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USGS
Water Resources of Colorado


ARKANSAS RIVER BASIN

07106500 FOUNTAIN CREEK AT PUEBLO, CO-Continued

WATER-QUALITY RECORDS

PERIOD OF RECORD.--February 1981 to current year. For a complete listing of historical data available for this site, see http://waterdata.usgs.gov/co/nwis/inventory/?site_no=07106500

PERIOD OF DAILY RECORD.--

SPECIFIC CONDUCTANCE: December 1985 to current year.

WATER TEMPERATURE: December 1985 to current year.

SUSPENDED SEDIMENT: May 2001 to current year (seasonal records only).

INSTRUMENTATION.--Water-quality monitor and pumping sediment sampler with satellite telemetry.

REMARKS.--Daily specific-conductance records are fair except for Mar. 25-26, which are poor. Daily water-temperature records are poor. Daily data that are not published are either missing or of unacceptable quality

EXTREMES FOR PERIOD OF RECORD.--

SPECIFIC CONDUCTANCE: Maximum, 3,460 microsiemens/cm, July 7, 1989; minimum, 162 microsiemens/cm, June 7, 1997.

WATER TEMPERATURE: Maximum, 33.1°C, July 17, 1991; minimum, 0.0°C, on many days.

SEDIMENT CONCENTRATION (seasonal only): Maximum daily mean, 8,160 mg/L, July 10, 2001; minimum daily mean, 22 mg/L, July 9, 2003.

SUSPENDED-SEDIMENT DISCHARGE (seasonal only): Maximum daily, 42,600 tons, June 20, 2003; minimum daily, 0.77 ton, July 9, 2003.

EXTREMES FOR CURRENT YEAR.--

SPECIFIC CONDUCTANCE: Maximum, 1,960 microsiemens/cm, Oct. 2; minimum, 469 microsiemens/cm, June 18.

WATER TEMPERATURE: Maximum, 32.9°C, July 24; minimum, 0.0°C, on many days.

SEDIMENT CONCENTRATION (seasonal only): Maximum daily mean, 6,650 mg/L, June 20; minimum daily mean, 22 mg/L, July 9.

SUSPENDED-SEDIMENT DISCHARGE (seasonal only): Maximum daily, 42,600 tons, June 20; minimum daily, 0.77 ton, July 9.

WATER-QUALITY DATA, WATER YEAR OCTOBER 2002 TO SEPTEMBER 2003
Date
Time
Instan-
taneous
dis-
charge,
cfs
(00061)
Dis-
solved
oxygen,
mg/L
(00300)
pH,
water,
unfltrd
field,
std
units
(00400)
Specif.
conduc-
tance,
wat unf
uS/cm
25 degC
(00095)
Temper-
ature,
water,
deg C
(00010)
Calcium
water,
fltrd,
mg/L
(00915)
Magnes-
ium,
water,
fltrd,
mg/L
(00925)
Fluor-
ide,
water,
fltrd,
mg/L
(00950)
Sulfate
water,
fltrd,
mg/L
(00945)
Ammonia
water,
fltrd,
mg/L
as N
(00608)
Nitrite
+
nitrate
water
fltrd,
mg/L
as N
(00631)
Ortho-
phos-
phate,
water,
fltrd,
mg/L
as P
(00671)
NOV
04...
1200
110
10.5
8.5
1,280
6.5
98.1
37.4
1.90
380
0.033
3.24
0.24
DEC
02...
1145
75
10.7
8.5
1,310
7.0
104
41.2
1.70
400
0.022
3.30
0.26
FEB
11...
1430
127
10.8
8.2
1,210
6.0
--
--
1.6
319
0.036
3.54
0.46
APR
29...
1600
47
7.4
8.4
1,380
23.5
--
--
2.04
400
0.016
2.63
0.20
JUL
24...
1020
24
6.7
8.2
1,520
24.5
--
--
2.04
472
0.023
2.02
0.13

WATER-QUALITY DATA, WATER YEAR OCTOBER 2002 TO SEPTEMBER 2003
Date
Phos-
phorus,
water,
unfltrd
mg/L
(00665)
BOD,
water,
unfltrd
5 day,
20 degC
mg/L
(00310)
E coli,
modif.
m-TEC,
water,
col/
100 mL
(90902)
E coli,
m-TEC
MF,
water,
col/
100 mL
(31633)
Fecal
coli-
form,
M-FC
0.7u MF
col/
100 mL
(31625)
Arsenic
water,
fltrd,
ug/L
(01000)
Arsenic
water
unfltrd
ug/L
(01002)
Boron,
water,
fltrd,
ug/L
(01020)
Boron,
water,
unfltrd
recover
-able,
ug/L
(01022)
Cadmium
water,
fltrd,
ug/L
(01025)
Cadmium
water,
unfltrd
ug/L
(01027)
Chrom-
ium,
water,
fltrd,
ug/L
(01030)
Chrom-
ium,
water,
unfltrd
recover
-able,
ug/L
(01034)
NOV
04...
0.696
<2.0
--
E180
E210
2.8
5.4
228
235
E.12
0.50
2.9
6.6
DEC
02...
0.517
<2.0
--
E20
E20
2.7
4.4
222
218
--
0.56
3.5
4.6
FEB
11...
1.37
--
--
<2
E40
--
--
--
--
--
--
--
--
APR
29...
0.277
--
E17
--
E7
--
--
--
--
--
--
--
--
JUL
24...
0.197
--
E120
--
E90
--
--
--
--
--
--
--
--

