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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 Discrete water samples data are undergoing modernization with this page no longer being updated with the latest data starting March 11, 2024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.

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
Period of record
Begin Date End Date Samples
1974-09-27 2023-11-03 2592
Select one or more parameter codes from the list.
When you are finished selecting parameter codes, set your output format using the available options below.
Parameter
Code
Count Begin
Date
End
Date
Parameter Code Complete Name
00004 63 2016-10-19 2017-08-16 Stream width, feet
00010 2582 2016-10-19 2017-08-16 Temperature, water, degrees Celsius
00020 580 2016-10-19 2017-08-16 Temperature, air, degrees Celsius
00021 2 2016-10-19 2017-08-16 Temperature, air, degrees Fahrenheit
00025 19 2016-10-19 2017-08-16 Barometric pressure, millimeters of mercury
00028 334 2016-10-19 2017-08-16 Agency analyzing sample, code
00032 63 2016-10-19 2017-08-16 Cloud cover, percent
00035 63 2016-10-19 2017-08-16 Wind speed, miles per hour
00041 91 2016-10-19 2017-08-16 Weather, World Meteorological Organization (WMO) code
00060 16 2016-10-19 2017-08-16 Discharge, cubic feet per second
00061 554 2016-10-19 2017-08-16 Discharge, instantaneous, cubic feet per second
00063 2095 2016-10-19 2017-08-16 Number of sampling points, count
00065 2470 2016-10-19 2017-08-16 Gage height, feet
00095 568 2016-10-19 2017-08-16 Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius
00191 286 2016-10-19 2017-08-16 Hydrogen ion, water, unfiltered, calculated, milligrams per liter
00300 12 2016-10-19 2017-08-16 Dissolved oxygen, water, unfiltered, milligrams per liter
00301 12 2016-10-19 2017-08-16 Dissolved oxygen, water, unfiltered, percent of saturation
00400 286 2016-10-19 2017-08-16 pH, water, unfiltered, field, standard units
00403 215 2016-10-19 2017-08-16 pH, water, unfiltered, laboratory, standard units
00405 55 2016-10-19 2017-08-16 Carbon dioxide, water, unfiltered, milligrams per liter
00410 28 2016-10-19 2017-08-16 Acid neutralizing capacity, water, unfiltered, fixed endpoint (pH 4.5) titration, field, milligrams per liter as calcium carbonate
00419 25 2016-10-19 2017-08-16 Acid neutralizing capacity, water, unfiltered, inflection-point titration method (incremental titration method), field, milligrams per liter as calcium carbonate
00447 25 2016-10-19 2017-08-16 Carbonate, water, unfiltered, inflection-point titration method (incremental titration method), field, milligrams per liter
00450 25 2016-10-19 2017-08-16 Bicarbonate, water, unfiltered, inflection-point titration method (incremental titration method), field, milligrams per liter
00600 20 2016-10-19 2017-08-16 Total nitrogen [nitrate + nitrite + ammonia + organic-N], water, unfiltered, milligrams per liter
00605 12 2016-10-19 2017-08-16 Organic nitrogen, water, unfiltered, milligrams per liter as nitrogen
00608 12 2016-10-19 2017-08-16 Ammonia (NH3 + NH4+), water, filtered, milligrams per liter as nitrogen
00613 33 2016-10-19 2017-08-16 Nitrite, water, filtered, milligrams per liter as nitrogen
00618 33 2016-10-19 2017-08-16 Nitrate, water, filtered, milligrams per liter as nitrogen
00625 20 2016-10-19 2017-08-16 Ammonia plus organic nitrogen, water, unfiltered, milligrams per liter as nitrogen
00631 33 2016-10-19 2017-08-16 Nitrate plus nitrite, water, filtered, milligrams per liter as nitrogen
00660 33 2016-10-19 2017-08-16 Orthophosphate, water, filtered, milligrams per liter as PO4
00665 91 2016-10-19 2017-08-16 Phosphorus, water, unfiltered, milligrams per liter as phosphorus
00671 33 2016-10-19 2017-08-16 Orthophosphate, water, filtered, milligrams per liter as phosphorus
00900 276 2016-10-19 2017-08-16 Hardness, water, milligrams per liter as calcium carbonate
00905 1 2016-10-19 2017-08-16 Noncarbonate hardness, water, filtered, lab, milligrams per liter as calcium carbonate
00915 276 2016-10-19 2017-08-16 Calcium, water, filtered, milligrams per liter
00925 276 2016-10-19 2017-08-16 Magnesium, water, filtered, milligrams per liter
