WSP04550

• File Number: 8146.400
• Description: Pueblo Dam - Reports
• State: CO
• Basin: Arkansas
• Water Division: 2
• Date: 1/1/1986
• Author: US Geological Survey
• Title: Reconnaissance of Water Quality of Pueblo Reservoir Colorado--May Through December 1985
• Water Supply Pro - Doc Type: Report/Study

Table I.--statistical summmary of water-quality data for station 07097000,
Arkansas River at Portland, 1977 through 1985--Continued

Constituent

Iron, dissolved (~g/L)
Iron, total recoverable (~g/L)
Lead, dissolved (~g/L)
Lead, total recoverable (~g/L)
Lithium, dissolved (~g/L)

-
...,

Manganese, dissolved (~g/L)
Manganese, total recoverable (~g/L)
Molybdenum, total recoverable (~g/L)
Nickel, total recoverable (~g/L)
Selenium, dissolved (~g/L)
Selenium, total (~g/L)

Strontium, dissolved (~g/L)
Zinc, dissolved (~g/L)
Zinc, total recoverable (~g/L)
Carbon, organic dissolved (mg/L)
Carbon, organic total (mg/L)

Gross alpha, dissolved (pCi/L)
Gross alpha, suspended total (pCi/L)
Gross beta, dissolved (pCi/L)
Gross beta, suspended total (pCi/L)
Coliform, fecal (col/100 mL)
Streptococci, fecal (col/lOO mL)

Number of
measure-
ments or
analyses

40
13
22
13
9

40
13
4
12
22
13

9
22
13
11
13

11
11
11
11
16
29

Number of
measure-
ments
less than
detection
level

2
o
12
1
o

1
o
o
o
8
o

o
8
o
o
o

1
2
o
o
o
1

MeanI

68
2,472
6.1
31
16

38
148
4.2
5.8
1.3
2.1

386
32
109
4.9
6.7

7.8
5.8
4.6
5.8
174
349

Standard
deviation1

81
2,837
14.7
35.7
6.6

21
99
1.7
4.3
1.1
1.2

198
23
91
1.6
3.9

4.2
14
1.8
11.9
18
663

Twenty-
fifth
per-
centile!

20
490
.5
8
11

21
80
3
4
.7
1

200
16
40
3.6
3.2

3.8
.3
3.8
1.0
43
54

Median

35
1,100
1.5
13
16

39.5
100
4.5
5.5
1
2

390
29
80
5
5.3

8.2
.5
4.1
1.2
78
110

f,j
c::>
Seventy- ,-,~
fifth ../
per-
centile!

65
3,900
6
54
20

51
210
5.5
6.5
2
2

500
41
110
5.8
9.3

10.5
2.4
5.4
3.2
285
270

!If the constituent contains one or more measurements less than the detection level then the statistit
was estimated using the method of Helsel and Gilliom (1985).