WATER-QUALITY DATA, WATER YEAR OCTOBER 2002 TO SEPTEMBER 2003
Date
Copper,
water,
fltrd,
ug/L
(01040)
Copper,
water,
unfltrd
recover
-able,
ug/L
(01042)
Cyanide
water
unfltrd
mg/L
(00720)
Iron,
water,
fltrd,
ug/L
(01046)
Iron,
water,
unfltrd
recover
-able,
ug/L
(01045)
Lead,
water,
fltrd,
ug/L
(01049)
Lead,
water,
unfltrd
recover
-able,
ug/L
(01051)
Mangan-
ese,
water,
fltrd,
ug/L
(01056)
Mangan-
ese,
water,
unfltrd
recover
-able,
ug/L
(01055)
Mercury
water,
fltrd,
ug/L
(71890)
Mercury
water,
unfltrd
recover
-able,
ug/L
(71900)
Nickel,
water,
fltrd,
ug/L
(01065)
Nickel,
water,
unfltrd
recover
-able,
ug/L
(01067)
NOV
04...
3.3
16
<0.01
<10.0
7,660
E.20
12
E3.0
322
<0.018
0.021
9.0
14
DEC
02...
--
12
<0.01
<10.0
3,720
E.21
5.4
E3.0
151
<0.018
E.014
7.0
10
FEB
11...
--
--
--
--
--
--
--
4.12
471
--
--
--
--
APR
29...
--
--
--
--
--
--
--
3.98
46.8
--
--
--
--
JUL
24...
--
--
--
--
--
--
--
11.7
36.4
--
--
--
--

WATER-QUALITY DATA, WATER YEAR OCTOBER 2002 TO SEPTEMBER 2003
Date
Selen-
ium,
water,
fltrd,
ug/L
(01145)
Selen-
ium,
water,
unfltrd
ug/L
(01147)
Silver,
water,
fltrd,
ug/L
(01075)
Silver,
water,
unfltrd
recover
-able,
ug/L
(01077)
Zinc,
water,
fltrd,
ug/L
(01090)
Zinc,
water,
unfltrd
recover
-able,
ug/L
(01092)
Sus-
pended
sedi-
ment
concen-
tration
mg/L
(80154)
Sus-
pended
sedi-
ment
load,
tons/d
(80155)
NOV
04...
18
18
<0.04
0.11
E6.0
49
372
110
DEC
02...
24
24
<0.04
0.07
E7.0
E25
190
38
FEB
11...
12.7
11.3
--
--
--
--
757
260
APR
29...
28.6
24.9
--
--
--
--
69
8.8
JUL
24...
30.6
28.6
--
--
--
--
38
2.5

< -- Actual value is known to be less than the value shown.
E -- Estimated laboratory analysis value.

WATER-QUALITY DATA COLLECTED AS PART OF PREFERRED STORAGE OPTIONS PLAN,
WATER YEAR OCTOBER 2002 TO SEPTEMBER 2003
Date
Time
Instan-
taneous
dis-
charge,
cfs
(00061)
Dis-
solved
oxygen,
mg/L
(00300)
pH,
water,
unfltrd
field,
std
units
(00400)
Specif.
conduc-
tance,
wat unf
uS/cm
25 degC
(00095)
Temper-
ature,
water,
deg C
(00010)
Calcium
water,
fltrd,
mg/L
(00915)
Magnes-
ium,
water,
fltrd,
mg/L
(00925)
Potas-
sium,
water,
fltrd,
mg/L
(00935)
Sodium,
water,
fltrd,
mg/L
(00930)
ANC,
wat unf
fixed
end pt,
lab,
mg/L as
CaCO3
(90410)
Chlor-
ide,
water,
fltrd,
mg/L
(00940)
Fluor-
ide,
water,
fltrd,
mg/L
(00950)
DEC
02...
1146
75
10.7
8.5
1,310
7.0
108
40.8
5.10
128
206
61.4
1.57
MAR
10...
1415
116
8.8
8.4
1,280
14.0
93.7
35.1
6.09
126
186
79.5
1.75
MAY
28...
1315
48
6.5
8.4
1,280
26.0
93.7
33.0
6.18
116
195
62.4
1.9
AUG
26...
1315
75
6.3
8.4
1,270
27.5
108
41.1
8.27
133
260
63.8
2.0

WATER-QUALITY DATA COLLECTED AS PART OF PREFERRED STORAGE OPTIONS PLAN,
WATER YEAR OCTOBER 2002 TO SEPTEMBER 2003
Date
Sulfate
water,
fltrd,
mg/L
(00945)
DEC
02...
391
MAR
10...
334
MAY
28...
365
AUG
26...
372

Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius 
WATER YEAR OCTOBER 2002 TO SEPTEMBER 2003
DAY
MAX
MIN
MEAN
MAX
MIN
MEAN
MAX
MIN
MEAN
MAX
MIN
MEAN
OCTOBER
NOVEMBER
DECEMBER
JANUARY
1

