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USGS
Water Resources of Colorado


ARKANSAS RIVER BASIN

07103980 COTTONWOOD CREEK AT WOODMEN ROAD NEAR COLORADO SPRINGS, CO

LOCATION.--Lat 38°56'22", long 104°44'26", in NE14NE14 sec.11, T.13 S., R.66 W., El Paso County, Hydrologic Unit 11020003, on left bank, 250 ft downstream from Woodmen Road, 4.0 mi east of Interstate 25, 5.0 mi upstream from mouth, and 8.2 mi northeast of courthouse in Colorado Springs.

DRAINAGE AREA.--10.3 mi2.

WATER-DISCHARGE RECORDS

PERIOD OF RECORD.--May 1992 to current year. For a complete listing of historical data available for this site, see http://waterdata.usgs.gov/co/nwis/inventory/?site_no=07103980

REVISED RECORDS.--WDR CO-93-1: Drainage area. WDR CO-96-1: 1995 (M)

GAGE.--Water-stage recorder with satellite telemetry. Elevation of gage is 6,680 ft above NGVD of 1929, from topographic map. Prior to Apr. 13, 1999, at site 150 ft upstream at datum 10 ft higher.

REMARKS.--Records fair except for estimated daily discharges and those above 10 ft3/s, which are poor. Natural flow of stream affected by erosion-control and livestock-watering reservoirs and ground-water withdrawals.

Discharge, cubic feet per second 
WATER YEAR OCTOBER 2002 TO SEPTEMBER 2003
DAILY MEAN VALUES
DAY
OCT
NOV
DEC
JAN
FEB
MAR
APR
MAY
JUN
JUL
AUG
SEP
1

