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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)
9/18
Daily
mean
stream-
flow
(ft3/s)
9/19
Change
(ft3/s)
Group Beaverhead County
06006000 Red Rock Cr ab Lakes nr Lakeview MT 28.2 30.1 +1.9 
06012500 Red Rock R bl Lima Reservoir nr Monida MT 59.8 38.1 -21.7 
06016000 Beaverhead River at Barretts MT 365 366 +1 
06017000 Beaverhead River at Dillon MT 101 115 +14 
06023500 Big Hole River near Jackson MT 14.6 15.4 +0.8 
06023800 Big Hole River ab Spring Creek nr Jackson MT 21.1 23.1 +2 
06024020 Big Hole River at Miner Creek nr Jackson MT 29.7 35.6 +5.9 
06024450 Big Hole River bl Big Lake Cr at Wisdom MT 15.3 19.5 +4.2 
06024540 Big Hole River bl Mudd Cr nr Wisdom MT 117 122 +5 
06025250 Big Hole River at Maiden Rock nr Divide MT 261 272 +11 
Group Big Horn County
06287000 Bighorn River near St. Xavier, MT 2,230 2,230 0.0 
06287800 Bighorn River at bridge, at St. Xavier, MT 2,260 2,220 -40 
06288400 Bighorn River at Two Leggins Bridge, near Hardin 2,150 2,090 -60 
06289000 Little Bighorn River at State Line nr Wyola MT 80.6 80.5 -0.1 
06294000 Little Bighorn River near Hardin MT 
       [Adjusted for Agency Canal] 88.5 97.1 +8.59999999999999 
       74.2 82.3 +8.09999999999999 
06295113 Rosebud C at Reservation Bndry nr Kirby MT 16.8 16.8 0.0 
06306300 Tongue River at State Line nr Decker MT 129 131 +2 
06307500 Tongue River at Tongue R Dam nr Decker MT 186 183 -3 
Group Blaine County
06142400 Clear Creek near Chinook MT 0.12 0.13 +0.01 
06151500 Battle Creek near Chinook MT 1.71 1.66 -0.05 
06154100 Milk River near Harlem MT 43.1 42.4 -0.7 
06154400 Peoples Creek near Hays MT 0.04 0.04 0.0 
Group Broadwater County
06036650 Jefferson River near Three Forks MT 542 566 +24 
06054500 Missouri River at Toston MT 1,920 1,990 +70 
Group Carbon County
06207500 Clarks Fork Yellowstone River nr Belfry MT 150 149 -1 
06208500 Clarks Fork Yellowstone River at Edgar MT 
       [Adjusted for White Horse Canal] 309 319 +10 
       323 334 +11 
06209500 Rock Creek near Red Lodge MT 130 128 -2 
06211000 Red Lodge Cr ab Cooney Re nr Boyd MT 61.9 61.2 -0.7 
06211500 Willow Creek near Boyd MT 30.8 28.3 -2.5 
Group Cascade County
06074000 Missouri River at Cascade MT 4,120 4,010 -110 
06077500 Smith River near Eden MT 126 124 -2 
06078200 Missouri River near Ulm MT 4,090 4,160 +70 
06085800 Sun River at Simms MT 220 223 +3 
06088500 Muddy Creek at Vaughn MT 213 211 -2 
06089000 Sun River near Vaughn MT 669 679 +10 
06090300 Missouri River near Great Falls MT 5,160 5,210 +50 
06090500 Belt Creek near Monarch MT 46.8 46.1 -0.7 
Group Chouteau County
06090800 Missouri River at Fort Benton MT 5,260 5,280 +20 
06102050 Marias River near Loma MT 620 616 -4 
06108800 Teton River at Loma MT 47.2 50.3 +3.09999999999999 
06109500 Missouri River at Virgelle MT 5,810 5,880 +70 
Group Custer County
06308500 Tongue River at Miles City, MT 176 174 -2 
06309000 Yellowstone River at Miles City, MT 6,010 6,020 +10 
06326500 Powder River near Locate MT 48.7 49.3 +0.6 
Group Daniels County
06178000 Poplar River at international boundary 0.13 0.19 +0.06 
Group Dawson County
06327500 Yellowstone River at Glendive, MT 6,130 6,060 -70 
Group Deer Lodge County
12323600 Silver Bow Creek at Opportunity MT 43.9 46.3 +2.4 
12323670 Mill Creek nr Anaconda, MT 20.4 21.7 +1.3 
12323700 Mill Creek at Opportunity, MT 2.51 2.69 +0.2 
12323710 Willow Creek nr Anaconda, MT 5.94 6.16 +0.2 
12323720 Willow Creek at Opportunity, MT 9.11 9.45 +0.3 
12323750 Silver Bow Creek at Warm Springs MT 80.2 80.9 +0.7 