1,410

1,370

1,400

1,270

1,250

1,260

1,280

1,230

1,270

1,220

1,200

1,210

2

1,960

1,270

1,480

1,260

1,240

1,250

1,290

1,240

1,250

1,250

1,170

1,210

3

1,400

1,210

1,310

1,260

1,230

1,250

1,260

1,200

1,230

1,240

1,190

1,220

4

1,500

1,400

1,450

1,250

1,230

1,240

1,240

1,210

1,220

1,240

1,210

1,230

5

1,540

1,440

1,500

1,270

1,210

1,240

1,260

1,230

1,250

1,240

1,170

1,220

6

1,530

1,460

1,490

1,260

1,200

1,220

1,260

1,240

1,250

1,200

1,170

1,200

7

1,500

1,440

1,470

1,230

1,190

1,210

1,260

1,250

1,250

1,210

1,190

1,210

8

1,520

1,420

1,460

1,250

1,210

1,220

1,280

1,260

1,270

1,220

1,210

1,220

9

1,730

1,210

1,390

1,240

1,180

1,220

1,280

1,270

1,270

1,220

1,210

1,220

10

1,360

1,310

1,340

1,270

1,200

1,230

1,280

1,270

1,280

1,240

1,200

1,220

11

1,350

1,310

1,340

1,210

1,180

1,200

1,290

1,230

1,280

1,250

1,210

1,230

12

1,360

1,340

1,350

1,210

1,150

1,180

1,280

1,270

1,280

1,240

1,220

1,230

13

1,380

1,340

1,360

1,210

1,170

1,190

1,280

1,260

1,270

1,250

1,230

1,240

14

1,370

1,320

1,350

1,210

1,160

1,180

1,270

1,260

1,260

1,240

1,230

1,240

15

1,380

1,330

1,360

1,210

1,180

1,190

1,300

1,240

1,290

1,240

1,230

1,240

16

1,360

1,330

1,350

1,240

1,190

1,200

1,310

1,270

1,290

1,240

1,220

1,230

17

1,340

1,330

1,340

1,280

1,210

1,230

1,310

1,260

1,280

1,260

1,220

1,250

18

1,360

1,320

1,350

1,290

1,230

1,250

1,290

1,220

1,270

1,270

1,250

1,260

19

1,390

1,330

1,360

1,370

1,260

1,290

1,240

1,220

1,240

1,290

1,230

1,260

20

1,420

1,340

1,380

1,350

1,280

1,300

1,300

1,210

1,250

1,300

1,230

1,260

21

1,410

1,320

1,370

1,300

1,280

1,280

1,260

1,200

1,240

1,300

1,250

1,270

22

1,430

1,370

1,400

1,330

1,280

1,290

1,310

1,210

1,240

1,330

1,230

1,280

23

1,400

1,320

1,350

1,310

1,250

1,280

1,240

1,160

1,220

1,290

1,230

1,260

24

---

---

---

1,280

1,250

1,270

1,250

1,170

1,220

1,250

1,200

1,230

25

1,290

1,250

1,270

1,280

1,240

1,250

1,330

1,180

1,250

1,220

1,130

1,180

26

1,250

1,210

1,230

1,260

1,210

1,240

1,360

1,200

1,270

1,190

1,140

1,170

27

1,360

912

1,170

1,280

1,160

1,230

1,320

1,200

1,250

1,180

1,150

1,170

28

1,020

905

951

1,260

1,220

1,240

1,240

1,200

1,220

1,170

1,150

1,170

29

1,160

999

1,110

1,270

1,240

1,250

1,230

1,210

1,220

1,170

1,150

1,160

30

1,320

1,160

1,230

1,280

1,240

1,250

1,250

1,200

1,220

1,170

1,160

1,170

31

1,320

1,270

1,290

---

---

---

1,240

1,180

1,210

1,180

1,160

1,170

MONTH

---

---

---

1,370

1,150

1,240

1,360

1,160

1,250

1,330

1,130

1,220

FEBRUARY
MARCH
APRIL
MAY
1

1,200

1,150

1,180

1,280

1,190

1,220

1,180

1,130

1,150

1,330

1,280

1,310

2

1,210

1,160

1,180

1,380

1,200

1,290

1,180

1,160

1,180

1,340

1,270

1,300

3

1,190

1,150

1,170

1,430

1,250

1,330

1,180

1,160

1,180

1,310

1,280

1,300

4

1,200

1,150

1,170

1,360

1,220

1,290

1,180

1,130

1,160

1,340

1,290

1,310

5

1,200

1,110

1,180

1,260

1,200

1,230

1,170

1,130

1,160

---

---

---

6

1,210

1,110

1,170

1,270

1,230

1,250

1,190

1,140

1,150

1,280

1,270

1,270

7

1,340

1,120

1,240

1,270

1,200

1,240

1,190

1,100

1,140

1,330

1,270

1,290

8

1,280

1,100

1,190

1,220

1,210

1,220

1,200

1,120

1,160

1,300

1,270

1,280

9

1,320

1,120

1,220

1,230

1,180

1,210

1,190

1,160

1,180

1,290

1,230

1,250

10

1,290

1,170

1,230

1,210

1,190

1,210

1,230

1,180

1,200

1,240

1,170

1,220

11

1,200

1,160

1,180

1,210

1,200

1,210

1,240

1,200

1,220

1,200

1,100

1,150

12

1,200

1,180

1,190

1,210

1,200

1,200

1,330

1,230

1,290

1,210

1,150

1,180

13

1,220

1,170

1,190

1,220

1,200

1,210

1,370

1,320

1,340

1,220

1,180

1,200

14

1,180

1,150

1,170

1,230

1,200

1,210

1,390

1,300

1,350

1,230

1,200

1,220

15

1,190

1,120

1,160

1,230

1,200

1,220

1,420

1,360

1,390

1,280

923

1,210

16

1,200

1,160

1,180

1,220

1,200

1,210

1,480

1,370

1,430

1,280

1,020

1,180

17

