Water Quality Variations and Trends in Monument and Fountain Creeks

• Description: ARCA
• State: CO
• State: KS
• Basin: Arkansas
• Water Division: 2
• Date: 1/1/1993
• Author: Barbara C. Ruddy, U.S. Geologic Survey, Colorado Springs Department of Utilities
• Title: Water Quality Variations and Trends in Monument and Fountain Creeks
• Water Supply Pro - Doc Type: Report/Study

Table 8.-- Summary statistics for streamflow and selected water - quality properties and constituents
water - quality
station 07103700
Fountain Creek near Colorado Springs
at
[ft'/s, cubic feet per second; NS /cm,
Ng /L, micrograms per liter; /100 mL,
microsiemens per
colonies 100
centimeter
at 25 degrees Celsius;
°C, degree Celsius; mg /L,
milligrams
per liter;
per milliliters;
Helsel and Cohn (1988); <, less than; - -, insufficient data]
- - -, no
stream standard; E,
estimated
using methods described
by
Number
Number
Period
Property or constituent
Units
of
of
of
Mean
Standard
Lower
Upper
values
censored
values
record
deviation
Minimum
quartile
Median
quartile
Maximum
(water year)
Instantaneous streamflow
ft /s
267
0
1976 -88
17
Specific conductance
NS /cm
259
0
1976 -88
313
20
3'8
7.8
10
16
172
H
PH
Water temperature
standard
°C
140
0
1976 -88
7.9
92
0.3
100
7.1
258
7.7
315
7.9
360
750
Dissolved oxygen
mg /L
262
145
0
p
1976 -88
1976 - 88
8,6
5 . 7
4.0
8.5
8.2
13.5
8.5
22.0
Hardness as calcium
mg /L
15
0
1976, 1981
10.0
110
1.6
6 .0
6.2
8.9
10.0
11.2
15.3
carbonate
27
54
96
120
130
160
Dissolved calcium
mg /L
15
0
1976, 1981
35
Dissolved magnesium
m g/L
15
0
1976, 1981
6.8
8.2
17
29
37
39
50
Dissolved chloride
mg /L
103
0
1977 -88
14
1.7
2.9
5.8
7.4
7 7
9.1
Dissolved sulfate
m g /L
98
0
1977 -88
17
8 . 6
2.6
9.9
13
17
77
Suspended solids
mg /L
134
7
1977 -88
61 E
3.9
5.8
15
17
20
26
Nitrite plus nitrate as
mg /L
148
0
1976 -88
0,81
129 E
<1
7
21
49
780
nitrogen
0.27
0.20
P.61
0.80
1.0
1.7
Total ammonia as nitrogen
Un- ionized ammonia as
mg /L
mg /L
147
104
38
1976 -88
0.05 E
0.06 E
<0.01
0.01
0.02
0.05
N nitrogen
a '
0
1976"88
0.00091
0.0012
0.000020
0.00028
0.00057 0.0011
0.45
0.0096
Total ammonia plus organic
nitrogen
m L
8/
100
9
1976 -88
0.81 E
1.83 E
0.14
0.30
Total organic nitrogen as
mg /L
74
0
0.50
0.74
17
nitrogen
1976 -88
0,87
2.10
0.11
0.32
0.47
0,74
17
Total phosphorus
Total cadmium
mg /L
N8 /L
63
100
6
78
1976 -82
0.05 E
0.05 E
<0.01
0.02
0.04
0.07
Total recoverable copper
Ng /L
102
3
1976 -88
1976 -88
6
<1
--
'-
--
0.31
17
Dissolved iron
Ng /L
82
5
1976 -88
E
77 E
6 E
<1
3
4
7
39
Total recoverable iron
Total
Ng /L
109
0
1976 -88
2,400
110 E
6,200
<10
40
57
72
790
recoverable lead
Dissolved
Ng /L
102
30
1976 -88
7 E
S E
140
510
870
2,000
58,000
manganese
Total recoverable manganese
Ng /L
Ng /L
85
109
0
0
1976 -88
48
23
<1
10
2 E
30
4
45
8
60
53
160
Total recoverable nickel
Ng /L
24
4
1976 -88
1981 -82
150
280
80
100
140
2,900
Total selenium
N8 /L
27
24
1976 -82
4
4
<1
<1
2
3
4
22
Total recoverable zinc
Ng /L
102
7
1976 -88
40 E
<1
3
5 -day biochemical oxygen
mg /L
123
p
1976 -88
1.3
30 E
<10
20
30
40
240
demand
1.4
0.1
0.7
0.9
1.4
it
Total coliform bacteria
Fecal coliform bacteria
/100 ML
/100
16
0
1984 -85
2,000
5,600
25
140
500
1,300
Fecal streptococcus bacteria
ml,
/100 ml,
105
54
1
p
1976 -88
1984
930 E
4,800 E
2
24
140
420
23,000
46,00
-88
380
420
7
52
220
470
1,6600
'The stream segment 1 (Colorado
The
Department of Health, 1989).
larger value applies
during periods
of spawning of cold -water fish.
Water -
quality
stand -
ardl
6.5 -9.0
2 6.0 -(7.0)
250
250
10
20
1.4
10
300
1,350
25
50
1,000
100
10
50
2,000-