LOCATION.--Lat 38°57'32", long 104°50'08", in NW14SE14 sec.36, T.12 S., R.67 W., El Paso County, Hydrologic Unit 11020003, on left bank 75 ft downstream from Union Pacific railroad bridge at U. S. Air Force Academy, 0.2 mi north of Ice Lake, and 2.0 mi west of Interstate 25.
DRAINAGE AREA.--23.5 mi2.
PERIOD OF RECORD.--March 2000 to September 2003 (discontinued). For a complete listing of historical data available for this site, see http://waterdata.usgs.gov/co/nwis/inventory/?site_no=07103930
GAGE.--Water-stage recorder and satellite telemetry. Elevation of gage is 6,380 ft above NGVD of 1929, from topographic map.
REMARKS.--No estimated daily discharges. Records fair except for Aug. 30-31, which are poor. Natural flow of stream affected by storage reservoirs, transmountain diversions, and diversions for municipal use. Flow partly regulated by Rampart Reservoir 9.3 mi upstream, Nichols Reservoir 8.3 mi upstream, and Northfield Reservoir 7.5 mi upstream. Several measurements of specific conductance and water temperature were obtained and are published in the "Supplemental Water-Quality Data For Gaging Stations" section of this report.
Discharge, cubic feet per second
WATER YEAR OCTOBER 2002 TO SEPTEMBER 2003
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0.00
|
0.51
|
0.65
|
0.09
|
0.09
|
0.14
|
0.25
|
2.2
|
0.35
|
0.36
|
0.02
|
0.63
|
|
0.00
|
0.45
|
0.64
|
0.08
|
0.10
|
0.15
|
0.26
|
2.0
|
0.29
|
0.24
|
0.00
|
0.48
|
|
0.38
|
0.41
|
0.65
|
0.09
|
0.11
|
0.18
|
0.25
|
1.9
|
0.36
|
0.16
|
0.00
|
0.63
|
|
0.68
|
0.68
|
0.66
|
0.07
|
0.09
|
0.15
|
0.27
|
1.8
|
0.44
|
0.12
|
0.00
|
2.1
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|
0.81
|
0.95
|
0.70
|
0.06
|
0.10
|
0.15
|
0.29
|
1.6
|
0.51
|
0.10
|
0.00
|
2.4
|
|
0.86
|
0.68
|
0.67
|
0.05
|
0.10
|
0.16
|
0.31
|
1.5
|
0.44
|
0.07
|
0.00
|
3.0
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|
0.94
|
0.63
|
0.69
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0.05
|
0.12
|
0.19
|
0.30
|
1.3
|
0.45
|
0.72
|
0.00
|
4.1
|
|
1.0
|
0.79
|
0.70
|
0.05
|
0.10
|
0.21
|
0.31
|
1.2
|
0.40
|
0.82
|
0.39
|
3.9
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|
1.1
|
1.1
|
0.67
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0.04
|
0.11
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0.17
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0.30
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1.1
|
0.37
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0.78
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0.26
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3.8
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1.1
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1.4
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0.68
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0.03
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0.16
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0.20
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0.29
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1.2
|
0.35
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0.61
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0.07
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3.5
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|
1.2
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0.81
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0.70
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0.04
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0.16
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0.22
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0.28
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1.0
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1.5
|
0.62
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0.05
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3.5
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|
1.3
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0.63
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0.58
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0.05
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0.15
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0.21
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0.27
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0.93
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2.8
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0.59
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0.23
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3.3
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1.3
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1.9
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0.49
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0.04
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0.14
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0.22
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0.29
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0.86
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3.6
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0.63
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0.30
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3.2
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|
1.2
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0.86
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0.37
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0.04
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0.13
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0.23
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0.29
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0.80
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4.2
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1.2
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0.09
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3.1
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1.4
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0.94
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0.33
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0.05
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0.08
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0.22
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0.29
|
0.77
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5.1
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1.2
|
0.82
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3.0
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|
1.4
|
0.79
|
0.33
|
0.04
|
0.08
|
0.21
|
0.29
|
0.73
|
5.4
|
1.9
|
0.30
|
3.0
|
|
1.4
|
0.75
|
0.35
|
0.04
|
0.08
|
0.21
|
0.29
|
0.76
|
6.4
|
0.92
|
0.15
|
2.9
|
|
1.4
|
0.71
|
0.33
|
0.03
|
0.08
|
0.26
|
0.29
|
0.74
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4.6
|
0.61
|
0.10
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3.0
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|
1.4
|
0.71
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0.28
|
0.10
|
0.11
|
0.19
|
0.31
|
0.70
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2.0