00930 27 2016-10-19 2017-08-16 Sodium, water, filtered, milligrams per liter
00931 27 2016-10-19 2017-08-16 Sodium adsorption ratio (SAR), water, number
00932 27 2016-10-19 2017-08-16 Sodium fraction of cations, water, percent in equivalents of major cations
00935 27 2016-10-19 2017-08-16 Potassium, water, filtered, milligrams per liter
00940 27 2016-10-19 2017-08-16 Chloride, water, filtered, milligrams per liter
00945 27 2016-10-19 2017-08-16 Sulfate, water, filtered, milligrams per liter
00950 27 2016-10-19 2017-08-16 Fluoride, water, filtered, milligrams per liter
00955 27 2016-10-19 2017-08-16 Silica, water, filtered, milligrams per liter as SiO2
01000 282 2016-10-19 2017-08-16 Arsenic, water, filtered, micrograms per liter
01002 284 2016-10-19 2017-08-16 Arsenic, water, unfiltered, micrograms per liter
01025 281 2016-10-19 2017-08-16 Cadmium, water, filtered, micrograms per liter
01027 283 2016-10-19 2017-08-16 Cadmium, water, unfiltered, micrograms per liter
01034 10 2016-10-19 2017-08-16 Chromium, water, unfiltered, recoverable, micrograms per liter
01040 276 2016-10-19 2017-08-16 Copper, water, filtered, micrograms per liter
01041 2 2016-10-19 2017-08-16 Copper, suspended sediment, recoverable, micrograms per liter
01042 279 2016-10-19 2017-08-16 Copper, water, unfiltered, recoverable, micrograms per liter
01044 2 2016-10-19 2017-08-16 Iron, suspended sediment, recoverable, micrograms per liter
01045 283 2016-10-19 2017-08-16 Iron, water, unfiltered, recoverable, micrograms per liter
01046 282 2016-10-19 2017-08-16 Iron, water, filtered, micrograms per liter
01049 276 2016-10-19 2017-08-16 Lead, water, filtered, micrograms per liter
01050 2 2016-10-19 2017-08-16 Lead, suspended sediment, recoverable, micrograms per liter
01051 278 2016-10-19 2017-08-16 Lead, water, unfiltered, recoverable, micrograms per liter
01055 283 2016-10-19 2017-08-16 Manganese, water, unfiltered, recoverable, micrograms per liter
01056 282 2016-10-19 2017-08-16 Manganese, water, filtered, micrograms per liter
01067 10 2016-10-19 2017-08-16 Nickel, water, unfiltered, recoverable, micrograms per liter
01090 278 2016-10-19 2017-08-16 Zinc, water, filtered, micrograms per liter
01091 2 2016-10-19 2017-08-16 Zinc, suspended sediment, recoverable, micrograms per liter
01092 283 2016-10-19 2017-08-16 Zinc, water, unfiltered, recoverable, micrograms per liter
01106 9 2016-10-19 2017-08-16 Aluminum, water, filtered, micrograms per liter
01300 2 2016-10-19 2017-08-16 Oil and grease, severity, code
01305 2 2016-10-19 2017-08-16 Suds or foam, severity, code
01320 2 2016-10-19 2017-08-16 Floating garbage, severity, code
01325 2 2016-10-19 2017-08-16 Floating algae mats, severity, code
01330 2 2016-10-19 2017-08-16 Odor, atmospheric, severity, code
01340 2 2016-10-19 2017-08-16 Dead fish, severity, code
01345 2 2016-10-19 2017-08-16 Floating debris, severity, code
01350 2 2016-10-19 2017-08-16 Turbidity, severity, code
29801 10 2016-10-19 2017-08-16 Alkalinity, water, filtered, fixed endpoint (pH 4.5) titration, laboratory, milligrams per liter as calcium carbonate
30207 2470 2016-10-19 2017-08-16 Gage height, above datum, meters
30208 16 2016-10-19 2017-08-16 Discharge, cubic meters per second
30209 554 2016-10-19 2017-08-16 Discharge, instantaneous, cubic meters per second
50014 47 2016-10-19 2017-08-16 Transit rate, sampler, minimum, feet per second
50015 26 2016-10-19 2017-08-16 Transit rate, sampler, feet per second
50016 47 2016-10-19 2017-08-16 Transit rate, sampler, maximum, feet per second
50280 56 2016-10-19 2017-08-16 Site visit purpose, code
62855 71 2016-10-19 2017-08-16 Total nitrogen [nitrate + nitrite + ammonia + organic-N], water, unfiltered, analytically determined, milligrams per liter
63676 7 2016-10-19 2017-08-16 Turbidity, water, unfiltered, broad band light source (400-680 nm), detectors at multiple angles including 90 +-30 degrees, ratiometric correction, NTRU
63680 7 2016-10-19 2017-08-16 Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU)
70301 27 2016-10-19 2017-08-16 Dissolved solids, water, filtered, sum of constituents, milligrams per liter
