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Questions or concerns about USGS streamflow data in Montana and Wyoming can be directed to Kirk Miller (kmiller@usgs.gov; 307-775-9168).

Updated September 18, 2020 - USGS water-resources monitoring activities were restored effective August 17, 2020 at the following site:
  • 06088500 Muddy Creek near Vaughn, Montana (POR: 82 years)

Updated June 11, 2020 - USGS water-resources monitoring activities will be restored at the following sites:
  • 12323600 Silver Bow Creek at Opportunity, Montana (POR: 31 years)
  • 12323750 Silver Bow Creek at Warm Springs, Montana (POR: 35 years)


Daily Data for Montana: Streamflow -- 219 site(s) found

PROVISIONAL DATA SUBJECT TO REVISION




Customize table to display other current-condition parameters
Station
Number
Station name Daily
mean
stream-
flow
(ft3/s)
9/19
Daily
mean
stream-
flow
(ft3/s)
9/20
Change
(ft3/s)
Group UPPER MISSOURI RIVER BASIN
06006000 Red Rock Cr ab Lakes nr Lakeview MT 30.1 30.8 +0.7 
06012500 Red Rock R bl Lima Reservoir nr Monida MT 38.1 36.0 -2.1 
06016000 Beaverhead River at Barretts MT 366 351 -15 
06017000 Beaverhead River at Dillon MT 115 116 +1 
06018500 Beaverhead River near Twin Bridges MT 130 153 +23 
06019500 Ruby River above reservoir near Alder, MT 118 134 +16 
06020600 Ruby River below reservoir near Alder, MT 256 251 -5 
06023000 Ruby River near Twin Bridges MT 146 154 +8 
06023100 Beaverhead River at Twin Bridges, MT Ssn Ssn Ssn 
06023500 Big Hole River near Jackson MT 15.4 16.3 +0.9 
06023800 Big Hole River ab Spring Creek nr Jackson MT 23.1 24.4 +1.3 
06024020 Big Hole River at Miner Creek nr Jackson MT 35.6 38.9 +3.3 
06024450 Big Hole River bl Big Lake Cr at Wisdom MT 19.5 24.5 +5 
06024540 Big Hole River bl Mudd Cr nr Wisdom MT 122 128 +6 
06024580 Big Hole River near Wise River MT 161 185 +24 
06025250 Big Hole River at Maiden Rock nr Divide MT 272 291 +19 
06025500 Big Hole River near Melrose MT 294 309 +15 
06026210 Big Hole River near Glen MT 310 332 +22 
06026420 Big Hole R bl Hamilton Ditch nr Twin Bridges, MT 204 229 +25 
06026500 Jefferson River near Twin Bridges MT 657 757 +100 
06027600 Jefferson River at Parsons Bdg nr Silver Star, MT Ssn Ssn Ssn 
06033000 Boulder River near Boulder MT 24.8 30.2 +5.4 
06035000 Willow Creek near Harrison MT Ssn Ssn Ssn 
06036650 Jefferson River near Three Forks MT 566 616 +50 
06036805 Firehole River at Old Faithful, YNP 45.4 47.4 +2 
06036905 Firehole River near West Yellowstone MT 240 254 +14 
06036940 Tantalus Creek at Norris Junction, YNP 3.27 3.02 -0.25 
06037100 Gibbon River at Madison Jct, YNP 89.0 92.7 +3.7 
06037500 Madison River near West Yellowstone, MT 351 372 +21 
06038500 Madison River bl Hebgen Lake nr Grayling MT 946 945 -1 
06038800 Madison River at Kirby Ranch nr Cameron MT 1,050 1,060 +10 
06040000 Madison River near Cameron MT 1,040 1,050 +10 
