TOC PREV NEXT INDEX

USGS
Water Resources of Colorado


ARKANSAS RIVER BASIN

07079300 EAST FORK ARKANSAS RIVER AT HIGHWAY 24 NEAR LEADVILLE, CO

LOCATION.--Lat 39°16'21", long 106°18'21", in NW14NW14 sec.14, T.9 S., R.80 W., Lake County, Hydrologic Unit 11020001, on right bank 20 ft downstream from U.S. Highway 24, 0.4 mi downstream from Leadville Mine Drainage Tunnel, 1.5 mi northwest of Leadville, and 2.2 mi upstream from Tennessee Creek.

DRAINAGE AREA.--49.9 mi2.

PERIOD OF RECORD.--May 1990 to current year. Daily record for water temperature, specific conductance, and pH available, May 1990 to September 1996. For a complete listing of historical data available for this site, see http://waterdata.usgs.gov/co/nwis/inventory/?site_no=07079300

GAGE.--Water-stage recorder with satellite telemetry. Elevation of gage is 9,900 ft above NGVD of 1929, from topographic map.

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

13

12

e10

e9.2

e8.7

e7.0

9.0

15

314

83

28

29

2

14

12

e10

e9.0

e8.6

e6.9

9.0

13

315

81

27

26

3

15

11

e10

e8.8

e9.0

e6.8

8.8

14

292

78

28

25

4

15

11

e10

e8.7

e9.0

e6.7

8.7

15

248

73

34

25

5

14

11

e10

e8.7

e9.5

e6.6

8.6

15

219

69

29

24

6

14

e11

e10

e8.7

e9.3

e6.5

8.7

15

168

66

27

29

7

13

e11

e9.9

e8.6

e9.1

e6.6

8.9

15

155

60

27

37

8

13

e11

e9.8

e8.5

e9.0

e6.5

9.4

15

145

57

26

37

9

13

e11

e9.8

e8.4

e9.0

e6.6

9.4

15

150

55

26

38

10

12

e11

e9.7

e8.4

e8.9

e6.7

11

15

146

50

25

41

11

12

e11

e9.6

e8.3

e8.8

e6.9

12

14

162

48

25

39

12

12

e11

e9.5

e8.3

e8.6

e7.2

12

14

167

45

26

35

13

11

e11

e9.5

e8.4

e8.4

e7.4

13

18

170

44

24

33

14

11

e11

e9.5

e8.5

e7.9

e7.3

13

21

158

43

24

31

15

11

e11

e9.4

e8.5

e7.9

e7.3

12

30

156

42

23

29

16

11

e11

e9.3

e8.6

e7.7

7.3

11

35

154

42

23

28

17

11

e11

e9.3

e8.7

e7.6

7.7

12

53

140

42

25

26

18

11

e11

e9.3

e8.7

e7.4

7.8

11

65

137

41

27

26

19

11

e11

e9.3

e8.6

e7.4

7.5

11

66

130

41

26

25

20

11

e11

e9.3

e8.6

e7.4

e7.8

11

66

126

40

23

25

21

11

e11

e9.3

e8.5

e7.5

e8.0

11

75

118

39

22

23

22

11

e11

e9.3

e8.5

e7.4

7.8

12

105

107

36

21

23

23

12

e11

e9.3

e8.4

e7.4

7.9

12

144

106

34

23

23

24

12

e11

e9.3

e8.4

e7.4

7.9

12

187

103

33

26

22

25

12

e11

e9.2

e8.5

e7.1

8.2

14

249

101

32

27

21

26

12

e11

e9.2

e8.6

e7.3

8.1

15

241

88

33

29

21

27

12

e11

e9.2

e8.7

e7.2

8.3

15

325

89

34

26

21

28

12

e11

e9.2

e8.8

e7.1

e8.4

14

460

89

38

25

21

29

11

e10

e9.2

e8.8

---

e8.5

14

459

89

35

23

20

30

11

e10

e9.2

e8.7

---

e8.6

15

209

84

32

27

20

31

12

---

e9.2

e8.7

---

e8.7

---

236

---

29

33

---

TOTAL

376

330

294.8

266.8

227.6

231.5

343.5

3,219

4,626

1,475

805

823

MEAN

12.1

11.0

9.51

8.61

8.13

7.47

11.4

104

154

47.6

26.0

27.4

MAX

15

12

10

9.2

9.5

8.7

15

460

315

83

34

41

MIN

11

10

9.2

8.3

7.1

6.5

8.6

13

84

29

21

20

AC-FT

746

655

585

529

451

459

681

6,380

9,180

2,930

1,600

1,630

STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1990 - 2003, BY WATER YEAR (WY)
MEAN

18.5

14.4

12.0

10.3

9.91

10.1

13.8

95.1

206

88.0

38.5

24.4

MAX

23.4

18.1

15.4

13.0

13.3

13.0

19.8

205

404

266

75.1

32.2

(WY)

(2000)

(1996)

(1996)

(1996)

(1997)

(1997)

(1996)

(1996)

(1996)

(1995)

(1995)

(1995)

MIN

12.1

10.8

9.51

8.61

7.10

7.47

10.5

38.4

39.0

14.7

10.8

10.9

(WY)

(2003)

(1992)

(2003)

(2003)

(1993)

(2003)

(1993)

(1995)

(2002)

(2002)

(2002)

(2002)

SUMMARY STATISTICS
FOR 2002 CALENDAR YEAR
FOR 2003 WATER YEAR
WATER YEARS 1990 - 2003
ANNUAL TOTAL
5,828.9
13,018.2
ANNUAL MEAN
16.0
35.7
45.7
HIGHEST ANNUAL MEAN
73.0 1996
LOWEST ANNUAL MEAN
16.8 2002
HIGHEST DAILY MEAN
69 May 21
460 May 28
811 Jun 8, 1997
LOWEST DAILY MEAN
e7.3 Mar 6
e6.5 Mar 6
6.0 Dec 9, 1994
ANNUAL SEVEN-DAY MINIMUM
e7.5 Mar 1
e6.6 Mar 4
e6.6 Mar 4, 2003
MAXIMUM PEAK FLOW
760 May 29
a1,010 Jun 8, 1997
MAXIMUM PEAK STAGE
4.07 May 29
b4.23 Jun 8, 1997
ANNUAL RUNOFF (AC-FT)
11,560
25,820
33,090
10 PERCENT EXCEEDS
36
89
124
50 PERCENT EXCEEDS
11
12
16
90 PERCENT EXCEEDS
8.8
7.9
9.3

e Estimated.
a From rating curve extended above 517 ft3/s.
b Maximum gage height, 4.41 ft, Jun 26, 1999.


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