
65 degrees 
67 degrees 
68 degrees 
68 degrees 
68 degrees 
69 degrees 
2, 100 
1.800 
2, 400 
, 4,200 
3,000 
3,600 
2, 400 
2.800 
1.800 
May 24 
W.E 
May 25 
W.E 
Mav 26 
W.E. ... 
May 27 
W.E 
May 28 
W.E 
May 29 
W.E 
May 30 
W.E 
Mav 31 
W.E 
2,077 
1, 021,000 
783 , 3oo 
June t 
E. E 
82 degrees 
81 degrees 
80 degrees 
73 degrees 
82 degrees 
69 degrees 
69 degrees 
69 degrees 
69 degrees 
69 degrees 
60 
June 2 
E.E .. 
T . 200 
June 3 
E.E 
900 
I, 800 
5,400 
June 4 
W.E 
June 5 
W.E 
June 5 • • 
Manhole 
1, 272,600 
I une ^ 
Tank . . 
1. 636, 200 
A ? 
J une 0 
W.E 
W.E 
81 degrees 
80 degrees 
79 degrees 
78 degrees 
85 degrees 
69 degrees 
69 degrees 
69 degrees 
69 degrees 
69 degrees 
150 
2, 100 
I, 800 
3,000 
9 o 
June 7 
June 8 
W. E. .. 
June 9 
W.E 
June 10 
E.E 
