COLORADO IRRIGATION WATERS AND THEIR CHANGES. 39 
TABLE XXXI.—ANALYSIS OF WELL C. SEPT. 2, 1899. * 
Grs. 
Grs. 
Analytical 
Per 
Imp. 
Per 
Imp. 
Results. 
Cent. 
Gal. 
Combined. 
Cent. 
Gal. 
Silicic Acid... _ 
0.397 
1.366 
Calcic Sulfate_ 
25.554 
87.957 
Sulfuric Acid_ 
47.826 
164.617 
Magnesic Sulfate . 
25.422 
87.503 
Carbonic Acid._ 
2.065 
7.108 
Potassic Sulfate 
0.363 
1.249 
Chlorin_ ... 
6.483 
22.314 
Sodic Sulfate __ . 
27.848 
95.853 
Sodic Oxid,__ . . .. 
21.438 
73.790 
Sodic Chlorid_ _ 
10.698 
36.823 
Potassic Oxid . 
0.197 
0.678 
Sodic Carbonate __ 
4.979 
17.138 
Calcic Oxid 
10.527 
36.234 
Sodic Silicate . 
0.806 
2.774 
Magnesic Oxid_ 
8.472 
29.161 
Ferric and AL Oxids 
0.030 
0.103 
Ferric and Al. Oxids 
0.030 
0.103 
Manganic Oxid 
0.060 
0.206 
Manganic Oxid... 
0.060 
0.206 
Ignition _ _ . 
3.842 
13.224 
Ignition _ 
3.842 
13.224 
Sum _ 
99.602 342.830 
Sum ._ 
101.337 348.801 
Excess Sodic Oxid_ 
0.272 
0.936 
Oxygen Eq. to Cl._ 
1.461 
5.029 
Total_ 
99.874 343.766 
Total_ 
99.876 343.772 
Total solids, 844.2 grains per imperial gallon. 
*After irrigation. 
TABLE XXXII.- 
-ANALYSIS OF WELL B, AUGUST 31, 1899. * 
Grs. 
Grs. 
Analytical 
Per 
Imp. 
Per 
Imp. 
Results. 
Cent. 
Gal. 
Combined. 
Cent. 
Gal. 
Silicic Acid 
1.838 
2.474 
Calcic Sulfate 
34.184 
46.012 
Sulfuric Acid 
42.859 
57.688 
Magnesic Sulfate _ 
21.584 
29.052 
Carbonic Acid 
5.866 
7.896 
Potassic Sulfate _ 
0.379 
0.510 
Chlorin 
4.790 
6.447 
Sodic Sulfate. . __ 
14.552 
19.587 
Sodic Oxid 
19.527 
26.283 
Sodic Chlorid . 
7.904 
10.639 
Potassic Oxid 
0.206 
0.277 
Sodic Carbonate.. 
14.144 
19.038 
Calcic Oxid 
14.082 
18.954 
Sodic Silicate 
1.369 
1.842 
Magnesic Oxid 
7.193 
9.682 
Ferric and Al. Oxids 
0.138 
0.186 
Ferric and Al. Oxids 
0.138 
0.186 
Manganic Oxid 
0.069 
0.093 
Manganic Oxid 
0.069 
0.093 
Ignition__ 
4.691 
6.314 
Ignition . 
4.69 L 
6.314 
Sum . . 
99.014 
133.273 
Sum 
101.259 
136.294 
Excess Silicic Acid 
1.164 
1.567 
Oxygen Eq. to Cl. 
1.079 
1.452 
Total_100.178 134.840 
Total 
100.180 134.842 
Total solids 134.6 grains per imperial gallon. 
* Before irrigation. 
TABLE XXXIII.—ANALYSIS 
OF WELL B, SEPT. 
2, 1899. * 
Grs. 
Grs. 
Analytical 
Per 
Imp. 
Per 
Imp. 
Results. 
Cent. 
Gal. 
Combined. 
Cent. 
Gal. • 
Silicic Acid 
1.048 
1.555 
Calcic Sulfate . . 
35.087 
52.069 
Sulfuric Acid 
43.021 
63.843 
Magnesic Sulfate __ 
21.398 
31.755 
Carbonic Acid.. 
6.358 
9.435 
Potassic Sulfate ... 
0.123 
0.183 
Chlorin 
4.286 
6.360 
Sodic Sulfate.. _ ._ 
14.221 
21.104 
Sodic Oxid 
19.261 
28.583 
Sodic Chlorid_ 
7.073 
10.496 
Potassic Oxid 
0.067 
0.099 
Sodic Carbonate _ 
15.331 
22.751 
Calcic Oxid 
14.454 
21.450 
Sodic Silicate_ . 
0.745 
1.106 
Magnesic Oxid 
7.131 
10.582 
Ferric and Al. Oxids 
0.020 
0.030 
Ferric and Al. Oxids 
0.020 
0.030 
Manganic Oxid 
0.040 
0.059 
Manganic Oxid 
0.040 
0.059 
Ignition .. __ _ 
5.381 
7.985 
Ignition 
5.381 
7.985 
Sum ... 
99.419 147.538 
Sum 
101.067 149.981 
Excess Silicic Acid 
0.681 
1.011 
Oxygen Eq. to Cl.__ 
0.966 
1.433 
Total_100.100 148.549 
Total_100.101 148.548 
Total solids, 148.4 grains per imperial gallon. 
* After irrigation. 