1.3

0.38

0.62

0.35

0.34

2.0

0.73

0.70

3.1

0.90

0.45

1.7

2

1.2

1.0

0.53

e0.30

0.36

0.87

0.73

0.90

0.59

0.94

0.26

1.2

3

0.63

0.70

0.57

e0.30

0.66

0.93

0.63

0.74

0.65

0.79

1.5

4.4

4

0.56

0.56

0.40

0.46

e0.56

0.52

0.53

1.3

6.7

0.70

2.3

0.65

5

0.58

0.46

0.34

0.36

e0.52

1.6

1.8

0.69

3.9

0.63

0.35

1.2

6

0.56

0.38

0.33

0.33

e0.48

0.78

1.1

0.78

0.88

0.55

0.33

6.6

7

0.45

0.42

0.34

0.39

e0.46

0.57

0.65

0.72

2.0

0.55

0.26

3.8

8

0.54

0.37

0.29

0.47

e0.40

0.40

0.64

0.59

0.92

0.54

0.27

1.7

9

0.50

0.42

0.25

0.41

e0.50

0.34

0.49

0.58

1.2

0.50

0.53

1.3

10

0.51

0.34

0.30

e0.35

e0.46

0.43

0.38

1.1

0.85

0.44

0.47

0.84

11

0.49

0.32

0.33

e0.30

e0.50

0.58

0.42

0.68

0.71

0.44

0.53

0.88

12

0.50

0.32

0.31

0.58

e0.60

0.55

0.42

0.57

1.2

0.52

0.50

1.0

13

0.51

0.63

0.34

0.61

0.66

0.49

0.52

0.67

1.2

0.48

0.44

0.84

14

0.53

0.59

0.24

0.48

0.60

0.46

0.40

0.62

1.0

0.45

0.36

0.87

15

0.44

0.50

0.20

0.45

0.52

0.55

1.2

1.00

1.0

0.51

0.39

1.0

16

0.35

0.49

0.23

e0.38

0.57

0.50

0.97

0.83

1.2

0.60

0.42

0.83

17

0.37

0.33

0.21

e0.40

0.66

1.4

0.82

0.76

e17

0.61

0.41

0.79

18

0.39

0.25

0.22

e0.30

0.92

1.8

0.61

0.68

e1.2

0.53

1.9

0.91

19

0.38

0.31

e0.20

e0.25

2.6

7.0

1.2

0.60

11

4.4

0.50

0.84

20

0.37

0.33

e0.20

e0.25

1.1

4.2

0.68

0.60

0.90

0.33

0.48

0.68

21

0.31

0.39

0.30

e0.27

0.72

2.4

0.58

0.50

0.54

0.26

0.42

0.63

22

0.35

0.44

e0.25

e0.29

0.44

2.3

2.5

0.50

1.1

0.36

0.52

0.80

23

0.45

0.52

0.30

e0.30

0.68

2.3

3.7

1.2

0.94

0.67

0.48

0.80

24

0.45

0.51

0.27

0.37

0.80

4.4

4.6

0.54

1.00

0.96

0.70

0.70

25

0.47

0.44

e0.30

0.33

1.1

2.2

0.49

0.71

1.5

1.6

0.60

0.60

26

2.4

e0.45

e0.30

0.37

e0.90

1.3

0.49

0.62

4.0

2.3

0.63

0.63

27

1.1

e0.60

0.25

0.38

0.69

0.78

0.44

0.57

0.44

2.5

3.2

0.53

28

0.51

0.59

0.29

0.30

1.1

0.88

0.46

0.65

0.57

11

0.49

0.57

29

0.36

0.57

0.30

0.29

---

1.2

0.51

1.1

0.69

0.59

0.56

0.61

30

0.44

0.52

0.26

0.36

---

0.75

0.62

0.70

0.80

0.53

19

0.65

31

0.54

---

0.28

0.43

---

0.79

---

0.88

---

0.44

14

---

TOTAL

18.54

14.13

9.55

11.41

19.90

45.27

29.31

23.08

68.78

36.62

53.25

38.55

MEAN

0.60

0.47

0.31

0.37

0.71

1.46

0.98

0.74

2.29

1.18

1.72

1.28

MAX

2.4

1.0

0.62

0.61

2.6

7.0

4.6

1.3

17

11

19

6.6

MIN

0.31

0.25

0.20

0.25

0.34

0.34

0.38

0.50

0.44

0.26

0.26

0.53

AC-FT

37

28

19

23

39

90

58

46

136

73

106

76

STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1992 - 2003, BY WATER YEAR (WY)
MEAN

1.20

1.06

0.76

0.66

0.80

1.25

1.83

3.09

2.96

2.22

2.38

1.33

MAX

2.59

3.20

1.71

1.36

1.26

3.34

6.42

13.6

8.85

5.07

6.36

2.82

(WY)

(1995)

(1998)

(2000)

(1998)

(1998)

(1998)

(1999)

(1999)

(1995)

(1999)

(1999)

(1995)

MIN

0.35

0.47

0.31

0.33

0.42

0.49

0.50

0.64

0.49

0.24

0.40

0.47

(WY)

(1993)

(1993)

(2003)

(1994)

(1994)

(1995)

(1996)

(1993)

(1994)

(1994)

(2002)

(1992)

SUMMARY STATISTICS
FOR 2002 CALENDAR YEAR
FOR 2003 WATER YEAR
WATER YEARS 1992 - 2003
ANNUAL TOTAL
262.68
368.39
ANNUAL MEAN
0.72
1.01
1.67
HIGHEST ANNUAL MEAN
3.63 1999
LOWEST ANNUAL MEAN
0.65 1993
HIGHEST DAILY MEAN
12 Jul 5
19 Aug 30
e100 Apr 30, 1999
LOWEST DAILY MEAN
0.20 Dec 15
0.20 Dec 15
a0.15 Jan 23, 1995
ANNUAL SEVEN-DAY MINIMUM
0.21 Dec 14
0.21 Dec 14
0.17 Jan 21, 1995
MAXIMUM PEAK FLOW
b511 Jun 17
c1,090 Jul 19, 1993
MAXIMUM PEAK STAGE
d7.07 Jun 17
f5.57 Jul 19, 1993
ANNUAL RUNOFF (AC-FT)
521
731
1,210
10 PERCENT EXCEEDS
1.0
1.6
3.0
50 PERCENT EXCEEDS
0.56
0.56
0.83
90 PERCENT EXCEEDS
0.33
0.30
0.36

e Estimated.
a Also occurred Jan 23, Feb 3 (estimated), 1996.
b From rating curve extended above 19 ft3/s on basis of velocity-area study.
c From rating curve extended above 1.1 ft3/s on basis of slope-area measurement of peak flow at gage height 4.45 ft, site and datum then in use.
d From floodmarks.
f From floodmarks, site and datum then in use. Maximum gage height, 7.84 ft, May 25, 1999.


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U.S. Geological Survey
Water Resources of Colorado
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