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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.


! Discrete water samples data are undergoing modernization with this page no longer being updated with the latest data starting March 11, 2024
with a full decommission expected 6 months later. Learn more about the upcoming change and where to find the new samples data in our blog.
To view additional data-quality attributes, output the results using these options: one result per row, expanded attributes.


USGS 12324200 Clark Fork at Deer Lodge MT

Powell County, Montana
Hydrologic Unit Code 17010201
Latitude  46°23'51.54", Longitude 112°44'33.14" NAD83
Drainage area 1,001  square miles
Gage datum 4,502.2 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)



Temper-
ature,
air,
deg F
(00021)


Baro-
metric
pres-
sure,
mm Hg
(00025)




Weather
WMO
code
(00041)




Dis-
charge,
ft3/s
(00060)


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,
m3/s
(30208)


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)
DepthTo
bottom
at
sample
loca-
tion,
feet
(81903)
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)

Sus-
pended
sedimnt
mass
<63 um,
grams
(91158)

Sus-
pended
sedimnt
mass
>63 um,
grams
(91159)
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 13:40
MDT
K
WS
USGS-WRD
85.0 10.0 19.0         330 8 2.94 433 M  8.6 8.4 189 54.5 12.9 9.9 12.0 0.045 0.08 4.2 10.9 144 < 10.0 0.037 0.96 32.1 12.7 2.4 9 0.90   9.3   0.4   1001   69       3 5 5 4.5   2.20 10 3044 200 2 444 0.0135     0.0042       40295 30715 30656 30724   20356   20350   10062    
2020-03-25 15:00
MDT
K
WS
USGS-WRD
83.0 4.8 4.0         285 14   508 M  8.6 8.3 225 67.9 13.5 7.4 9.6 0.169 0.18 3.5 16.6 269 < 10.0 0.038 1.87 74.5 29.9 4.3 16     8.1   0.7   1001   84       3 5 11 8.5     10 3044 200 2 519 0.0341     0.0055       40299 30763 30713 30724   20356   20350   10062    
2020-04-14 14:55
MDT
K
WS
USGS-WRD
83.0 5.1 6.0         335 14   556 M  8.4 8.2 236 71.7 13.8 7.4 13.2 0.190 0.32 4.6 39.8 720 < 10.0 0.055 5.43 154 34.0 6.0 41     9.5   0.7   1001   82       3 5 28 25     10 3044 200 2 563 0.0683     0.0121       40299 30763 30713 30724   20356   20350   10062    
2020-04-21 12:30
MDT
K
WS
USGS-WRD
95.0               10   533 M  8.3 8.3 242 73.2 14.3 8.7 11.2 0.131 0.21 4.7 24.1 389 < 10.0 0.040 2.68 106 9.87 2.7 22             1001   85       3 5 16       10 3044 200 2 538 0.0383     0.0059       40299 30763   30724       20350   10063    
2020-04-21 13:00
MDT
K
WS
USGS-WRD
                    533 0.00001 8.3                                                 1001   85           16                 0.0428     0.0064                              
2020-05-01 10:30
MDT
K
WS
USGS-WRD
  9.5 10.0               470 0.00001 8.1 8.1 213 65.3 12.2 12.6 30.3 0.163 0.97 9.0 193 3160 30.8 0.306 23.1 443 45.3 8.8 175             1001 59 72       3 5 150       10 3044     477 0.3698     0.1028                              
