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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 12340000 Blackfoot River near Bonner MT

Missoula County, Montana
Hydrologic Unit Code 17010203
Latitude  46°53'57.88", Longitude 113°45'22.75" NAD83
Drainage area 2,287  square miles
Gage datum 3,344.76 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)


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)
Suspnd.
sedimnt
sieve
diametr
percent
<0.0625
mm
(70331)




Sample
purpose
code
(71999)


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)
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)



pH 10
Buffer
lot
number
(99171)



pH 4
Buffer
lot
number
(99172)



pH 7
Buffer
lot
number
(99173)

0.45 um
capsule
filter
NWIS
lot
number
(99206)
2018-10-17 14:45
MDT
K
WS
USGS-WRD
145 7.0 16.0 691 5 2.31 278 M  8.5 8.4 142 35.6 12.9 1.1 1.3 < 0.030 < 0.03 0.51 < 0.4 27.6 < 10.0 < 0.020 < 0.06 3.5 1.23 < 2.0 < 2 0.70 20       1001 81 40.00 3 5 2 3.7 2.52 20 3054 10 2 285 0.0067 0.0013   40267 30576 30645 30635 20291   20280 10055
2019-04-24 15:30
MDT
K
WS
USGS-WRD
183 8.0 16.0 6420 5 6.39 152 0.00001 7.9 8.2 74.4 19.5 6.25 0.84 1.2 < 0.030 < 0.03 0.92 2.2 670 71.0 0.065 0.64 37.9 3.97 < 2.0 3 1.95 182 0.5   1.2 1001 77 40.00 3 4 38 659 6.30 20 3054 200 2 158 0.1543 0.0352 40280 40282 30614 30656 30635 20356 20316 20350 10055
2019-05-22 14:50
MDT
K
WS
USGS-WRD
175 9.0 15.0 5120 5 5.79 175 0.00001 8.3 8.2 80.2 21.3 6.57 0.81 1.1 < 0.030 < 0.03 0.65 1.3 362 19.2 0.021 0.35 20.5 3.26 < 2.0 < 2 1.76 145 0.5   0.7 1001 82   3 3 22 304 6.00 20 3054 200 2 179 0.0844 0.0154   40282 30614 30656 30635 20356 20316 20350 10055
2019-06-05 14:30
MDT
K
WS
USGS-WRD
175 13.0 19.5 5680 5 6.06 172 0.00001 8.3 8.2 82.0 21.9 6.65 0.78 1.2 < 0.030 < 0.03 0.64 1.6 360 13.1 < 0.020 0.43 22.1 2.77 < 2.0 < 2 1.85 161 0.6   1.0 1001 84 40.00 3 4 27 414 6.10 40 3052 200 2 173 0.0985 0.0159   40282 30715 30656 30635 20356 20316 20350 10057
2019-07-17 14:00
MDT
K
WS
USGS-WRD
140 16.5 23.0 1200 5 2.97 246 M  8.6 8.4 123 30.8 11.1 1.4 1.6 < 0.030 < 0.03 0.62 0.7 116 < 10.0 < 0.020 0.17 13.8 2.50 < 2.0 < 2 0.91 34 0.4   0.5 1001 93   3 5 5 16 3.10 20 3054 200 2 249 0.0157 0.0011   40282 30715 30656 30724 20356 20316 20350 10057
2019-08-21 12:35
MDT
K
WS
USGS-WRD
150 20.0 29.0 652 8 2.15 269 M  8.5 8.4 134 33.2 12.5 1.2 1.4 < 0.030 < 0.03 0.45 0.6 35.8 < 10.0 < 0.020 < 0.06 7.5 2.32 < 2.0 < 2 0.66 18   1.4   1001 89   3 5 3 5.3 2.40 10 3044 200 2 272 0.0037 0.0004   40295 30715 30656 30724 20356 20316 20350 10062

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