1,180

1,160

1,170

1,360

1,180

1,220

1,420

1,380

1,400

1,140

1,020

1,090

18

1,180

1,140

1,160

1,320

1,070

1,170

1,420

1,400

1,410

1,180

1,130

1,160

19

1,510

1,130

1,210

1,190

1,070

1,110

1,580

783

1,280

1,200

1,160

1,180

20

1,220

1,120

1,170

1,240

1,140

1,180

1,340

1,330

1,340

1,210

1,170

1,190

21

1,190

1,160

1,170

1,240

1,130

1,180

1,360

1,330

1,340

1,220

1,190

1,210

22

1,190

1,160

1,180

1,200

1,150

1,170

1,400

1,340

1,360

1,240

1,220

1,230

23

---

---

---

1,240

1,190

1,210

1,370

1,120

1,300

1,280

1,240

1,260

24

---

---

---

1,230

1,190

1,210

---

1,120

---

1,280

1,170

1,240

25

---

---

---

1,270

827

1,060

---

---

---

1,240

966

1,180

26

---

---

---

1,100

838

980

---

---

---

1,170

916

1,030

27

1,200

1,170

1,180

1,140

1,100

1,120

---

---

---

1,170

1,060

1,120

28

1,220

1,170

1,190

1,150

1,130

1,140

---

---

---

1,230

1,140

1,180

29

---

---

---

1,140

1,130

1,140

1,360

1,310

---

1,380

1,200

1,290

30

---

---

---

1,140

1,130

1,140

1,350

1,310

1,330

1,520

1,380

1,420

31

---

---

---

1,150

1,140

1,140

---

---

---

1,530

1,440

1,490

MONTH

---

---

---

1,430

827

1,190

---

---

---

---

---

---

JUNE
JULY
AUGUST
SEPTEMBER
1

1,480

1,210

1,370

1,220

1,160

1,190

1,270

1,170

1,230

889

635

763

2

1,300

1,060

1,180

1,270

1,210

1,240

1,350

1,270

1,320

1,100

847

965

3

1,320

1,140

1,250

1,330

1,270

1,310

1,400

1,330

1,370

1,250

1,070

1,120

4

1,340

1,200

1,280

1,390

1,330

1,360

1,360

1,320

1,340

1,120

901

996

5

1,260

826

1,060

1,440

1,380

1,410

1,320

1,200

1,270

1,130

996

1,080

6

1,060

733

868

1,520

1,440

1,490

1,270

1,190

1,210

1,160

1,120

1,140

7

1,110

986

1,080

1,580

1,510

1,550

1,280

1,210

1,240

1,180

1,010

1,110

8

1,140

1,050

1,100

1,620

1,560

1,590

1,300

1,100

1,250

1,130

1,060

1,090

9

1,210

1,140

1,180

1,700

1,620

1,660

1,230

1,150

1,190

1,140

1,090

1,120

10

1,450

812

1,220

1,740

1,620

1,700

1,180

975

1,100

1,250

1,140

1,210

11

1,310

1,200

1,230

1,620

1,450

1,560

1,170

1,040

1,100

1,240

1,200

1,220

12

1,260

1,220

1,240

1,540

1,420

1,490

1,240

1,160

1,210

1,260

1,220

1,240

13

1,290

689

1,220

1,470

1,370

1,420

1,300

1,170

1,260

1,280

1,240

1,260

14

1,270

1,190

1,220

1,430

1,360

1,390

1,420

1,300

1,370

1,260

1,200

1,230

15

1,260

783

1,030

1,450

1,370

1,400

1,500

1,410

1,440

1,260

1,200

1,230

16

1,190

1,030

1,090

1,420

1,280

1,360

1,490

1,400

1,430

1,260

1,210

1,240

17

1,260

840

1,190

1,420

1,290

1,360

1,470

1,350

1,400

1,280

1,240

1,250

18

1,260

469

962

1,480

1,400

1,430

1,660

503

1,340

1,290

1,200

1,210

19

1,020

908

982

1,500

1,420

1,440

1,680

1,300

1,460

1,250

1,190

1,210

20

1,120

505

786

1,470

704

1,050

1,360

1,330

1,340

1,310

1,190

1,230

21

1,020

820

906

1,140

979

1,080

1,460

1,360

1,420

1,320

1,220

1,260

22

1,080

1,020

1,050

1,340

1,140

1,220

1,480

1,380

1,420

1,260

1,210

1,230

23

1,120

1,080

1,100

1,470

1,340

1,400

1,540

1,360

1,420

1,270

1,210

1,240

24

1,180

1,120

1,160

1,490

1,390

1,450

1,560

1,360

1,470

1,250

1,230

1,240

25

1,200

1,170

1,190

1,470

1,390

1,420

1,510

1,310

1,420

1,260

1,230

1,250

26

1,210

672

1,030

1,460

1,400

1,420

1,440

1,220

1,320

1,310

1,250

1,280

27

1,020

734

906

1,420

1,380

1,410

1,380

1,290

1,340

1,320

1,280

1,300

28

1,110

1,000

1,060

1,410

1,250

1,320

1,530

915

1,260

1,310

1,280

1,300

29

1,170

1,090

1,130

1,250

684

857

1,280

992

1,150

1,310

1,260

1,290

30

1,170

1,120

1,150

1,070

823

977

1,230

824

1,060

1,310

1,260

1,280

31

---

---

---

1,170

1,000

1,050

824

537

599

---

---

---

MONTH

1,480

469

1,110

1,740

684

1,350

1,680

503

1,280

1,320

635

1,190

Temperature, water, degrees Celsius 
WATER YEAR OCTOBER 2002 TO SEPTEMBER 2003
DAY
MAX
MIN
MEAN
MAX
MIN
MEAN
MAX
MIN
MEAN
MAX
MIN
MEAN
OCTOBER
NOVEMBER
DECEMBER
JANUARY
1

