LOCATION.--Lat 39°34'00", long 106°02'56", in SW14SE14 sec.31, T.5 S., R.77 W., Summit County, Hydrologic Unit 14010002, on left bank 0.3 mi upstream from Dillon Reservoir, and 5.0 mi south of Dillon.
DRAINAGE AREA.--121 mi2.
PERIOD OF RECORD.--October 1957 to current year. For a complete listing of historical data available for this site, see http://waterdata.usgs.gov/co/nwis/inventory/?site_no=09046600
REVISED RECORDS.--WSP 2124: Drainage area. WDR CO-95-2: 1994.
GAGE.--Water-stage recorder with satellite telemetry. Elevation of gage is 9,020 ft above NGVD of 1929, from topographic map. Prior to Aug. 6, 1992, at site 1.4 mi upstream at different datum. Aug. 6, 1992 to Oct. 20, 1994, at site 200 ft upstream at different datum.
REMARKS.--Records good except for estimated daily discharges, which are poor. Transmountain diversions upstream from station by Boreas Pass ditch and Hoosier Pass tunnel (see elsewhere in this report). 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
|
|
|
|
|
|
|
|
|
|
|
|
|
|
37
|
37
|
e29
|
e22
|
e19
|
e18
|
e18
|
102
|
734
|
270
|
106
|
78
|
|
37
|
41
|
e28
|
e22
|
e19
|
e18
|
e18
|
99
|
702
|
267
|
100
|
77
|
|
40
|
42
|
e28
|
e21
|
e19
|
e18
|
e18
|
100
|
643
|
268
|
e105
|
75
|
|
43
|
41
|
e28
|
e21
|
e19
|
e18
|
e18
|
105
|
571
|
270
|
e108
|
73
|
|
44
|
38
|
e28
|
e21
|
e19
|
e18
|
e18
|
100
|
533
|
264
|
119
|
72
|
|
43
|
37
|
e27
|
e21
|
e19
|
e18
|
e18
|
92
|
488
|
251
|
109
|
70
|
|
41
|
35
|
e27
|
e21
|
e18
|
e18
|
e18
|
87
|
448
|
234
|
104
|
68
|
|
40
|
35
|
e27
|
e21
|
e18
|
e18
|
e18
|
86
|
410
|
219
|
101
|
71
|
|
40
|
39
|
e27
|
e21
|
e18
|
e18
|
e18
|
85
|
379
|
207
|
99
|
78
|
|
39
|
40
|
e26
|
e21
|
e18
|
e17
|
e19
|
88
|
373
|
184
|
97
|
86
|
|
39
|
41
|
e26
|
e21
|
e18
|
e18
|
e19
|
87
|
374
|
183
|
98
|
88
|
|
39
|
37
|
e26
|
e21
|
e18
|
e18
|
e22
|
83
|
395
|
191
|
94
|
87
|
|
37
|
34
|
e26
|
e20
|
e18
|
e18
|
e26
|
93
|
396
|
188
|
96
|
83
|
|
37
|
33
|
e26
|
e20
|
e18
|
e18
|
e31
|
117
|
375
|
183
|
102
|
77
|
|
43
|
e33
|
e26
|
e20
|
e18
|
e18
|
e35
|
155
|
389
|
178
|
94
|
72
|
|
44
|
e32
|
e25
|
e20
|
e18
|
e18
|
40
|
188
|
402
|
178
|
100
|
68
|
|
43
|
e32
|
e25
|
e20
|
e18
|
e18
|
40
|
249
|
387
|
180
|
102
|
65
|
|
42
|
e32
|
e25
|
e20
|
e18
|
e18
|
41
|
297
|
379
|
183
|
107
|
63
|
|
41
|
e32
|
e25
|
e20
|
e18
|
e18
|
41
|
314
|
393
|
187
|
110
|
61
|
|
41
|
e31
|
e25
|
e20
|
e18
|
e18
|
39
|
303
|
395
|
178
|
100
|
60
|
|
40
|
e31
|
e25
|
e20
|
e18
|
e18
|
39
|
306
|
384
|
169
|
89
|
57
|
|
40
|
e31
|
e24
|
e20
|
e18
|
e18
|
42
|
318
|
368
|
157
|
82
|
54
|
|
40
|
e31
|
e24
|
e20
|
e18
|
e18
|
46
|
357
|
358
|
132
|
77
|
53
|
|
41
|
e30
|
e24
|
e20
|
e18
|
e18
|
46
|
394
|
347
|
126
|
72
|
50
|
|
41
|
e29
|
e23
|
e20
|
e18
|
e18
|
48
|
438
|
332
|
140
|
70
|
49
|
|
39
|
e29
|
e23
|
e20
|
e18
|
e18
|
53
|
453
|
312
|
141
|
73
|
49
|
|
38
|
e29
|
e23
|
e19
|
e18
|
e18
|
63
|
462
|
297
|
135
|
77
|
48
|
|
39
|
e29
|
e23
|
e19
|
e18
|
e18
|
75
|
535
|
286
|
131
|
78
|
48
|
|
41
|
e29
|
e22
|
e19
|
---
|
e18
|
90
|
596
|
280
|
129
|
77
|
47
|
|
39
|
e29
|
e22
|
e19
|
---
|
e18
|
101
|
713
|
278
|
126
|
75
|
45
|
|
37
|
---
|
e22
|
e19
|
---
|
e18
|
---
|
730
|
---
|
115
|
75
|
---
|
|
1,245
|
1,019
|
785
|
629
|
510
|
557
|
1,118
|
8,132
|
12,408
|
5,764
|
2,896
|
1,972
|
|
40.2
|
34.0
|
25.3
|
20.3
|
18.2
|
18.0
|
37.3
|
262
|
414
|
186
|
93.4
|
65.7
|
|
44
|
42
|
29
|
22
|
19
|
18
|
101
|
730
|
734
|
270
|
119
|
88
|
|
37
|
29
|
22
|
19
|
18
|
17
|
18
|
83
|
278
|
115
|
70
|
45
|
|
2,470
|
2,020
|
1,560
|
1,250
|
1,010
|
1,100
|
2,220
|
16,130
|
24,610
|
11,430
|
5,740
|
3,910
|
STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1958 - 2003, BY WATER YEAR (WY)
|
|
51.5
|
38.6
|
31.1
|
26.0
|
24.0
|
23.5
|
40.1
|
179
|
338
|
201
|
104
|
67.2
|
|
101
|
74.4
|
54.0
|
40.3
|
36.0
|
32.5
|
77.7
|
461
|
661
|
644
|
241
|
143
|
|
(1985)
|
(1985)
|
(1984)
|
(1984)
|
(1983)
|
(1983)
|
(1985)
|
(1996)
|
(1995)
|
(1995)
|
(1984)
|
(1983)
|
|
30.6
|
23.8
|
21.7
|
17.0
|
17.2
|
17.0
|
23.0
|
57.5
|
65.9
|
44.4
|
36.7
|
30.8
|
|
(1978)
|
(1978)
|
(1978)
|
(1995)
|
(1992)
|
(1995)
|
(1964)
|
(2002)
|
(2002)
|
(2002)
|
(2002)
|
(2002)
|
a Adjusted for diversions to Hoosier Pass tunnel.
b Also occurred Jun 18, 1995.
|