|
0.53
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0.13
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3.0
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|
1.4
|
0.65
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0.26
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0.17
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0.10
|
0.25
|
0.31
|
0.68
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1.7
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0.43
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0.06
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2.9
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|
1.4
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0.61
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0.25
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0.15
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0.09
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0.29
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0.31
|
0.61
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1.1
|
0.29
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0.04
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2.9
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|
1.5
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0.54
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0.20
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0.14
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0.09
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0.29
|
0.37
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0.54
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0.89
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0.14
|
0.02
|
2.9
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|
1.8
|
0.45
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0.19
|
0.15
|
0.08
|
0.31
|
0.51
|
0.48
|
0.74
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0.10
|
0.06
|
3.0
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|
1.9
|
0.41
|
0.19
|
0.15
|
0.07
|
0.32
|
0.76
|
0.46
|
0.65
|
0.07
|
0.04
|
3.1
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|
2.0
|
0.37
|
0.13
|
0.13
|
0.09
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0.31
|
0.78
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0.45
|
0.64
|
0.04
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0.02
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3.1
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|
2.0
|
0.30
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0.08
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0.13
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0.12
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0.30
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0.88
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0.41
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1.1
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0.04
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0.01
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2.7
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|
2.3
|
0.35
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0.13
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0.13
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0.12
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0.30
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1.1
|
0.37
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0.65
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0.62
|
0.01
|
2.9
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|
1.1
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0.44
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0.16
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0.08
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0.13
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0.27
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1.2
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0.38
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0.57
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0.11
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0.13
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2.9
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|
0.79
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0.58
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0.14
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0.07
|
---
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0.26
|
1.7
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0.36
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0.55
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0.09
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0.79
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2.9
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|
0.68
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0.61
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0.09
|
0.09
|
---
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0.26
|
2.2
|
0.32
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0.45
|
0.06
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4.9
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2.9
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0.59
|
---
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0.10
|
0.09
|
---
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0.26
|
---
|
0.32
|
---
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0.04
|
3.6
|
---
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36.33
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21.01
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12.39
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2.52
|
2.98
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7.09
|
15.55
|
28.47
|
48.60
|
14.21
|
12.59
|
84.74
|
|
1.17
|
0.70
|
0.40
|
0.081
|
0.11
|
0.23
|
0.52
|
0.92
|
1.62
|
0.46
|
0.41
|
2.82
|
|
2.3
|
1.9
|
0.70
|
0.17
|
0.16
|
0.32
|
2.2
|
2.2
|
6.4
|
1.9
|
4.9
|
4.1
|
|
0.00
|
0.30
|
0.08
|
0.03
|
0.07
|
0.14
|
0.25
|
0.32
|
0.29
|
0.04
|
0.00
|
0.48
|
|
72
|
42
|
25
|
5.0
|
5.9
|
14
|
31
|
56
|
96
|
28
|
25
|
168
|
STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 2000 - 2003, BY WATER YEAR (WY)
|
|
1.85
|
3.26
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0.55
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0.76
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0.72
|
0.50
|
2.54
|
1.81
|
1.00
|
0.70
|
0.47
|
1.02
|
|
3.82
|
8.35
|
0.93
|
1.51
|
1.10
|
0.94
|
7.38
|
2.99
|
1.62
|
1.63
|
1.14
|
2.82
|
|
(2001)
|
(2001)
|
(2001)
|
(2001)
|
(2002)
|
(2001)
|
(2000)
|
(2000)
|
(2003)
|
(2001)
|
(2001)
|
(2003)
|
|
0.55
|
0.70
|
0.31
|
0.081
|
0.11
|
0.23
|
0.52
|
0.35
|
0.20
|
0.028
|
0.000
|
0.000
|
|
(2002)
|
(2003)
|
(2002)
|
(2003)
|
(2003)
|
(2003)
|
(2003)
|
(2002)
|
(2002)
|
(2002)
|
(2002)
|
(2002)
|
a Also occurred July 9-11, 2001, and on many days during 2002 and 2003.
b From rating curve extended above 10 ft 3/s.
|