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 7.--Summary statistics for streamflow and selected water - quality properties and constituents at
water - quality station 07104905 Monument Creek at Bijou Street at Colorado Springs
[ft /s, cubic feet per second; NS /cm, microsiemens per centimeter at 25 degrees Celsius; °C, degree Celsius; mg /L, milligrams per liter;
pg /L, micrograms per liter; /100 mL, colonies per 100 milliliters; - -, no stream standard; E, estimated using methods described by
Helsel and Cohn (1988); <, less than]
Standard Lower Upper Maximum
deviation quartile quartile
87
7.5
16
Number
Period
380
0.3
7.2
Number
of
of
Mean
Property or constituent
Units
of
censored
record
137
15
37
values
values
(water year)
8.0
Instantaneous streamflow
ft /s
100
0
1980 -88
1980 -88
47
478
Specific conductance
NS /cm
100
0
0
1980 -88
8.0
PH
standard
°C
95
100
0
1980 -88
12.6
Water temperature
mg /L
98
0
1980 -88
9.2
Dissolved oxygen
Hardness as calcium
mg /L
12
0
1981 -82
190
carbonate
Dissolved calcium
mg /L
12
0
1981 -82
58
Dissolved magnesium
mg /L
12
0
0
1981 -82
1983 -88
12
16
Dissolved chloride
mg /L
69
69
0
1983 -88
95
Dissolved sulfate
mg /L
mg /L
99
1
1980 -88
463 E
Suspended solids
Nitrite plus nitrate as
mg /L
100
0
1980 -88
1.9
nitrogen
N Total ammonia as nitrogen
mg /L
99
10
1980 -88
1980 -88
0.15 1
0.003
Un- ionized ammonia as
mg /L
84
0
nitrogen
Total ammonia plus organic
mg /L
90
1
1981 -88
1.2 E
nitrogen
Total organic nitrogen as
mg /L
81
0
1981 -88
1.0
nitrogen
Total phosphorus
mg /L
20
0
1980 -82
0.28
Total cadmium
pg /L
94
65
1980 -88
0.7 E
Total recoverable copper
Ng /L
95
0
13
1980 -88
1981 -88
18
40 E
Dissolved iron
iron
Ng /L
/L
7
95
1
1980 -88 11,000
Total recoverable
Total recoverable lead
Ng
pg /L
95
9
1980 -88
18 E
Dissolved manganese
pg /L
81
37
0
1981 -88
1980 -88
11 E
270
Total recoverable manganese
Ng /L
95
0
1981 -83
8
Total recoverable nickel
pg /L
23
0
1981 -83
3
Total selenium
pg /L
/L
23
94
1
1980 -88
80 E
Total recoverable zinc
Ng
/L
81
0
1980 -88
3.8
5-day biochemical oxygen
mg
demand
Total coliform bacteria
/100 ML
16
0
1984 -85
6,100
Fecal coliform bacteria
/100 ML
53
4
1980 -88
920 E
Fecal streptococcus bacteria /100 ML
49
1
1984 -88
1,800 E
Standard Lower Upper Maximum
deviation quartile quartile
87
7.5
16
141
130
380
0.3
7.2
7.8
8.8
0.0
5.1
2.0
5.3
7.6
50
120
137
15
37
42
3.4
6.8
8.0
8.4
3.7
12
40
22
64
613 E
<1
146
1.06
0.12
1.0
0.19 E
0.0038
0.72 E
0.62
0.17
0.7 E
23
60 E
14,000
19 E
7 E
310
4
1
80 E
3.2
20,000
2,400 E
5 E
<0.01 0.03
0.000050 0.00088
<0.20 0.70
25
480
8.1
13.0
9.0
210
64
14
15
99
282
1.8
0.07
0.0024
1.0
0.01
0.61
0.85
0.07
0.16
0.23
<1
0.49 E
0.71 E
4
9
11
<10
10
20
<10
3,900
6,800
<1
6
12
5
6 E
9
10
120
170
3
5
8
1
2
3
<10
40
50
0.5
1.5
2.7
130
440
1,200
<4
28
170
38
190
500
46
587
8.2
19.2
11.0
240
72
14
18
120
516
2.5
0.18
0.004,
1.5
1.2
0.39
1
18
40
12,000
22
10
280
10
4
80
5.0
1,600
640
1,350
800
755
8.5
31.5
13.2
260
75
17
61
180
3,460
5.8
1.1
0.023
4.2
3.8
0.65
6
150
530
86,000
110
30
2,200
21
6
500
19
80,000
16,000
35,000
y"r
Water -
quality
stand -'
ardl
6.5_9.0
5.0
250
250
10
0.1
2
7
300
8,200
30
50
1,000
100
10
60
2,000
1 For stream segment 7 (Colorado Department of Health, 1989).