TOC PREV NEXT INDEX

USGS
Water Resources of Colorado


PLATTE RIVER BASIN

06751150 NORTH FORK CACHE LA POUDRE RIVER BELOW HALLIGAN RESERVOIR NEAR VIRGINIA DALE, CO

LOCATION.--Lat 40°52'42", long 105°20'15", in NE14SW14 sec.34, T.11 N., R.71 W., Larimer County, Hydrologic Unit 10190007, on left bank 500 ft downstream from Halligan Dam, 4.0 mi west of Highway 287, and 5.0 mi south of Virginia Dale.

DRAINAGE AREA.--355 mi2.

PERIOD OF RECORD.--March 1998 to current year. For a complete listing of historical data available for this site, see http://waterdata.usgs.gov/co/nwis/inventory/?site_no=06751150

GAGE.--Water-stage recorder with satellite telemetry. Elevation of gage is 6,310 ft above NGVD of 1929, from topographic map.

REMARKS.--Records fair except for estimated daily discharges, which are poor. Natural flow affected by transbasin diversions, storage reservoirs, and irrigation. 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
DAILY MEAN VALUES
DAY
OCT
NOV
DEC
JAN
FEB
MAR
APR
MAY
JUN
JUL
AUG
SEP
1

9.3

1.7

3.7

1.5

2.1

2.2

1.5

261

534

103

107

96

2

5.6

1.5

3.7

4.5

1.9

2.2

1.5

239

502

92

106

56

3

4.7

1.4

3.7

5.5

2.4

2.2

1.5

220

470

81

106

54

4

4.7

1.4

3.7

4.7

2.4

3.0

1.2

211

455

73

105

65

5

4.7

1.4

3.7

4.7

2.4

3.5

1.1

207

455

67

104

68

6

4.7

1.9

3.7

4.6

2.4

3.3

1.1

195

410

70

107

67

7

4.9

2.5

3.6

4.5

2.4

3.1

1.2

187

401

75

108

66

8

4.9

2.7

3.5

4.1

2.4

3.2

1.1

186

381

68

107

66

9

4.9

2.7

2.9

3.8

2.4

3.2

1.1

188

318

62

106

66

10

4.6

2.7

2.4

3.3

2.4

3.7

1.1

215

299

66

106

66

11

4.5

2.7

2.4

2.7

2.4

3.5

1.2

210

299

73

105

58

12

4.7

2.7

2.7

2.8

2.3

1.6

1.2

254

307

78

104

48

13

4.7

2.7

2.7

2.8

2.2

0.15

36

298

292

81

103

47

14

4.7

2.8

2.3

2.5

2.3

2.2

79

299

285

81

103

47

15

4.7

e2.8

1.8

2.5

2.5

3.7

80

319

261

90

102

47

16

4.7

e3.2

1.6

2.3

2.5

3.7

101

358

242

96

102

46

17

4.9

e3.2

1.4

2.1

2.5

2.9

124

401

232

99

102

35

18

4.9

3.2

3.3

2.1

2.3

2.4

133

425

218

99

103

28

19

4.8

3.2

4.1

2.0

2.5

2.4

137

422

207

98

102

28

20

4.7

3.1

3.5

2.2

2.6

1.9

137

390

203

96

102

28

21

4.6

3.1

2.9

2.4

2.7

1.9

141

371

201

96

102

28

22

4.5

3.2

2.7

2.4

2.7

2.0

143

362

185

95

100

28

23

4.5

3.2

2.6

2.4

2.7

2.0

142

366

173

94

99

28

24

4.5

3.5

2.2

2.2

2.7

2.0

143

380

164

94

105

28

25

4.4

3.4

1.9

1.8

2.6

2.0

143

387

127

94

106

28

26

3.9

3.5

2.1

1.8

2.5

2.0

146

386

138

93

107

28

27

3.8

3.6

2.3

1.3

2.5

1.7

232

378

140

93

106

28

28

4.4

3.7

2.4

1.9

2.4

1.6

272

401

123

107

106

28

29

4.5

3.7

2.4

1.9

---

1.6

282

472

116

110

105

28

30

3.8

3.7

2.2

1.9

---

1.6

280

537

112

110

104

28

31

2.6

---

1.8

2.3

---

1.6

---

566

---

108

103

---

TOTAL

145.8

84.1

85.9

87.5

68.1

74.05

2,765.8

10,091

8,250

2,742

3,233

1,362

MEAN

4.70

2.80

2.77

2.82

2.43

2.39

92.2

326

275

88.5

104

45.4

MAX

9.3

3.7

4.1

5.5

2.7

3.7

282

566

534

110

108

96

MIN

2.6

1.4

1.4

1.3

1.9

0.15

1.1

186

112

62

99

28

AC-FT

289

167

170

174

135

147

5,490

20,020

16,360

5,440

6,410

2,700

STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1998 - 2003, BY WATER YEAR (WY)
MEAN

7.83

3.89

7.43

16.1

26.3

48.1

72.4

264

181

84.7

77.1

52.4

MAX

22.1

5.71

17.9

37.2

46.3

80.7

131

641

369

129

120

105

(WY)

(2000)

(2000)

(1999)

(2000)

(1999)

(1999)

(1998)

(1999)

(1999)

(1999)

(1999)

(1999)

MIN

3.69

2.80

2.77

2.82

2.43

2.39

2.67

35.9

45.3

34.5

21.2

14.6

(WY)

(1999)

(2003)

(2003)

(2003)

(2003)

(2003)

(2002)

(2002)

(2002)

(2002)

(2002)

(2002)

SUMMARY STATISTICS
FOR 2002 CALENDAR YEAR
FOR 2003 WATER YEAR
WATER YEARS 1998 - 2003
ANNUAL TOTAL
6,756.5
28,989.25
ANNUAL MEAN
18.5
79.4
67.9
HIGHEST ANNUAL MEAN
135 1999
LOWEST ANNUAL MEAN
18.6 2002
HIGHEST DAILY MEAN
99 Sep 1
566 May 31
1,500 May 1, 1999
LOWEST DAILY MEAN
1.2 Apr 16
0.15 Mar 13
0.15 Mar 13, 2003
ANNUAL SEVEN-DAY MINIMUM
1.3 Apr 10
1.1 Apr 4
1.1 Apr 4, 2003
MAXIMUM PEAK FLOW
592 May 31
1,840 Apr 30, 1999
MAXIMUM PEAK STAGE
4.66 May 31
6.47 Apr 30, 1999
ANNUAL RUNOFF (AC-FT)
13,400
57,500
49,190
10 PERCENT EXCEEDS
73
265
139
50 PERCENT EXCEEDS
3.7
4.7
34
90 PERCENT EXCEEDS
2.3
1.9
2.8

e Estimated.


TOC PREV NEXT INDEX
U.S. Department of the Interior
U.S. Geological Survey
Water Resources of Colorado
Contact: webmaster_co@usgs.gov
Privacy Statement | Disclaimer | Accessibility
Last Modified: April 28, 2004