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Water Quality Samples for Montana

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Questions or concerns about USGS data and data products in Montana and Wyoming can be directed to the Wyoming-Montana Water Science Center Data Management Section.

UPDATED July 25, 2022: The following stations are part of a short-term project and are scheduled to be discontinued on September 30, 2022 if alternative funding can not be secured.
  • 06192900 Dugout Creek near mouth, near Willsall, MT
  • 12355342 Hallowat Creek above Kletomus Creek, near Olney, MT
  • 12355347 Big Creek below Lookout Creek, near Apgar, MT

Please contact the Wyoming-Montana Science Center for more information.

To view additional data-quality attributes, output the results using these options: one result per row, expanded attributes.
Additional precautions are here.


USGS 12324400 Clark Fork ab Little Blackfoot R nr Garrison MT

Powell County, Montana
Hydrologic Unit Code 17010201
Latitude  46°30'39.28", Longitude 112°47'22.87" NAD83
Drainage area 1,130  square miles
Gage datum 4,350 feet above NGVD29
Output formats
Parameter Group Period of Record table
Inventory of available water-quality data for printing
Inventory of water-quality data with retrieval
Tab-separated data, one result per row
Tab-separated data one sample per row with remark codes combined with values
Tab-separated data one sample per row with tab-delimiter for remark codes
Reselect output format
Sample
Datetime
Time
datum
 
Time
datum
reliability
code
 
Sample
Medium
Code
 
Agency
Collecting
Sample,
Code
 




Stream
width,
feet
(00004)



Temper-
ature,
water,
deg C
(00010)



Temper-
ature,
air,
deg C
(00020)




Weather
WMO
code
(00041)


Instan-
taneous
dis-
charge,
ft3/s
(00061)

Number
of
sam-
pling
points,
count
(00063)




Gage
height,
feet
(00065)
Specif-
ic
conduc-
tance,
wat unf
uS/cm @
25 degC
(00095)
Hydro-
gen
ion,
water,
unfltrd
calcd,
mg/L
(00191)

pH,
water,
unfltrd
field,
std
units
(00400)

pH,
water,
unfltrd
lab,
std
units
(00403)


Hard-
ness,
water,
mg/L as
CaCO3
(00900)



Calcium
water,
fltrd,
mg/L
(00915)


Magnes-
ium,
water,
fltrd,
mg/L
(00925)



Arsenic
water,
fltrd,
ug/L
(01000)



Arsenic
water,
unfltrd
ug/L
(01002)



Cadmium
water,
fltrd,
ug/L
(01025)



Cadmium
water,
unfltrd
ug/L
(01027)



Copper,
water,
fltrd,
ug/L
(01040)

Copper,
water,
unfltrd
recover
-able,
ug/L
(01042)

Iron,
water,
unfltrd
recover
-able,
ug/L
(01045)



Iron,
water,
fltrd,
ug/L
(01046)



Lead,
water,
fltrd,
ug/L
(01049)

Lead,
water,
unfltrd
recover
-able,
ug/L
(01051)
Manga-
nese,
water,
unfltrd
recover
-able,
ug/L
(01055)


Manga-
nese,
water,
fltrd,
ug/L
(01056)



Zinc,
water,
fltrd,
ug/L
(01090)

Zinc,
water,
unfltrd
recover
-able,
ug/L
(01092)


Gage
height
above
datum
meters
(30207)


Dis-
charge,
instan-
taneous
m3/s
(30209)


Transit
rate,
sampler
minimum
ft/s
(50014)



Transit
rate,
sampler
ft/s
(50015)


Transit
rate,
sampler
maximum
ft/s
(50016)



Site
visit
purpose
code
(50280)
Turbid-
ity,
IR LED
light,
det ang
90 deg,
FNU
(63680)
Suspnd.
sedimnt
sieve
diametr
percent
<0.0625
mm
(70331)




Sample
purpose
code
(71999)
Sample
loc-
ation,
distanc
down
stream,
feet
(72104)
Sample
loc-
ation,
distanc
up-
stream,
feet
(72105)


Sampler
nozzle
mater-
ial,
code
(72219)


Sampler
nozzle
di-
ameter,
code
(72220)
Sus-
pended
sedi-
ment
concen-
tration
mg/L
(80154)
Sus-
pended
sedi-
ment
dis-
charge,
ton/d
(80155)
Vel-
city
at
point
in
stream,
ft/s
(81904)



Sam-
pling
method,
code
(82398)




Sampler
type,
code
(84164)

Sample
split-
ter
type,
field,
code
(84171)

Bottle
or bag
sampler
mater-
ial,
code
(84182)
Specif.
conduc-
tance,
wat unf
lab,
uS/cm @
25 degC
(90095)