2020-05-01 11:00
MDT
K
WS
USGS-WRD
                                                                          1001   72           151                 0.3938     0.1110                              
2020-05-01 14:50
MDT
K
WS
USGS-WRD
  12.0 12.0               452 0.00001 8.2 8.1 205 62.6 11.8 12.6 30.5 0.158 1.01 7.7 194 3140 17.9 0.157 22.9 420 49.5 6.5 157             1001   71       3 5 158       10 3044 200 2 458 0.3897     0.1111                              
2020-05-01 15:20
MDT
K
WS
USGS-WRD
                                                                          1001   72           156                 0.3756     0.1068                              
2020-05-02 10:30
MDT
K
WS
USGS-WRD
                          8.2 202 61.9 11.5 11.9 21.9 0.186 0.54 7.4 103 1680 15.9 0.125 13.6 269 10.9 6.5 80             1001   67           87               453 0.2311     0.0767                              
2020-05-02 11:00
MDT
K
WS
USGS-WRD
                                                                          1001   68           86                 0.2189     0.0695                              
2020-05-04 14:20
MDT
K
WS
USGS-WRD
  11.8 13.1         433     460 0.00001 8.1 8.2 211 65.0 11.8 11.5 17.1 0.141 0.38 6.0 65.7 1080 18.0 0.155 7.45 170 21.0 6.2 53     12       1001   69       3 5 50 58     10 3044 200 2 465 0.1315     0.0405 30.00 30   40311 30763 30811 30724   20419   20350   10062    
2020-05-19 14:00
MDT
K
WS
USGS-WRD
86.0 13.0 19.0         490 11   372 0.00001 8.1 8.1 158 48.6 8.95 9.9 20.2 0.095 0.44 6.9 108 1790 22.1 0.150 11.7 220 28.4 4.8 81     14   1.0   1001   65         5 88 116     10 3044 200 2 374 0.3165     0.1097   10   40311 30763 30811 30724   20419 20353 20350   10063   20201000
2020-05-20 10:50
MDT
K
WS
USGS-WRD
  10.0 12.0               358 0.00003 7.5 8.1 158 48.6 8.83 15.1 46.9 0.151 1.28 23.8 351 5230 239 2.41 41.7 501 73.4 15.6 255             1001 90 55           336       10       359 0.7421     0.3333                             20201000
2020-05-20 11:20
MDT
K
WS
USGS-WRD
                                                                          1001   57           325                 0.7670     0.3285                              
2020-05-21 09:30
MDT
K
WS
USGS-WRD
  9.0 8.9         1100   3.94 328 0.00002 7.8 8.0 143 43.6 8.26 16.2 48.1 0.112 1.19 16.5 326 4710 77.5 0.506 38.9 462 38.3 10.2 259 1.20   31       1001   51       3 5 295 876           2 331 0.7262     0.3551                             20201000
2020-05-21 10:00
MDT
K
WS
USGS-WRD
                                                                          1001   53           284                 0.6965     0.3262                              
2020-06-02 13:25
MDT
K
WS
USGS-WRD
103 13.1 21.0         1010 5   238 0.00001 7.9 8.0 101 31.7 5.25 10.3 23.3 0.102 0.45 10.8 108 1590 33.1 0.275 13.0 170 16.2 7.0 82     29 0.3   0.5 1001   43       3 5 98 267     20 3054 200 2 242 0.4252     0.2433       40311 30763 30811 30831   20419   20350   10063   20201000
