SECTION. 
dence; samples taken; manner of combin¬ 
ing analytical resalts not important. 
104. The principal salts in return waters are cal¬ 
cic sulfate, magnesic sulfate and sodic 
carbonate. 
105. Nitrogen in return waters. 
106. Volume of return water in Poudre, July 27, 
1902. 
107. Salts carried by return water Julv 27, 1902. 
108. Method of presentation does not adequately 
show chemical work done. 
109. Salts in return water of Arkansas river do 
not stand in same order as in the Poudre. 
110. Amount of salts carried by return waters in 
the Poudre valley. 
111. Doubt concerning real nature of Arkansas 
water. 
112. Platte river return water agrees with that of 
the Poudre. 
113. Drain and return waters represent end 
products. 
114. The waters of some other streams. 
115. Remarks relative to the samples taken, 
116. Characteristics of the mountain waters. 
LIST OF 
1. Analysis of portion of felspar dissolved by 
water and carbonic acid in twenty-two 
days. 
2. Analysis of Cache a la Poudre water, sample 
taken above mouth of North Fork, Nov. 
3, 1902. 
3. Analysis of Cache a la Poudre water, sample 
taken 150 feet above headgate of Larimer 
county ditch, July 30, 1902. 
4. Analysis of Cache a la Poudre water, sample 
taken from faucet in Chemical Labora¬ 
tory, May 23, 1897. 
5. Sample taken from faucet in Chemical Lab¬ 
oratory Sept 21, 1900, 
6. Sample taken from faucet in Chemical Lab¬ 
oratory Sept, 6, 1902. 
7. Analysis of water from the Larimer and Weld 
Reservoir (Terry Lake), Sample taken 
Joly 28, 1900. 
8. Analysis of water taken from the Larimer 
and Weld Reservoir (Terry Lake), July 
30, 1902. 
9. Analysis of sample of water taken from 
Long Pond, Aug. 1, 1902. 
10. Analysis of sample of water taken from War¬ 
ren’s Lake, Aug. 4, 1902. 
11. Analysis of sample of water taken from 
Windsor Reservoir, Aug. 5, 1902. 
12. Analysis of water as it flowed onto plot, July 
8 and 9, 1898. 
13. Analysis of water as it flowed off at middle 
of north side of the plot, July 14, 1898. 
14. Analysis of water of well C, June 27, 1898. 
15. Analysis of water of well C. July 11. 1898. 
16. Analysis of water of well G, June 27, 1898. 
17. Analysis of water of well G, July 11, 1898. 
18. Analysis of water of well B, June 27, 1898. 
19. Analysis of water of well B, July 11, 1898. 
20. Analysis of water of well A, June 27, 189a. 
21. Analysis of water of well A, July 11, 1898. 
Total solids in ground water before and 
after irrigation, June 27 to July 11, 1898; 
page 35. 
22. Analysis of water used in irrigation, Sept. 1, 
1899. 
23. Analysis of seepage water from Mercer ditch, 
Sept. 2,1899. 
24. Analysis of off-flow water taken at north 
side of plot. Sept. 2, 1899; first sample. 
25. Analysis of off-flow water taken at east end 
of plot. Sept. 2, 1899, first sample. 
26 Analysis of off-flow water taken at north side 
of plot, Sept. 2, 1899, second sample. 
27. Analysis of off-flow water taken at east end 
of plot, cept. 2, 1899, second sample. 
28. Analysis of water of well D, Aug. 31, 1899. 
29. Analysis of water of well D, Sept. 2, 1899. 
30. Analysis of water of well C, Aug 31, 1899. 
31. Analysis of water of well C, Sept. 2, 1899. 
SECTION. 
117. Significance of nitrates and nitrites in Ar¬ 
kansas river water. 
118. Water from Queen Reservoir, Arkansas 
river flood water. 
119. Work done by irrigation waters in Arkan¬ 
sas valley same as that done in Poudre 
valley. 
120-121. Amount and character of suspended 
matter carried. 
122. Suspended matter carried in flood water of 
the Poudre. 
123. Amount of potash and nitrogen carried in 
Poudre water. 
125. Suspended matter in ditch water July 5,1900. 
126. Sediment from ditch water similar to that 
from flood water. 
127. Silt from Queen Reservoir. 
128. The minerals present in the silt. 
129. The composition of silt, Queen Reservoir. 
130. Silt from Clear Creek. 
131. Amount and character of silt in Clear Creek 
water. 
132. The sediments contain less potash than the 
soil. 
TABLES. 
32. Analysis of water of well B, Aug. 31, 1899. 
33. Analysis of water of well B, Sept. 2, 1899. 
34. Analysis of water of well A, Aug. 31, 1899, 
35. Analysis of water of well A, Sept. 2, 1899. 
Sanitary analyses of irrigation waters, Aug. 
31 to Sept. 2, 1899; page 41. 
Total solids in ground water, Ang. 31 to 
Sept. 2, 1899; page 42. 
36. Analysis of water of well A, April 9, 1900. 
37. Analysis of water of well A, April 17, 1900. 
38. Analysis of water of well G, April 17, 1900. 
Total solids in one acre-foot of water of well 
A; page 47. 
39. Analysis of drain water, April 20, 1900. 
40. Analysis of drain water, July 23, 1900. 
41. Analysis of drain water, Mrs. Galloway s 
ranch, July 23,1900. 
42. Analysis of drain water, beet plot, Feb. 23, 
1903. 
43. Sanitary analyses of drain waters, Mrs. Cal¬ 
loway’s ranch and drain east of beet plot, 
July 23, 1900. 
44. Analysis of Poudre river water, sample taken 
two miles above Greeley, Aug. 11, 1902. 
45. Analysis of Poudre river water; sample taken 
three miles east of Greeley, Aug. 10, 1902. 
46. Analysis of Platte river water, sample taken 
one mile south and four east of Greeley, 
Aug. 11,1902. 
47. Analysis of Big Thompson water, sample 
taken three mile3 west of Loveland, Aug. 
20, 1902. 
48. Analysis of St. Vrain water, taken three miles 
west of Longmont, Aug. 19, 1902. 
49. Analysis of Boulder Creek water, sample 
taken from tap in Boulder, Aug. 27, 1902. 
50. Analysis of water drawn from tap in office of 
Denver Fire Clay Co., Denver, Aug. 26, 
1902. 
51. Analysis of Clear Creek water, taken from 
Welch ditch, one mile west of Golden, 
Aug. 27, 1902. 
52. Analysis of Arkansas river water, taken at 
Canon City, Feb. 2, 1898. 
53. Analysis of Arkansas river water, taken at 
bridge, near Rocky Ford, April 24, 1903. 
54. Analysis of water from Queen Reservoir, 
sample taken Jan. 23, 1903. 
55. Analysis of suspended matter carried in flood 
water of Poudre river. May 22, 1902. 
56. Analysis of suspended matter in Arthur ditch 
water, sample taken July 5, 1900. 
57. Analysis of silt from Queen Reservoir, Prow¬ 
ers County, Colo., sample taken Jan. 23, 
1903. 
58. Analysis of suspended matter in Welch ditch, 
sample taken one mile above Golden, 
Aug. 27, 1902. 
