8222

• UCREFRP Catalog Number: 8222
• Author: U.S. Geological Survey.
• Title: Nitrogen and Phosphorus Data for Surface Water in the Upper Colorado River Basin, Colorado, 1980-94.
• USFW Year: 1997.
• USFW - Doc Type: 97-233,
• Copyright Material: NO

Table 3. Number of samples collected per site and number of samples collected per site for each of the five combined
nutrient paramete~ontinued
[Map reference number is the parameter ''mapno'' in table I and data diskette]
Map Number of Combined nutrient parameters
reference samples Nitrate Ammonia Total nitrogen Total phosphorus Orthophosphate
number samples samples samples samples samples
43 6 6 1 0 0 1
44 8 6 0 8 8 0
45 14 14 0 13 13 0
46 30 30 13 9 9 14
47 5 5 0 0 0 0
48 5 5 0 0 0 0
49 97 97 75 94 94 76
50 9 9 2 0 0 2
51 6 6 2 0 0 2
52 5 5 2 0 0 2
53 24 24 2 0 0 1
54 20 20 0 0 0 2
55 9 9 0 0 0 0
56 15 15 0 0 0 2
57 11 10 1 0 0 1
58 10 10 0 0 0 0
59 22 22 2 0 0 2
60 120 120 79 97 98 79
61 7 7 1 0 0 1
62 10 10 2 0 0 1
63 11 11 2 0 0 2
64 5 5 1 0 0 1
65 6 6 1 0 0 1
66 7 6 0 0 3 0
67 8 6 0 0 4 0
68 7 5 0 0 6 0
69 10 9 0 0 7 0
70 8 7 0 0 7 0
71 8 7 0 0 5 0
72 8 6 0 0 7 0
73 10 9 0 0 6 0
74 10 10 0 0 6 0
75 12 11 0 0 5 0
76 9 8 0 0 5 0
77 5 3 0 0 5 0
78 10 10 0 0 5 0
79 9 6 0 0 8 0
80 11 10 0 0 8 0
81 10 7 0 0 8 0
82 39 37 39 0 0 0
83 5 5 0 0 0 4
84 5 5 0 0 0 3
12 Nitrogen and Phosphorus Data for Surface Water In the Upper Colorado River B88ln, Colorado, 1980-84