2020-07-14 13:35
MDT
K
WS
USGS-WRD
80.0 15.8 20.0         566 7   336 M  8.4 8.2 148 45.3 8.37 12.1 15.8 0.091 0.14 7.3 24.2 312 16.0 0.095 2.06 46.9 17.2 3.6 48     16   0.2   1001   66       3 5 12 18     10 3044 200 2 340 0.0485     0.0165       40311 30763 30811 30831   20419 20379 20350   10063   20201000
2020-08-18 13:45
MDT
K
WS
USGS-WRD
81.0 18.3 28.5         172 16   455 0.00001 8.3 8.2 205 61.1 12.6 13.2 13.9 0.074 0.11 6.2 12.2 90.0 10.3 0.076 0.70 37.2 23.4 3.9 8     4.9   0.1   1001   87       3 5 3 1.4     10 3044 200 2 456 0.0111     0.0014       40311 30763 30811 30831   20419 20379 20350   10063   20201000
2020-10-14 13:55
MDT
K
WS
USGS-WRD
86.0 7.2 13.0           9   484 0.00001 8.3 8.2 202 60.2 12.5 7.6 10.5 0.065 0.15 4.2 22.3 261 7.9 0.039 1.99 55.1 22.7 5.2 19         0.2   1001   72       3 5 8       10 3045 200 2 471 0.0309     0.0088       40322 30763 30811 30831   20419   20398   10063   20201000
2021-03-23 13:15
MDT
K
WS
USGS-WRD
46.0 4.2 4.0           6   528 0.00001 8.1 8.2 237 72.7 13.5 7.0 9.6 0.124 0.17 4.4 20.3 326 9.1 0.049 2.22 93.6 41.5 7.0 21         0.6   1001   72       3 5 14       10 3044 200 2 534 0.0461     0.0127       40327 30862 30870 30861   20451   20398   10063   20210000
2021-04-13 14:05
MDT
K
WS
USGS-WRD
83.0 5.1 4.5           17   540 0.00001 8.2 8.6 233 72.1 12.9 6.3 9.5 0.188 0.19 3.8 24.7 443 8.5 0.057 3.07 117 57.6 6.7 24         0.4   1001   86       3 5 15       10 3044 200 2 546 0.0505     0.0070       40327 30862 30870 30861   20480   20422   10063   20211000
2021-05-05 13:00
MDT
K
WS
USGS-WRD
60.0 11.7 18.0           12   504 M  8.4 8.3 224 69.9 12.1 7.8 12.1 0.183 0.22 4.8 29.1 534 9.5 0.066 3.72 135 25.7 4.4 27         0.4   1001   82       3 5 19       10 3044 200 2 510 0.0645     0.0117 30.00 30   40332 30914 30870 30861   20480 20404     10067   20211000
2021-05-18 14:45
MDT
K
WS
USGS-WRD
83.0 15.0 15.0           14   446 M  8.7 8.3 200 61.3 11.3 9.8 12.1 0.092 0.16 5.9 26.4 376 28.9 0.237 2.74 87.5 31.8 3.2 20         0.2   1001   86       3 5 15       10 3044 200 2 451 0.0493     0.0067   10   40332 30914 30870 30922   20480 20468 20529   10067   20211000
2021-06-08 13:00
MDT
K
WS
USGS-WRD
60.0 13.4 19.5           8   296 0.00001 8.1 8.2 119 36.9 6.49 9.3 15.0 0.086 0.23 6.1 54.0 863 18.2 0.151 6.24 107 17.2 4.6 39         0.5   1001   76       3 5 37       10 3044 200 2 298 0.1294     0.0312       40332 30914 30870 30922   20480   20529   10067   20211000
2021-07-13 13:15
MDT
K
WS
USGS-WRD
78.0 17.5 25.0           16   488 M  8.4 8.2 224 66.8 13.9 13.2 13.6 0.053 0.07 6.6 10.9 83.5 21.2 0.427 0.78 56.7 46.8 3.7 6         0.2   1001   82       3 5 20       10 3044 200 2 490 0.0492     0.0091       40332 30914 30870 30922   20480 20468 20529       20211000
2021-08-17 14:00
MDT
K
WS
USGS-WRD