06040800 Madison River ab powerplant nr McAllister MT 1,340 1,490 +150 
06041000 Madison River bl Ennis Lake nr McAllister MT 1,380 1,530 +150 
06043120 Gallatin River above Deer Creek, near Big Sky, MT 293 311 +18 
06043500 Gallatin River near Gallatin Gateway, MT 435 476 +41 
06048650 E Gallatin R ab Water Reclamation Fa nr Bozeman MT 62.0 69.9 +7.90000000000001 
06050000 Hyalite C at Hyalite R S nr Bozeman MT 57.2 56.8 -0.4 
06052500 Gallatin River at Logan MT 392 415 +23 
06054500 Missouri River at Toston MT 1,990 2,160 +170 
06061500 Prickly Pear Creek near Clancy MT 20.1 22.5 +2.4 
06062500 Tenmile Creek near Rimini MT 2.25 2.20 -0.05 
06063000 Tenmile Creek near Helena MT 7.10 8.06 +0.960000000000001 
06065500 Missouri River bl Hauser Dam near Helena MT 4,070 4,090 +20 
06066500 Missouri River bl Holter Dam nr Wolf Cr MT 4,050 4,080 +30 
06071300 Little Prickly Pear Cr at Wolf Cr MT 43.6 45.0 +1.4 
06073500 Dearborn River near Craig MT 54.2 54.2 0.0 
06074000 Missouri River at Cascade MT 4,010 3,990 -20 
06076600 Camas Cr at mouth, nr White Sulphur Springs, MT -- -- -- 
06076690 Smith River near Ft Logan MT 87.3 92.6 +5.3 
06077200 Smith River bl Eagle Cr nr Fort Logan MT 113 121 +8 
06077500 Smith River near Eden MT 124 129 +5 
06078200 Missouri River near Ulm MT 4,160 4,130 -30 
06078500 North Fork Sun River near Augusta MT 88.8 91.3 +2.5 
06079000 South Fork Sun River near Augusta MT 65.1 69.1 +4 
06082200 Sun River bl Willow Cr nr Augusta MT 187 183 -4 
06085800 Sun River at Simms MT 223 218 -5 
06088500 Muddy Creek at Vaughn MT 211 182 -29 
06089000 Sun River near Vaughn MT 679 630 -49 
463138110580001 NF Smith R ab conf nr White Sulphur Springs -- -- -- 
Group LOWER MISSOURI RIVER BASIN
06090300 Missouri River near Great Falls MT 5,210 5,260 +50 
06090500 Belt Creek near Monarch MT 46.1 46.3 +0.2 
06090800 Missouri River at Fort Benton MT 5,280 5,350 +70 
06091700 Two Medicine River bl South Fork nr Browning MT 111 109 -2 
06092020 Two Medicine River ab Badger Cr, nr Piegan, MT 38.8 37.3 -1.5 
06093200 Badger Cr bl Four Horns Canal nr Browning MT 85.3 84.0 -1.3 
06098800 Cut Bank Cr ab Gillam Coulee, nr Sundance, MT 12.4 13.3 +0.9 
06099000 Cut Bank Creek at Cut Bank MT 28.5 30.6 +2.1 
06099500 Marias River near Shelby MT 237 254 +17 
06101500 Marias River near Chester MT 599 601 +2 
06102050 Marias River near Loma MT 616 639 +23 
06102500 Teton River bl South Fork nr Choteau MT 83.2 82.0 -1.2 
06108000 Teton River near Dutton MT 49.0 50.6 +1.6 
06108800 Teton River at Loma MT 50.3 58.7 +8.40000000000001 
06109500 Missouri River at Virgelle MT 5,880 6,010 +130 
06110020 Judith River above Carr Creek near Utica MT 18.9 19.1 +0.2 
06111800 Big Spring Cr at R&B Trading Post nr Lewistown MT 149 151 +2 
06114700 Judith River nr mouth, nr Winifred MT 378 381 +3 
06115200 Missouri River near Landusky MT 6,120 6,130 +10 