Sus-
pended
sedimnt
mass,
grams
(91157)
Suspnd
sedimnt
mass
between
63 um &
4 mm,
grams
(91165)


Type
of
repli-
cate,
code
(99105)
Type
of
sample
related
QA
data,
code
(99111)
1 mL
4.5 N
H2SO4
preser-
vative
lot
number
(99156)
2 mL
7.7 N
HNO3
preser-
vative
lot
number
(99159)
100
uS/cm
KCl
conduct
stand-
ard lot
number
(99161)
500
uS/cm
KCl
conduct
stand-
ard lot
number
(99163)
750
uS/cm
KCl
conduct
stand-
ard lot
number
(99164)
1000
uS/cm
KCl
conduct
stand-
ard lot
number
(99165)



pH 10
Buffer
lot
number
(99171)



pH 4
Buffer
lot
number
(99172)



pH 7
Buffer
lot
number
(99173)
Lot no.
first,
inor-
ganic
grade
water,
number
(99200)

0.45 um
capsule
filter
NWIS
lot
number
(99206)
NWIS
lot
number,
disk
filter,
0.45 um
number
(99218)
Julian
date,
in-
bottle
diges-
tion,
ddd
(99870)
2019-10-08 15:00
MDT
K
WS
USGS-WRD
80.0 10.0 12.0   353 8 3.53 436 M  8.7 8.4 196 56.6 13.2 10.2 12.4 0.054 0.10 5.1 16.3 199 < 10.0 0.059 1.66 47.3 12.1 2.7 14 1.08 10   0.5   1001   83       3 5 7 6.7 2.50 10 3044 200 2 448 0.0181 0.0031       40295 30715 30656 30724   20356   20350   10062    
2020-03-25 16:15
MDT
K
WS
USGS-WRD
78.0 5.6 4.5   262 13   486 M  8.8 8.5 229 68.6 14.0 8.1 9.5 0.156 0.15 5.0 15.7 240 < 10.0 0.044 1.70 68.9 27.5 2.1 16   7.4   0.8   1001   74       3 5 13 9.2   10 3044 200 2 502 0.0195 0.0050 30.00 30   40299 30763 30713 30724   20356   20350   10062    
2020-04-14 16:00
MDT
K
WS
USGS-WRD
78.0 5.1 7.2   323 13   536 M  8.6 8.2 234 70.3 14.2 7.1 13.7 0.172 0.34 4.7 53.3 728 < 10.0 0.049 6.21 149 31.6 4.1 43   9.1   0.7   1001   83       3 5 32 28   10 3044 200 2 546 0.0824 0.0137       40299 30763 30713 30724   20356   20350   10062    
2020-04-21 10:30
MDT
K
WS
USGS-WRD
85.0         10   533 0.00001 8.3 8.2 245 73.8 14.7 8.5 11.3 0.140 0.22 6.1 30.0 447 < 10.0 0.036 3.52 118 10.5 2.7 31       1.0   1001   86       3 5 20   4.00 10 3044 200 2 536 0.0486 0.0070       40299 30763   30724       20350   10063    
2020-04-21 11:00
MDT
K
WS
USGS-WRD
              533 0.00001 8.3                                                   87           20               0.0541 0.0069                              
2020-05-01 12:40
MDT
K
WS
USGS-WRD
  10.0 13.0         474 0.00001 8.2 8.1 214 64.8 12.7 13.5 32.2 0.141 1.04 6.8 219 3500 17.6 0.091 28.3 479 41.8 5.4 195             77 74           182             481 0.4112 0.1057                              
2020-05-01 13:10
MDT
K
WS
USGS-WRD
                                                                      74           181               0.4123 0.1088                              
2020-05-01 16:20
MDT
K
WS
USGS-WRD
  14.0           470 0.00001 8.2 8.1 211 64.3 12.3 14.4 32.6 0.152 1.17 7.5 229 3700 < 10.0 0.126 26.6 490 40.4 5.0 205               75           191             476 0.4783 0.1176                              
2020-05-01 16:50
MDT
K
WS
USGS-WRD
                                                                      75           190               0.4792 0.1207                              
2020-05-02 12:00
MDT
K
WS
USGS-WRD
                    8.2 200 60.6 11.9 14.1 25.0 0.165 0.70 8.3 131 2110 13.7 0.129 16.5 328 6.07 5.3 117               79           105             445 0.2998 0.0642                              
2020-05-02 12:30
MDT
K
WS
USGS-WRD
                                                                      77           106               0.3101 0.0701                              
2020-05-04 12:15
