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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.


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)


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)
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)



pH 10
Buffer
lot
number
(99171)



pH 7
Buffer
lot
number
(99173)

0.45 um
capsule
filter
NWIS
lot
number
(99206)
2016-10-19 11:20
MDT
K
WS
USGS-WRD
148 7.5 5.5 615 4 2.19 252 M  8.3 8.3 131 33.1 11.8 1.1 1.1 < 0.030 < 0.03     53.8 5.3     5.1 1.51 < 2.0 < 2 0.67 17 0.2   0.3 1001 80 3 5 3 5.0 2.50 20 3054 200 2 255 40218 30452 30458 20157 20184 10040
2017-04-19 14:30
MDT
K
WS
USGS-WRD
168 8.0 14.0 3240 4 4.68 182 M  8.4 8.1 87.9 22.7 7.55 0.72 0.9 < 0.030 < 0.03 0.80 1.1 218 30.8 0.025 0.21 15.2 3.75 < 2.0 < 2 1.43 92 0.5   0.7 1001 86 3 4 11 96 4.50 20 3054 200 2 181 40231     20237 20184 10036
2017-05-10 12:00
MDT
K
WS
USGS-WRD
187 9.0 18.0 7210 4 6.73 164 0.00001 8.1 8.1 82.3 21.7 6.85 0.84 1.5 < 0.030 < 0.03 0.80 3.3 829 28.8 0.038 1.07 52.4 3.63 < 2.0 5 2.05 204 1.1   1.3 1001 83 3 4 69 1340 6.70 20 3054 200 2 163 40231   30522 20237 20184 10036
2017-05-24 13:40
MDT
K
WS
USGS-WRD
187 11.5 14.0 6930 4 6.58 164 0.00001 8.2 8.1 80.7 21.5 6.57 0.85 1.5 < 0.030 < 0.03 0.79 2.6 714 22.4 0.033 0.95 43.0 3.27 < 2.0 < 8 2.01 196 0.4   0.7 1001 85 3 3 61 1140 6.40 20 3054 200 2 164 40224 30512 30522 20237 20184 10036
2017-07-12 12:55
MDT
K
WS
USGS-WRD
154 17.5 28.0 1330 4 3.11 239 M  8.5 8.4 121 30.9 10.6 1.3 1.3 < 0.030 < 0.03 0.81 0.6 48.5 < 10.0 0.022 0.05 6.1 1.84 < 2.0 < 2 0.95 38 0.3   0.5 1001 90 3 5 4 14 3.00 20 3054 200 2 236 40237 30529 30522 20237 20221 10044
2017-08-16 11:20
MDT
K
WS
USGS-WRD
110 14.0 22.0 672 14 2.25 264 M  8.5 8.4 134 33.0 12.4 1.2 1.4 < 0.030 < 0.03 0.38 0.5 31.2 < 10.0 0.021 0.04 4.8 1.54 < 2.0 < 2 0.69 19   0.4   1001 82 3 5 3 5.4 2.50 10 3044 200 2 263 40237 30529 30522 20237 20210 10044

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