06119600 Musselshell River nr Martinsdale, MT 23.9 22.9 -1 
06120500 Musselshell River at Harlowton MT 62.4 59.4 -3 
06123030 Musselshell River ab Mud Cr nr Shawmut MT 29.9 30.4 +0.5 
06125600 Musselshell River ab Big Coulee Creek at Lavina MT 161 159 -2 
06126500 Musselshell River near Roundup MT 166 165 -1 
06127500 Musselshell River at Musselshell MT 156 152 -4 
06130000 Flatwillow Creek near Mosby MT 8.33 8.62 +0.3 
06130500 Musselshell River at Mosby MT 138 142 +4 
06131200 Nelson Creek near Van Norman MT 0.02 0.03 +0.01 
06132000 Missouri River below Fort Peck Dam MT -- -- -- 
06133500 N F Milk River ab St. Mary canal nr Browning MT 14.2 14.0 -0.2 
06135000 Milk River at Eastern Crossing of Int Bndry 7.69 30.1 +22.41 
06139500 Big Sandy Creek near Havre MT 1.88 3.08 +1.2 
06140500 Milk River at Havre MT 81.1 89.0 +7.90000000000001 
06142400 Clear Creek near Chinook MT 0.13 0.23 +0.1 
06151500 Battle Creek near Chinook MT 1.66 2.45 +0.8 
06154100 Milk River near Harlem MT 42.4 42.8 +0.4 
06154400 Peoples Creek near Hays MT 0.04 0.04 0.0 
06155030 Milk River near Dodson MT 147 129 -18 
06155500 Milk River at Malta MT 166 160 -6 
06164510 Milk River at Juneberg Bridge nr Saco MT 125 140 +15 
06166000 Beaver Cr bl Guston Coulee nr Saco MT -- -- -- 
06167500 Beaver Creek near Hinsdale MT Rat Rat Rat 
06169500 Rock Creek bl Horse Creek nr int'l boundary 0.65 0.89 +0.2 
06172310 Milk River at Tampico MT 106 113 +7 
06174500 Milk River at Nashua MT 136 135 -1 
06177000 Missouri River near Wolf Point MT 7,030 7,100 +70 
06177500 Redwater River at Circle MT 1.81 2.05 +0.2 
06178000 Poplar River at international boundary 0.19 0.29 +0.1 
06178500 East Poplar River at international boundary 2.42 2.79 +0.4 
06181000 Poplar River near Poplar MT 21.9 22.1 +0.2 
06183450 Big Muddy Creek near Antelope MT 4.66 4.83 +0.2 
06185110 Big Muddy Creek nr mouth nr Culbertson MT 4.07 3.44 -0.63 
06185500 Missouri River near Culbertson MT 8,750 7,580 -1170 
Group YELLOWSTONE RIVER BASIN
06186500 Yellowstone River at Yellowstone Lk Outlet YNP 1,080 1,070 -10 
06187915 Soda Butte Cr at Park Bndry at Silver Gate 8.44 8.47 +0.03 
06188000 Lamar River nr Tower Ranger Station YNP 138 144 +6 
06190540 Boiling River at Mammoth,YNP 20.4 20.5 +0.1 
06191000 Gardner River near Mammoth, YNP 113 117 +4 
06191500 Yellowstone River at Corwin Springs MT 1,540 1,560 +20 
06192500 Yellowstone River near Livingston, MT 1,870 1,880 +10 
06192980 Shields River abv Smith Cr, nr Wilsall, MT Rat Rat Rat 
06195600 Shields River nr Livingston MT 59.7 61.2 +1.5 
06197800 East Boulder River bl Dry Fork Cr nr Mcleod, MT 11.6 11.8 +0.2 
06200000 Boulder River at Big Timber MT 109 107 -2 
06204050 West Rosebud Creek near Roscoe MT 163 162 -1 
06204070 W Rosebud Cr at Emerald Lk Campground nr Roscoe 166 164 -2 
06205000 Stillwater River near Absarokee MT 519 509 -10 
06207500 Clarks Fork Yellowstone River nr Belfry MT 149 145 -4 