MDT
K
WS
USGS-WRD
80.0 10.5 13.8   474 10   465 0.00001 8.0 8.0 204 62.8 11.5 12.7 19.9 0.129 0.49 6.7 98.4 1510 17.1 0.201 11.9 236 15.6 7.6 77   13   0.5   1001   70       3 5 73 93   10 3044 200 2 471 0.1475 0.0441       40311 30763 30811 30724   20419   20350   10062    
2020-05-04 12:45
MDT
K
WS
USGS-WRD
                                                                      67           76               0.1832 0.0611                              
2020-05-19 15:00
MDT
K
WS
USGS-WRD
82.0 14.0 13.5   588 10   394 0.00001 8.2 8.1 172 51.3 10.6 11.3 23.4 0.089 0.58 7.4 128 2480 16.8 0.182 15.5 257 23.3 5.1 127   17   0.7   1001   66       3 5 112 178   10 3044 200 2 396 0.3861 0.1322       40311 30763 30811 30724   20419 20353 20350   10063   20201000
2020-05-20 12:45
MDT
K
WS
USGS-WRD
  11.5 14.0         356 0.00002 7.7 8.0 155 47.4 8.97 15.7 58.6 0.075 2.14 12.4 529 8350 41.5 0.412 72.3 783 59.3 6.9 460             150 60           497     40 3044 200   356 1.6376 0.6566                             20201000
2020-05-20 13:15
MDT
K
WS
USGS-WRD
                                                                      60           495               1.7937 0.7114                              
2020-05-21 11:00
MDT
K
WS
USGS-WRD
  9.2 12.0         328 0.00001 8.0 8.0 143 42.6 8.77 19.0 58.7 0.088 1.80 19.0 492 7040 79.5 0.635 56.5 660 43.2 9.2 390             120 55       2 5 438     10     2 331 0.9686 0.4371                             20201000
2020-05-21 11:30
MDT
K
WS
USGS-WRD
                                                                      54           445               1.0528 0.4830                              
2020-06-02 15:20
MDT
K
WS
USGS-WRD
57.0 14.3 22.5   1290 5   261 0.00001 8.0 8.1 110 33.3 6.41 12.1 28.6 0.100 0.51 13.8 159 2330 36.1 0.370 18.2 189 16.3 6.8 111   37 0.4   1.1 1001   50       3 5 122 425   20 3054 200 2 263 0.5152 0.2580       40311 30763 30811 30831   20419   20350   10063   20201000
2020-07-14 14:25
MDT
K
WS
USGS-WRD
87.0 17.1 23.0   778 7   349 M  8.5 8.2 155 46.6 9.43 13.4 16.9 0.099 0.18 8.7 32.3 394 13.7 0.117 2.94 50.1 15.3 3.1 20   22   0.5   1001   59       3 5 16 34   10 3044 200 2 354 0.0687 0.0285       40311 30763 30811 30831   20419 20379 20350   10063   20201000
2020-08-18 14:45
MDT
K
WS
USGS-WRD
83.0 19.3 30.5   170 17   453 M  8.6 8.4 203 59.8 13.0 15.0 15.4 0.075 0.13 7.1 15.0 130 < 10.0 0.089 0.99 49.6 24.6 2.1 10   4.8   0.1   1001   81       3 5 5 2.3   10 3044 200 2 457 0.0175 0.0033       40311 30763 30811 30831   20419 20379 20350   10063   20201000
2020-10-14 14:45
MDT
K
WS
USGS-WRD
78.0 7.2 6.0     8   488 M  8.7 8.5 210 62.2 13.3 9.3 10.2 0.062 0.10 4.5 13.6 168 32.5 0.035 1.23 44.1 14.5 2.9 13       0.2   1001   68       3 5 7     10 3045 200 2 476 0.0229 0.0074       40322 30763 30811 30831   20419   20398   10063   20201000
2021-03-23 14:05
MDT
K
WS
USGS-WRD
42.0 4.8 6.5     5   521 0.00001 8.1 8.2 230 69.7 13.5 7.6 11.2 0.110 0.20 5.1 32.0 518 9.7 0.065 3.60 96.9 35.6 6.8 30       0.3   1001   72       3 5 21     10 3044 200 2 528 0.0712 0.0198 30.00 30   40327 30862 30870 30861   20451   20398   10063   20210000
2021-04-13 15:00
MDT
K
WS
USGS-WRD
82.0 4.8 4.0     16   527 M  8.3 8.6 224 68.5 12.8 6.5 10.0 0.176 0.23 4.2 28.2 494 7.6 0.058 3.30 110 46.1 6.5 28       0.4   1001   82       3 5 19     10 3044 200 2 534 0.0643 0.0115       40325 30862 30870 30861   20480   20422   10063   20211000