16.7

10.0

13.9

---

---

---

5.7

2.0

4.7

5.1

1.2

3.0

2

14.0

11.0

12.5

---

---

---

8.1

1.5

5.0

5.2

0.0

2.0

3

18.0

9.7

12.5

---

---

---

4.6

1.7

3.4

4.5

0.9

2.8

4

20.2

7.8

13.0

---

---

---

---

---

---

---

---

---

5

19.8

9.5

14.0

---

---

---

---

---

---

---

---

---

6

20.5

11.9

14.9

---

---

---

---

---

---

5.5

---

---

7

21.3

10.0

14.8

---

---

---

---

---

---

---

---

---

8

21.9

11.3

15.5

11.4

4.3

7.8

---

---

---

---

---

---

9

21.5

12.2

16.3

12.8

6.5

8.5

---

1.3

---

---

---

---

10

21.8

11.9

15.7

10.2

5.5

7.8

---

---

---

---

---

---

11

21.8

9.5

14.9

10.0

3.0

6.3

6.6

---

---

---

---

---

12

16.9

9.4

12.5

8.2

0.9

4.9

---

---

---

---

---

---

13

18.6

6.7

12.0

7.6

4.6

6.2

---

---

---

---

---

---

14

18.4

7.1

12.1

9.2

6.4

7.5

---

---

---

---

---

---

15

17.4

6.1

11.3

8.9

3.4

6.0

5.4

0.6

3.4

---

---

---

16

17.1

6.2

11.9

8.5

0.6

4.4

6.1

0.0

2.8

---

---

---

17

17.0

5.4

11.3

---

---

---

5.3

2.2

3.7

---

---

---

18

13.3

7.7

11.2

---

---

---

5.9

2.1

4.2

---

---

---

19

16.2

7.5

11.5

---

---

---

5.5

0.3

2.8

5.4

---

---

20

18.4

7.0

11.5

10.1

3.9

6.7

3.5

0.0

2.5

6.9

2.4

3.6

21

16.2

7.6

9.9

11.8

3.0

6.9

4.3

0.0

2.5

5.6

0.1

2.5

22

15.9

7.2

10.8

11.0

2.9

6.9

3.4

0.0

0.9

3.2

0.3

1.4

23

9.6

7.3

8.3

10.0

3.8

6.7

1.9

0.0

0.5

2.3

0.2

1.4

24

---

---

---

---

---

---

2.6

0.0

0.6

2.4

0.4

1.3

25

14.4

6.2

10.0

---

---

---

1.5

0.0

0.2

5.5

0.5

2.6

26

14.3

5.4

9.7

---

0.0

---

1.0

0.0

0.1

---

---

---

27

15.2

8.7

11.4

6.0

0.0

2.2

3.9

0.0

1.3

---

---

---

28

12.3

9.2

11.1

7.3

0.0

3.3

5.9

0.7

2.9

---

---

---

29

10.2

2.9

7.1

8.2

2.2

4.8

5.2

1.4

2.9

---

---

---

30

---

---

---

6.5

2.2

4.5

6.3

0.6

3.0

---

---

---

31

---

---

---

---

---

---

5.2

0.0

2.0

---

---

---

MONTH

---

---

---

---

---

---

---

---

---

---

---

---

FEBRUARY
MARCH
APRIL
MAY
1

---

---

---

7.8

2.6

4.7

18.3

6.5

11.7

---

---

---

2

7.3

3.0

5.7

9.6

2.9

6.2

16.1

7.9

12.1

---

---

---

3

7.1

0.8

3.4

9.6

3.5

6.7

16.3

5.9

10.5

---

---

---

4

5.8

0.0

2.4

7.3

1.6

4.7

---

---

---

---

---

---

5

5.3

0.0

2.0

7.7

1.2

3.8

---

---

---

---

---

---

6

2.0

0.1

1.2

7.6

1.2

4.4

---

---

---

22.5

12.2

15.8

7

0.9

0.0

0.1

10.4

3.6

6.8

---

---

---

17.9

11.6

14.5

8

1.2

0.0

0.4

12.1

4.0

7.8

---

---

---

18.7

11.8

14.4

9

1.9

0.0