06208500 Clarks Fork Yellowstone River at Edgar MT 
       [Adjusted for White Horse Canal] 319 332 +13 
       334 348 +14 
06209500 Rock Creek near Red Lodge MT 128 127 -1 
06211000 Red Lodge Cr ab Cooney Re nr Boyd MT 61.2 60.7 -0.5 
06211500 Willow Creek near Boyd MT 28.3 27.6 -0.7 
06214500 Yellowstone River at Billings MT 3,030 2,980 -50 
06287000 Bighorn River near St. Xavier, MT 2,230 2,240 +10 
06287800 Bighorn River at bridge, at St. Xavier, MT 2,220 2,210 -10 
06288400 Bighorn River at Two Leggins Bridge, near Hardin 2,090 2,070 -20 
06289000 Little Bighorn River at State Line nr Wyola MT 80.5 80.6 +0.1 
06294000 Little Bighorn River near Hardin MT 
       [Adjusted for Agency Canal] 97.1 102 +4.90000000000001 
       82.3 86.6 +4.3 
06294500 Bighorn River ab Tullock Cr nr Bighorn MT 2,480 2,470 -10 
06295000 Yellowstone River at Forsyth MT 5,340 5,300 -40 
06295113 Rosebud C at Reservation Bndry nr Kirby MT 16.8 16.9 +0.1 
06295220 Rosebud C Bel Lame Deer C nr Lame Deer MT 9.48 8.55 -0.93 
06306300 Tongue River at State Line nr Decker MT 131 131 0.0 
06307500 Tongue River at Tongue R Dam nr Decker MT 183 181 -2 
06307616 Tongue R at Birney Day School Br nr Birney MT 223 225 +2 
06308500 Tongue River at Miles City, MT 174 163 -11 
06309000 Yellowstone River at Miles City, MT 6,020 5,970 -50 
06324500 Powder River at Moorhead MT 54.9 52.7 -2.2 
06326500 Powder River near Locate MT 49.3 44.0 -5.3 
06327500 Yellowstone River at Glendive, MT 6,060 5,980 -80 
06329500 Yellowstone River near Sidney MT 5,600 5,520 -80 
Group UPPER COLUMBIA RIVER BASIN
12301250 Tobacco River at Eureka, MT 59.1 63.3 +4.2 
12301933 Kootenai River bl Libby Dam nr Libby MT 5,910 5,920 +10 
12302055 Fisher River near Libby MT 67.2 68.9 +1.7 
12304500 Yaak River near Troy MT 80.3 82.3 +2 
12305000 KOOTENAI RIVER AT LEONIA, ID 6,430 6,440 +10 
12323233 Blacktail Creek above Grove Gulch, at Butte, MT 8.95 8.13 -0.82 
12323240 Blacktail Creek at Butte MT -- -- -- 
12323250 Silver Bow Cr bl Blacktail Cr, at Butte, MT 30.7 26.4 -4.3 
12323600 Silver Bow Creek at Opportunity MT 46.3 50.4 +4.1 
12323670 Mill Creek nr Anaconda, MT 21.7 22.4 +0.7 
12323700 Mill Creek at Opportunity, MT 2.69 3.30 +0.6 
12323710 Willow Creek nr Anaconda, MT 6.16 6.18 +0.02 
12323720 Willow Creek at Opportunity, MT 9.45 10.0 +0.6 
12323750 Silver Bow Creek at Warm Springs MT 80.9 81.8 +0.9 
12323760 Warm Springs Creek near Anaconda MT 108 115 +7 
12323770 Warm Springs Creek at Warm Springs MT 67.9 75.5 +7.59999999999999 
12323800 Clark Fork near Galen MT 112 120 +8 
12323840 Lost Creek near Anaconda MT 3.86 3.83 -0.03 
12323850 Lost Creek near Galen, MT 27.4 31.3 +3.9 
12324200 Clark Fork at Deer Lodge MT 183 198 +15 
12324400 Clark Fork ab Little Blackfoot R nr Garrison MT 195 211 +16 
12324590 Little Blackfoot River near Garrison MT 51.0 53.1 +2.1 
12324680 Clark Fork at Goldcreek MT 313 332 +19 