2021-05-05 14:00
MDT
K
WS
USGS-WRD
55.0 12.6 18.0     7   500 M  8.5 8.2 220 68.2 12.0 8.9 12.7 0.180 0.22 5.3 34.9 579 6.9 0.072 4.20 129 21.3 3.4 31       0.4   1001   80       3 5 22     10 3044 200 2 509 0.0763 0.0152       40332 30914 30870 30861   20480 20404     10067   20211000
2021-05-18 15:30
MDT
K
WS
USGS-WRD
84.0 17.5 15.5     10   465 M  8.8 8.3 210 63.7 12.4 11.2 12.6 0.087 0.14 6.4 23.4 290 7.6 0.094 2.29 75.7 30.2 < 2.0 18       0.3   1001   86       3 5 11     10 3044 200 2 473 0.0369 0.0053       40332 30914 30870 30922   20480 20468 20529   10067   20211000
2021-06-08 13:45
MDT
K
WS
USGS-WRD
83.0 14.6 24.0     10   320 0.00001 8.2 8.3 130 39.6 7.54 11.2 20.1 0.084 0.33 8.2 76.3 1080 15.1 0.174 9.43 144 18.3 4.9 55       0.5   1001   78       3 5 44     10 3044 200 2 321 0.1432 0.0320       40332 30914 30870 30922   20480   20529   10067   20211000
2021-07-13 14:15
MDT
K
WS
USGS-WRD
72.0 20.0 26.0     11   490 M  8.5 8.3 219 64.0 14.3 13.9 15.2 0.067 0.09 7.2 13.8 106 15.0 0.144 0.92 59.1 35.6 2.4 8       0.3   1001   81       3 5 15     10 3044 200 2 492 0.0360 0.0067       40332 30914 30870 30922   20480 20468 20529       20211000
2021-08-17 14:45
MDT
K
WS
USGS-WRD
82.0 18.7 19.0 1   10   500 M  8.6 8.4 230 67.5 14.9 13.4 13.6 0.094 0.08 7.7 11.0 75.1 13.2 0.117 0.61 42.8 15.5 < 2.0 6       0.1   1001     10.00 60.0   3 5       10 3044 200 2 505         40336 40332 30926 30870 30922 30857 20480 20468 20529 81818 10071   20211000
2021-10-13 16:00
MST
K
WS
USGS-WRD
82.0 5.2 7.0 2 191 10 3.06 513 M  8.8 8.4 244 72.2 15.6 7.7 8.1 0.061 0.06 3.9 7.9 78.2 12.5 0.076 0.64 27.3 14.3 < 2.0 6 0.93 5.4   0.1   1001   78   100.0   3 5 14 7.2   10 3044 200 2 527 0.0323 0.0072       40339 30926 30840 30939   20480 20468     10071   20211000
2022-03-23 15:30
MDT
K
WS
USGS-WRD
77.0 12.8 18.0 1   10   527 M  8.7 8.3 253 76.7 15.0 7.6 11.0 0.153 0.20 6.7 30.0 20.7 20.1 0.160 3.16 95.7 46.7 3.5 27       0.2   1001   80 10.00 100.0   3 5 20     10 3044 200 2 551 0.0619 0.0122 30.00 30   40354 30938 30940   30878 20564   20489   10071   20220000
2022-04-19 14:45
MDT
K
WS
USGS-WRD
78.0 9.0 10.0 1   10   537 M  8.7 8.3 266 80.3 15.9 7.5 10.4 0.196 0.22 5.8 29.8 466 32.8 0.269 3.35 97.1 44.4 4.6 26       0.2   1001   81 10.00 160.0   3 5 19     10 3044 200 2 563 0.0387 0.0074   1   40354 30938 30940   30878 20564   20489   10071   20221000
2022-05-04 13:30
MDT
K
WS
USGS-WRD
78.0 13.3 17.0 1   13   573 M  8.8                                           0.1   1001   69 10.00   400.0 3 5 16     10 3044 200 2   0.0484 0.0150   1   40354 30938 30940   30929 20564 20468 20489   10074    
2022-05-25 14:15
MDT
K
WS
USGS-WRD
100 14.7 21.0 1   10   562 M  8.6                                           0.3   1001   75 10.00   150.0 3 5 13     10 3044 200 2   0.0380 0.0094       40354 30938 30940   30929 20564 20468 20489   10074    
2022-06-09 13:45
MDT
K
WS
USGS-WRD
80.0 16.5 24.5 1   15   470 0.00001 8.2                                           0.5   1001     10.00 200.0   3 5       10 3044 200 2             40357 30978 30940   30929 20564   20489   10075    
2022-07-13 15:00
MDT
K
WS
USGS-WRD
80.0 20.8 27.0     15   435 M  8.4                                           0.5   1001     10.00   80.0 3 5       10 3044 200 2             40357 30978 30940   30929 20582 20523 20489     10074  

Water Quality Remark Code Description
< Less than
M Presence verified but not quantified