0.5

8.9

5.0

7.1

16.3

4.7

10.3

21.6

9.9

15.6

10

---

0.0

---

10.3

6.4

8.3

20.5

7.2

13.6

21.0

9.1

13.8

11

---

---

---

9.1

6.6

7.6

16.8

10.8

13.0

14.8

7.6

12.2

12

---

---

---

10.0

7.0

8.4

20.6

9.9

14.1

20.9

12.0

15.8

13

8.9

---

---

13.4

8.2

9.9

22.4

7.6

13.8

20.2

9.9

15.1

14

8.6

4.5

6.2

11.6

8.1

9.7

17.8

8.3

13.5

24.8

10.2

17.3

15

6.1

3.9

4.7

12.7

9.4

10.7

17.8

9.1

12.5

21.9

12.3

16.1

16

5.7

2.2

3.7

12.5

9.3

10.3

21.8

7.1

13.5

25.4

12.2

18.6

17

10.1

2.0

5.9

10.7

7.9

9.1

21.7

7.7

13.8

25.2

13.7

19.3

18

6.6

4.1

5.2

7.9

4.1

6.5

19.5

8.3

13.3

21.2

14.5

17.4

19

7.0

2.1

4.4

4.9

1.7

3.5

12.4

8.6

10.1

18.8

11.4

14.9

20

7.1

0.2

3.9

9.3

3.3

6.1

19.9

7.6

13.1

19.6

10.2

13.7

21

10.0

3.1

5.7

8.1

6.5

7.2

22.1

9.5

15.2

24.5

9.6

16.6

22

6.4

4.7

5.6

14.7

4.4

8.8

20.1

11.9

14.7

26.8

11.7

18.7

23

5.4

3.4

4.4

15.2

7.3

10.7

13.9

10.5

12.4

26.8

13.5

19.5

24

3.5

0.0

1.0

13.3

6.8

10.2

14.1

9.6

12.1

27.8

13.6

19.2

25

2.8

0.0

0.9

13.6

7.8

10.9

20.4

10.2

15.3

23.5

15.1

18.3

26

4.3

1.3

2.3

12.3

8.6

10.6

22.3

13.4

16.5

---

---

---

27

9.0

0.1

4.1

11.6

9.1

9.9

20.4

10.4

15.0

---

---

---

28

5.5

2.1

3.7

---

---

---

21.9

13.4

17.0

---

---

---

29

---

---

---

---

---

---

23.9

13.6

17.2

30.7

---

---

30

---

---

---

---

---

---

18.5

10.4

14.4

30.0

15.8

21.5

31

---

---

---

---

---

---

---

---

---

27.0

16.5

20.6

MONTH

---

---

---

---

---

---

---

---

---

---

---

---

JUNE
JULY
AUGUST
SEPTEMBER
1

23.0

15.9

19.4

26.7

18.5

22.2

29.5

17.2

23.1

23.6

15.7

19.2

2

26.1

15.1

20.0

29.6

17.5

23.4

31.0

18.3

24.0

24.8

17.6

20.8

3

27.0

14.8

20.3

30.6

17.2

23.4

31.3

19.3

24.2

22.0

16.8

19.1

4

25.8

16.0

19.1

31.0

17.4

23.4

31.4

19.5

24.5

22.5

14.8

18.5

5

16.3

14.2

15.2

31.7

17.5

23.7

30.3

20.8

24.7

26.7

15.9

20.8

6

19.4

12.7

15.9

30.4

17.5

22.5

30.4

18.9

23.9

22.1

17.9

19.7

7

17.7

13.8

15.5

30.3

16.5

22.1

32.1

18.5

24.1

20.7

17.4

19.0

8

23.3

14.1

17.6

30.8

17.0

23.0

29.8

20.4

23.7

23.7

17.1

19.5

9

25.3

14.4

18.7

29.3

16.1

22.1

30.6

18.4

23.1

19.8

16.9

18.4

10

22.3

15.1

17.9

31.0

16.8

23.0

29.6

17.3

23.2

20.0

17.4

18.5

11

26.7

---

---

31.7

16.9

23.4

29.9

18.8

23.7

21.4

15.7

18.4

12

25.5

15.6

19.8

30.9

18.0

23.8

29.8

18.8

23.7

24.1

12.1

18.5

13

26.8

15.1

19.0

30.8

19.1

24.4

30.0

17.6

22.9

16.7

11.5

13.6

14