12325500 Flint Creek near Southern Cross MT 32.6 32.6 0.0 
12329500 Flint Creek at Maxville MT 114 119 +5 
12330000 Boulder Creek at Maxville MT 19.8 22.0 +2.2 
12331500 Flint Creek near Drummond MT 92.0 101 +9 
12331800 Clark Fork near Drummond MT 530 590 +60 
12332000 Middle Fork Rock Cr nr Philipsburg MT 55.2 58.4 +3.2 
12334510 Rock Creek near Clinton MT 311 330 +19 
12334550 Clark Fork at Turah Bridge nr Bonner MT 886 954 +68 
12335100 Blackfoot R ab Nevada Cr nr Helmville MT 169 177 +8 
12335500 Nevada Cr ab reservoir, nr Helmville, MT 0.14 0.14 0.0 
12338300 NF Blackfoot R ab Dry Gulch nr Ovando MT 173 175 +2 
12340000 Blackfoot River near Bonner MT 632 647 +15 
12340500 Clark Fork above Missoula MT 1,500 1,570 +70 
12342500 West Fork Bitterroot River nr Conner MT 217 216 -1 
12344000 Bitterroot River near Darby MT 392 405 +13 
12350250 Bitterroot River at Bell Crossing nr Victor MT 379 387 +8 
12352500 Bitterroot River near Missoula MT 686 730 +44 
12353000 Clark Fork below Missoula MT 2,110 2,220 +110 
12354000 St. Regis River near St. Regis, MT 79.5 85.7 +6.2 
12354500 Clark Fork at St. Regis MT 2,740 2,780 +40 
12355000 Flathead River at Flathead British Columbia 195 193 -2 
12355347 Big Creek below Lookout Creek, near Apgar, MT 28.1 28.0 -0.1 
12355500 N F Flathead River nr Columbia Falls MT 639 636 -3 
12358500 M F Flathead River near West Glacier MT 499 499 0.0 
12359800 S F Flathead R ab Twin C nr Hungry Horse MT 311 321 +10 
12362500 S F Flathead River nr Columbia Falls MT 2,210 2,220 +10 
12363000 Flathead River at Columbia Falls MT 3,650 3,650 0.0 
12365700 Stillwater River at Lawrence Park, at Kalispell 59.1 57.8 -1.3 
12370000 Swan River near Bigfork, MT 421 430 +9 
12372000 Flathead River near Polson MT 4,150 4,140 -10 
12374250 Mill Cr ab Bassoo Cr nr Niarada MT 1.99 2.55 +0.6 
12375900 South Crow Creek near Ronan MT 10.9 11.3 +0.4 
12377150 Mission Creek ab reservoir nr St. Ignatius MT 25.2 37.2 +12 
12381400 South Fork Jocko River near Arlee MT 22.7 23.6 +0.900000000000002 
12388700 Flathead River at Perma MT 4,670 4,680 +10 
12389000 Clark Fork near Plains MT 7,570 7,620 +50 
12389500 Thompson River near Thompson Falls MT 118 120 +2 
12390700 Prospect Creek at Thompson Falls MT 52.0 50.7 -1.3 
480608115242901 Libby Wetland Site bl Schrieber Lake nr Libby, MT -- -- -- 
Group HUDSON BAY BASIN
05014300 Swiftcurrent Cr ab Swiftcurrent Lk at Many Glacier 11.1 11.8 +0.7 
05014500 Swiftcurrent Creek at Many Glacier MT 27.2 28.4 +1.2 
05017500 St. Mary River near Babb MT 176 177 +1 
05018000 St. Mary Canal at intake near Babb MT 4.25 4.56 +0.3 
05018500 St. Mary Canal at St. Mary Crossing near Babb 
      from DCP 0.00 0.00 0.0 
05020500 St. Mary River at International Boundary 230 232 +2 

Data status codes:
  --     Parameter not determined
  Rat     Rating being developed or revised
  Ssn     Parameter monitored seasonally