78.0 17.7 21.5     1     11   526 M  8.5 8.3 245 73.1 15.1 13.2 13.3 0.113 0.09 6.7 11.1 84.4 17.0 0.131 0.75 44.3 24.5 2.4 8         0.2   1001     10.00   400.0 3 5         10 3044 200 2 529             40336 40332 30926 30870 30922 30857 20480 20468 20529 81818 10071   20211000
2021-10-13 15:00
MST
K
WS
USGS-WRD
75.0 5.4 9.0     2 218   10 2.71 537 M  8.4 8.3 256 76.5 15.7 6.4 7.5 0.127 0.09 3.4 29.6 159 17.1 0.068 1.22 43.5 20.7 4.9 12 0.83 6.2     0.1   1001   79 10.00   400.0 3 5 9       10 3044 200 2 553 0.0234     0.0049       40339 30926 30840 30939   20480 20468     10071   20211000
2022-03-23 13:45
MDT
K
WS
USGS-WRD
83.0 10.3 18.0     1     11   537 M  8.4 8.3 257 78.3 14.9 6.4 9.2 0.169 0.19 6.1 24.4   23.3 0.116 2.52 80.7 39.0 6.8 22         0.2   1001   81 10.00   400.0 3 5 15       10 3044 200 2 556 0.0453     0.0084   1   40354 30938 30940   30878 20564   20489   10071   20220000
2022-04-19 13:45
MDT
K
WS
USGS-WRD
84.0 8.0 11.5     1     10   552 0.00001 8.3 8.2 271 83.2 15.3 6.4 9.1 0.246 0.22 4.9 24.1 402 27.0 0.170 2.70 89.7 39.4 7.0 23         0.1   1001   83 10.00   400.0 3 5 18       10 3044 200 2 573 0.0672     0.0115   1   40354 30938 30940   30878 20564   20489   10071   20221000
2022-05-04 12:15
MDT
K
WS
USGS-WRD
93.0 12.2 14.5     1     10   577 M  8.4 8.2 272 82.2 16.1 8.6 10.1 0.261 0.18 6.1 15.0 226 38.5 0.228 1.57 70.7 44.8 5.7 15         0.1   1001   75 10.00   400.0 3 5 18       10 3044 200 2 585 0.0620     0.0154 30.00 30   40354 30938 30940   30929 20564 20468 20489   10074   20221000
2022-05-25 13:30
MDT
K
WS
USGS-WRD
100 14.2 21.5     1     8   588 M  8.4 8.3 276 84.9 15.6 11.6 12.6 0.237 0.17 7.0 11.6 164 64.7 0.324 0.94 75.2 58.6 5.3 11         0.4   1001   84 10.00   400.0 3 5 10       10 3044 200 2 594 0.0311     0.0049   10   40354 30938 30940   30929 20564 20468 20489   10074   20221000
2022-06-08 12:45
MDT
K
WS
USGS-WRD
90.0 12.4 17.0     2     12   464 0.00001 8.0 8.0 193 62.5 9.11 12.0 24.4 0.196 0.50 6.6 92.4 1690 20.7 0.176 11.5 207 20.8 6.5 78         0.4   1001   72 10.00   400.0 3 5 70       10 3044 200 2 466 0.2238     0.0617       40357 30978 30940   30929 20564 20468 20489   10075   20221000
2022-07-13 14:00
MDT
K
WS
USGS-WRD
80.0 19.9 29.0           12   405 M  8.5 8.2 190 57.8 11.0 14.3 14.6 0.085 0.10 6.9 12.4 118 23.8 0.194 0.98 34.6 26.6 2.5 9         0.5   1001   87 10.00   400.0 3 5 4       10 3044 200 2 407 0.0103     0.0013       40357 30978 30940   30929 20582 20523 20489     10074 20221000
2022-08-17 14:45
MDT
K
WS
USGS-WRD
73.0 21.0       1 49   10 2.26 498 M  8.6 8.6 223 66.7 13.8 12.8 13.6 0.075 0.05 7.2 8.3 39.1 9.3 0.053 0.25 13.8 8.93 < 2.0 3 0.69 1.4     0.2   1001   80 10.00   500.0 3 5 3       10 3044 10 2 490 0.0091     0.0018   1   40368                 10074   20221000
2022-10-05 13:00
MDT
K
WS
USGS-WRD
89.0 11.8 20.0     0.0 160     2.64 559 M  8.4 8.3 249 73.5 15.9 10.4 10.4 0.099 0.09 6.3 10.5 102 17.2 0.096 0.75 43.5 25.4 3.4 8 0.80 4.5         1001   62 10.00   300.0 3 5 5       10 3044 10 2 539 0.0103 0.0064 0.0039     1   40368                 10079   20221000