70302 27 2016-10-19 2017-08-16 Dissolved solids, water, short tons per day
70303 27 2016-10-19 2017-08-16 Dissolved solids, water, filtered, short tons per acre-foot
70331 319 2016-10-19 2017-08-16 Suspended sediment, sieve diameter, percent smaller than 0.0625 millimeters
71846 12 2016-10-19 2017-08-16 Ammonia (NH3 + NH4+), water, filtered, milligrams per liter as NH4
71851 33 2016-10-19 2017-08-16 Nitrate, water, filtered, milligrams per liter as nitrate
71856 33 2016-10-19 2017-08-16 Nitrite, water, filtered, milligrams per liter as nitrite
71999 2061 2016-10-19 2017-08-16 Sample purpose, code
72104 16 2016-10-19 2017-08-16 Sample location, distance downstream, feet
72105 2 2016-10-19 2017-08-16 Sample location, distance upstream, feet
72219 49 2016-10-19 2017-08-16 Sampler nozzle material, code
72220 49 2016-10-19 2017-08-16 Sampler nozzle diameter, code
80154 2227 2016-10-19 2017-08-16 Suspended sediment concentration, milligrams per liter
80155 367 2016-10-19 2017-08-16 Suspended sediment discharge, short tons per day
81904 24 2016-10-19 2017-08-16 Velocity at point in stream, feet per second
82398 2296 2016-10-19 2017-08-16 Sampling method, code
84164 2295 2016-10-19 2017-08-16 Sampler type, code
84171 62 2016-10-19 2017-08-16 Sample splitter type, field, code
84182 48 2016-10-19 2017-08-16 Bottle or bag sampler material (construction), code
90095 214 2016-10-19 2017-08-16 Specific conductance, water, unfiltered, laboratory, microsiemens per centimeter at 25 degrees Celsius
90410 17 2016-10-19 2017-08-16 Acid neutralizing capacity, water, unfiltered, fixed endpoint (pH 4.5) titration, laboratory, milligrams per liter as calcium carbonate
91157 31 2016-10-19 2017-08-16 Suspended sediment, sediment mass recovered from whole water sample, dry weight, grams
91158 8 2016-10-19 2017-08-16 Suspended sediment, smaller than 0.063 mm sieve diameter, sediment mass recovered from whole water sample, dry weight, grams
91159 8 2016-10-19 2017-08-16 Suspended sediment, larger than 0.063 mm sieve diameter, sediment mass recovered from whole water sample, dry weight, grams
91165 23 2016-10-19 2017-08-16 Suspended sediment, between 0.063 and 4 mm sieve diameter, sediment mass analyzed for particle size fractions, dry weight, grams
99105 74 2016-10-19 2017-08-16 Type of replicate, code
99111 83 2016-10-19 2017-08-16 Type of quality assurance data associated with sample, code
99156 3 2016-10-19 2017-08-16 Sulfuric acid NWIS lot number, 4.5 N (1:7), 1 mL, National Field Supply Service (NFSS) stock number Q438FLD
99159 54 2016-10-19 2017-08-16 Nitric acid NWIS lot number, 7.5-7.7 N, 2 mL, National Field Supply Service (NFSS) stock number Q436FLD
99161 38 2016-10-19 2017-08-16 Conductance standard NWIS lot number, 100 uS/cm KCl, National Field Supply Service (NFSS) stock number Q43FLD
99163 39 2016-10-19 2017-08-16 Conductance standard NWIS lot number, 500 uS/cm KCl, National Field Supply Service (NFSS) stock number Q45FLD
99164 22 2016-10-19 2017-08-16 Conductance standard NWIS lot number, 750 uS/cm KCl, National Field Supply Service (NFSS) stock number Q46FLD
99165 5 2016-10-19 2017-08-16 Conductance standard NWIS lot number, 1000 uS/cm KCl, National Field Supply Service (NFSS) stock number Q47FLD
99171 40 2016-10-19 2017-08-16 pH 10 Buffer solution, NWIS lot number, National Field Supply Service (NFSS) stock numbers Q122FLD, Q123FLD
99172 12 2016-10-19 2017-08-16 pH 4 Buffer solution, NWIS lot number, National Field Supply Service (NFSS) stock numbers Q124FLD, Q125FLD
99173 39 2016-10-19 2017-08-16 pH 7 Buffer solution, NWIS lot number, National Field Supply Service (NFSS) stock numbers Q126FLD, Q127FLD
99200 2 2016-10-19 2017-08-16 Lot number, first, inorganic-grade water, number
99206 48 2016-10-19 2017-08-16 NWIS lot number, capsule filter, 0.45 micron
99218 4 2016-10-19 2017-08-16 NWIS lot number, disk filter, 0.45 micron
99870 86 2016-10-19 2017-08-16 Julian date, in-bottle digestion, ddd
99872 6 2016-10-19 2017-08-16 Turbidity, water, unfiltered, laboratory, Hach 2100AN, nephelometric turbidity units
 
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