23.7

14.5

18.3

30.6

17.9

23.7

30.0

16.3

22.3

21.1

9.1

14.8

15

20.6

14.3

17.9

31.1

18.0

23.4

30.0

16.7

22.2

23.1

10.8

16.5

16

---

---

---

31.0

18.9

24.2

30.2

16.3

22.1

23.2

12.2

17.2

17

27.4

14.9

19.8

31.8

19.0

24.5

29.4

16.2

21.8

18.5

14.0

16.4

18

22.0

17.1

19.5

32.5

18.1

24.6

25.1

18.4

21.0

18.9

13.9

15.7

19

19.5

17.9

18.8

32.7

19.8

24.6

30.2

16.8

22.3

20.5

10.6

15.4

20

20.9

14.0

17.4

24.5

18.4

22.0

30.7

---

---

19.5

12.7

16.1

21

23.1

15.1

18.2

31.4

19.3

25.1

29.7

17.9

22.8

19.6

13.4

16.7

22

24.2

15.6

20.0

31.4

19.8

24.9

31.2

18.4

23.1

19.9

14.4

16.8

23

---

---

---

28.6

20.0

23.6

32.2

18.4

24.1

20.6

14.8

17.1

24

26.3

---

---

32.9

18.0

24.5

31.0

19.5

24.5

19.7

13.2

17.0

25

24.3

14.6

19.3

32.5

18.8

24.5

32.0

20.0

23.6

19.4

13.3

16.9

26

25.0

15.7

20.2

30.8

19.5

24.4

28.6

18.8

22.6

22.8

15.3

18.4

27

24.7

16.4

20.8

24.5

20.3

22.6

29.8

17.2

22.5

20.0

11.0

15.4

28

26.9

18.3

21.4

23.8

22.2

22.8

22.6

19.1

20.6

17.4

13.3

15.0

29

25.6

17.3

20.9

24.9

19.6

22.1

21.9

17.5

20.1

18.4

13.0

15.2

30

25.1

18.5

20.9

28.3

21.0

23.6

21.4

17.6

19.7

18.1

12.5

14.3

31

---

---

---

25.6

19.4

21.8

19.6

16.8

17.9

---

---

---

MONTH

---

---

---

32.9

16.1

23.5

32.2

---

---

26.7

9.1

17.3

SUSPENDED SEDIMENT DISCHARGE, WATER YEAR OCTOBER 2002 TO SEPTEMBER 2003
Date
Time
Instan-
taneous
dis-
charge,
cfs
(00061)
Temper-
ature,
water,
deg C
(00010)
Sus-
pended
sedi-
ment
concen-
tration
mg/L
(80154)
Sus-
pended
sedi-
ment
load,
tons/d
(80155)
OCT
03...
1300
56
16.0
344
52
NOV
04...
1200
110
6.5
372
110
04...
1330
100
8.5
363
98
DEC
02...
1145
75
7.0
190
38
FEB
11...
1430
127
6.0
757
260
MAR
31...
1030
113
10.0
431
131
APR
02...
1045
123
12.5
358
119
16...
1100
36
14.0
41
4.0
29...
1600
47
23.5
69
8.8
MAY
06...
0830
66
11.0
303
54
29...
1415
36
30.0
61
5.9
JUN
11...
1100
110
20.0
1,100
327
23...
1330
116
21.5
334
105
27...
0800
220
16.5
836
497
JUL
11...
1030
16
24.5
28
1.2
23...
1145
28
27.0
43
3.3
24...
1020
24
24.5
38
2.5
29...
1045
495
20.0
4,250
5,680
AUG
13...
1030
52
22.0
426
60
28...
1000
25
21.0
103
7.0
SEP
12...
1330
64
22.0
238
41

SEDIMENT DISCHARGE, SUSPENDED (TONS/DAY) 
WATER YEAR OCTOBER 2002 TO SEPTEMBER 2003
Day
Mean
discharge
(cfs)
Mean
concen-
tration
(mg/l)
Load
(tons/
day)
Mean
discharge
(cfs)
Mean
concen-
tration
(mg/l)
Load
(tons/
day)
Mean
discharge
(cfs)
Mean
concen-
tration
(mg/l)
Load
(tons/
day)
             OCTOBER                           NOVEMBER                          DECEMBER
1