2023-03-22 11:45
MDT
K
WS
USGS-WRD
77.0 3.0     641 0.0 182   10 2.64 529 M  8.4 8.0 236 71.3 14.1 5.9 8.7 0.092 0.16 4.3 23.6 377 8.6 0.059 2.64 86.9 53.1 7.8 23 0.80 5.2         1001 5.3 56 10.00   300.0 3 5 13       10 3044   2 536 0.0388 0.0216 0.0172     1   40382                 10079   20230000
2023-04-12 08:15
MDT
K
WS
USGS-WRD
71.0 5.2   31.0 642 72 370   10 3.05 521 0.00001 8.1 8.1 226 69.0 13.1 9.9 26.9 0.147 0.65 8.5 158 2930 18.8 0.131 19.9 336 47.5 10.0 131 0.93 10         1001 29 56 10.00   200.0 3 5 153       10 3044 200 2 529 0.4730 0.2668 0.2062     1   40368                 10079   20230000
2023-05-10 13:15
MDT
K
WS
USGS-WRD
97.0 10.0     646 1 597     3.39 448 0.00001 8.0 8.0 191 59.8 10.2 11.8 22.1 0.156 0.49 7.9 95.9 1640 26.0 0.185 12.1 189 20.1 6.5 74 1.03 17         1001 16 42 10.00 150.0   3 4 120       10 3054   2 453 0.2718 0.1146 0.1572     10   40382                 10079   20231000
2023-05-24 12:00
MDT
K
WS
USGS-WRD
100 12.9   60.0 644 1 722     3.56 286 0.00002 7.8 8.0 118 37.2 6.05 11.3 24.5 0.074 0.43 10.3 121 1820 24.9 0.217 13.4 165 14.8 5.9 81 1.09 20         1001 18 38 10.00 200.0   3 4 101       10 3052   2 292 0.2281 0.0875 0.1406     1   40382                 10079   20231000
2023-06-14 16:15
MDT
K
WS
USGS-WRD
100 16.1       1 989   8 3.88 312 0.00001 7.9 8.1 133 42.0 6.90 15.9 28.9 0.102 0.39 13.8 109 1640 33.9 0.259 13.5 130 17.9 7.4 75 1.18 28         1001 14 40 10.00 100.0   3 4 112   3.00   10 3052   2 315 0.3490 0.1411 0.2079     1   40384                 10079   20231000
2023-07-12 14:15
MDT
K
WS
USGS-WRD
100 18.5 24.4   647 0.0 376     3.06 367 M  8.5 8.4 165 51.5 8.91 13.8 15.6 0.087 0.13 7.1 19.7 220 19.1 0.154 1.69 46.8 18.5 2.1 12 0.93 11         1001 2.8 78 10.00 200.0   3 5 9       10 3052   2 371 0.0219 0.0170 0.0049     1   40384                   10080 20231000
2023-08-16 12:15
MDT
K
WS
USGS-WRD
88.5 18.2     649 2 91   10 2.40 491 0.00001 8.1 8.2 220 66.6 13.1 13.4 14.2 0.082 0.12 7.4 14.4 134 24.5 0.193 1.15 59.8 38.6 5.1 11 0.73 2.6         1001 2.1 83 10.00   200.0 3 5 5       10 3044 10 2 482 0.0135 0.0112 0.0023     1   40384                   10080 20231000
2023-10-11 13:15
MDT
K
WS
USGS-WRD
90.0 10.8   49.0 637 2 230   10 2.79 504 M  8.4 8.3 227 68.0 13.8 10.4 10.1 0.091 0.08 5.3 10.3 101 12.5 0.072 0.75 26.7 16.3 < 2.0 8 0.85 6.5         1001 2.9 73 10.00   200.0 3 5 4       10 3044 10 2 501 0.0132 0.0096 0.0036     1   40384                     20231000
2023-11-02 14:00
MDT
K
WS
USGS-WRD
91.0 3.6   47.0 644 2 270   10 2.87 478 0.00001 8.2 8.1 223 66.7 13.8 7.7 8.2 0.086 0.11 3.7 15.3 251 16.0 0.092 1.66 48.0 19.8 4.3 15 0.87 7.6         1001 4.2 64 10.00   350.0 3 5 11       10 3044 10 2 486 0.0288 0.0185 0.0103                               20231000

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