33

---

e16.0

87

---

---

61

---

---

2

53

---

e61.0

84

---

---

69

---

---

3

72

428

93

110

---

---

86

---

---

4

38

---

e16.0

97

---

---

83

---

---

5

28

---

e10.0

92

---

---

72

---

---

6

27

---

e8.6

82

---

---

69

---

---

7

30

101

8.2

97

---

---

68

---

---

8

28

101

7.5

110

---

---

65

---

---

9

34

---

e24.0

103

---

---

72

---

---

10

43

361

42

92

---

---

72

---

---

11

51

377

52

88

---

---

72

---

---

12

44

348

41

83

---

---

70

---

---

13

44

297

35

79

---

---

66

---

---

14

59

---

e41.0

92

---

---

75

---

---

15

52

262

36

108

---

---

80

---

---

16

58

295

45

80

---

---

76

---

---

17

54

194

28

68

---

---

74

---

---

18

53

179

27

64

---

---

90

---

---

19

63

---

e28.0

54

---

---

105

---

---

20

50

127

18

63

---

---

90

---

---

21

45

---

e17.0

65

---

---

92

---

---

22

36

130

14

64

---

---

94

---

---

23

48

---

e35.0

58

---

---

95

---

---

24

e80

---

e83.0

59

---

---

109

---

---

25

89

337

88

64

---

---

109

---

---

26

84

296

74

72

---

---

103

---

---

27

178

1,810

1,440

84

---

---

95

---

---

28

184

---

e611

65

---

---

106

---

---

29

138

561

207

67

---

---

106

---

---

30

83

237

50

61

---

---

107

---

---

31

84

171

35

---

---

---

104

---

---

TOTAL

1,963

---

3,291.3

2,392

---

---

2,635

---

---

JANUARY
FEBRUARY
MARCH
1

107

---

---

105

---

---

158

---

---

2

110

---

---

131

---

---

180

---

---

3

100

---

---

136

---

---

175

---

---

4

102

---

---

131

---

---

169

---

---

5

99

---

---

132

---

---

143

---

---

6

102

---

---

140

---

---

127

---

---

7

94

---

---

134

---

---

121

---

---

8

88

---

---

e132

---

---

119

---

---

9

83

---

---

133

---

---

125

---

---

10

72

---

---

132

---

---

118

---

---

11

71

---

---

128

---

---

108

---

---

12

70

---

---

122

---

---

103

---

---

13

72

---

---

145

---

---

100

---

---

14

72

---

---

138

---

---

99

---

---

15

69

---

---

151

---

---

88

---

---

16

62

---

---

138

---

---

91

---

---

17

64

---

---

138

---

---

99

---

---

18

65

---

---

146

---

---

180

---

---

19

74

---

---

147

---

---

260

---

---

20

92

---

---

167

---

---

183

---

---

21

77

---

---

149

---

---

172

---

---

22

77

---

---

128

---

---

142

---

---

23

98

---

---

122

---

---

115

---

---

24

93

---

---

121

---

---

130

---

---

25

93

---

---

111

---

---

310

---

---

26

101

---

---

130

---

---

137

---

---

27

96

---

---

147

---

---

110

---

---

28

99

---

---

142

---

---

100

---

---

29

102

---

---

---

---

---

96

---

---

30

87

---

---

---

---

---

96

---

---

31

101

---

---

---

---

---

111

---

---

TOTAL

2,692

---

---

3,776

---

---

4,265

---

---

APRIL
MAY
JUNE
1

124

---

e131

53

106

15

35

240

30

2

118

355

113

56

98

15

62

1,140

212

3

115

---

e82

49

133

18

57

939

148

4

109

164

48

49

166

22

52

---

e123

5

97

---

e37

55

---

e41

194

1,500

1,090

6

152

485

220

64

284

49

264

2,010

1,960

7

181

604

300

74

195

39

101

1,020

279

8

136

258

95

71

250

48

100

407

115

9

132

175

63

75

357

72

98

---

e41

10

112

---

e42

69

---

e109

198

3,490

4,780

11

99

125

33

77

619

139

111

2,040

705

12

59

123

20

78

---

e75

90

531

128

13

51

87

12

83

---

e79

135

905

451

14

47

56

7.1

66

---

e62

139

---

e414

15

48

---

e7.4

101

---

e340

279

3,040

3,570

16

43

47

5.5

108

---

e166

133

1,240

450

17

42

37

4.2

98

---

e111

137

975

442

18

38

26

2.7

72

---

e70

337

3,930

5,150

19

129

1,820

908

69

309

58

181

---

e631

20

88

---

e126

62

---

e33

1,810

6,650

42,600

21

63

218

37

59

144

23

390

---

e1,620

22

43

152

18

49

140

19

228

---

e655

23

97

1,800

711

46

138

17

145

414

162

24

189

2,400

1,400

49

286

43

128

---

e92

25

179

---

e692

130

---

e1,140

116

206

65

26

85

491

113

150

2,370

1,790

285

1,120

1,550

27

59

274

45

66

428

78

148

724

319

28

46

102

13

48

172

22

95

244

63

29

46

70

8.7

41

72

8.2

101

---

e48

30

50

---

e13

29

---

e3.6

75

170

34

31

---

---

---

27

38

2.8

---

---

---

TOTAL

2,777

---

5,307.6

2,123

---

4,707.6

6,224

---

67,927

JULY
AUGUST
SEPTEMBER
1

73

137

27

54

181

28

410

1,520

2,040

2

64

159

27

44

167

20

103

477

136

3

50

86

12

40

---

e62

111

285

94

4

26

---

e5.4

50

895

122

177

999

541

5

24

74

4.8

60

---

e151

135

349

139

6

23

43

2.7

46

941

118

94

---

e42

7

19

26

1.4

32

---

e73

124

370

149

8

16

26

1.1

34

---

e65

112

284

86

9

13

22

0.77

42

---

e68

104

484

136

10

13

25

0.88

69

798

165

93

322

82

11

17

29

1.3

70

928

178

82

---

e50

12

35

38

3.8

51

910

130

70

221

42

13

45

76

9.0

49

482

66

71

198

39

14

37

---

e11

30

132

11

81

488

108

15

38

132

14

23

70

4.3

86

325

76

16

43

136

16

26

76

5.3

83

---

e38

17

34

102

9.3

29

89

7.0

75

288

59

18

27

106

7.7

94

---

e877

75

774

158

19

27

---

e8.2

50

---

e43

77

358

75

20

144

1,880

915

e43

---

e85

73

228

45

21

98

754

207

28

---

e47

74

---

e33

22

51

189

29

30

---

e48

69

170

31

23

29

49

3.9

39

570

63

76

246

51

24

26

53

3.9

31

---

e47

69

270

50

25

29

84

6.5

38

475

49

68

303

56

26

29

69

5.4

63

532

92

65

---

e47

27

52

1,250

216

44

---

e55

65

211

37

28

117

4,210

3,060

88

997

399

62

223

37

29

478

4,980

9,360

106

1,070

317

56

342

52

30

133

795

285

285

3,360

3,680

53

269

38

31

88

537

130

1,270

5,550

24,300

---

---

---

TOTAL

1,898

---

14,385.05

2,958

---

31,375.6

2,893

---

4,567

e Estimated.


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U.S. Department of the Interior
U.S. Geological Survey
Water Resources of Colorado
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Last Modified: April 28, 2004