12323760 Warm Springs Creek near Anaconda MT 101 108 +7 
12323770 Warm Springs Creek at Warm Springs MT 63.1 67.9 +4.8 
12323800 Clark Fork near Galen MT 107 112 +5 
12323840 Lost Creek near Anaconda MT 3.37 3.86 +0.5 
12323850 Lost Creek near Galen, MT 26.5 27.4 +0.9 
Group Fergus County
06111800 Big Spring Cr at R&B Trading Post nr Lewistown MT 150 149 -1 
06114700 Judith River nr mouth, nr Winifred MT 378 378 0.0 
06115200 Missouri River near Landusky MT 6,150 6,080 -70 
Group Flathead County
12355347 Big Creek below Lookout Creek, near Apgar, MT 28.4 28.1 -0.3 
12355500 N F Flathead River nr Columbia Falls MT 645 639 -6 
12358500 M F Flathead River near West Glacier MT 507 499 -8 
12359800 S F Flathead R ab Twin C nr Hungry Horse MT 315 311 -4 
12362500 S F Flathead River nr Columbia Falls MT 2,210 2,210 0.0 
12363000 Flathead River at Columbia Falls MT 3,660 3,650 -10 
12365700 Stillwater River at Lawrence Park, at Kalispell 61.6 59.1 -2.5 
Group Gallatin County
06037500 Madison River near West Yellowstone, MT 344 351 +7 
06038500 Madison River bl Hebgen Lake nr Grayling MT 947 946 -1 
06043120 Gallatin River above Deer Creek, near Big Sky, MT 287 293 +6 
06043500 Gallatin River near Gallatin Gateway, MT 429 435 +6 
06048650 E Gallatin R ab Water Reclamation Fa nr Bozeman MT 56.1 62.0 +5.9 
06050000 Hyalite C at Hyalite R S nr Bozeman MT 56.9 57.2 +0.3 
06052500 Gallatin River at Logan MT 388 392 +4 
Group Glacier County
05014300 Swiftcurrent Cr ab Swiftcurrent Lk at Many Glacier 11.0 11.1 +0.1 
05014500 Swiftcurrent Creek at Many Glacier MT 27.4 27.2 -0.2 
05017500 St. Mary River near Babb MT 174 176 +2 
05018000 St. Mary Canal at intake near Babb MT 4.25 4.25 0.0 
05018500 St. Mary Canal at St. Mary Crossing near Babb 
      from DCP 0.00 0.00 0.0 
06091700 Two Medicine River bl South Fork nr Browning MT 113 111 -2 
06092020 Two Medicine River ab Badger Cr, nr Piegan, MT 39.6 38.8 -0.8 
06093200 Badger Cr bl Four Horns Canal nr Browning MT 85.3 85.3 0.0 
06098800 Cut Bank Cr ab Gillam Coulee, nr Sundance, MT 13.9 12.4 -1.5 
06099000 Cut Bank Creek at Cut Bank MT 25.9 28.5 +2.6 
06133500 N F Milk River ab St. Mary canal nr Browning MT 14.2 14.2 0.0 
Group Golden Valley County
06125600 Musselshell River ab Big Coulee Creek at Lavina MT 161 161 0.0 
Group Granite County
12325500 Flint Creek near Southern Cross MT 32.2 32.6 +0.4 
12329500 Flint Creek at Maxville MT 107 114 +7 
12330000 Boulder Creek at Maxville MT 17.0 19.8 +2.8 
12331500 Flint Creek near Drummond MT 85.1 92.0 +6.90000000000001 
12331800 Clark Fork near Drummond MT 513 530 +17 
12332000 Middle Fork Rock Cr nr Philipsburg MT 52.3 55.2 +2.90000000000001 
Group Hill County
06135000 Milk River at Eastern Crossing of Int Bndry 6.13 7.69 +1.56 
06139500 Big Sandy Creek near Havre MT 1.94 1.88 -0.06 
06140500 Milk River at Havre MT 80.0 81.1 +1.09999999999999 
Group Jefferson County
06033000 Boulder River near Boulder MT 23.0 24.8 +1.8 
06061500 Prickly Pear Creek near Clancy MT 19.4 20.1 +0.7 
Group Judith Basin County
06110020 Judith River above Carr Creek near Utica MT 19.3 18.9 -0.4 
Group Lake County
12370000 Swan River near Bigfork, MT 424 421 -3 
12372000 Flathead River near Polson MT 4,140 4,150 +10 
12375900 South Crow Creek near Ronan MT 10.7 10.9 +0.2 
12377150 Mission Creek ab reservoir nr St. Ignatius MT 22.3 25.2 +2.9 
12381400 South Fork Jocko River near Arlee MT 22.6 22.7 +0.1 
Group Lewis And Clark County
06062500 Tenmile Creek near Rimini MT 1.83 2.25 +0.4 
06063000 Tenmile Creek near Helena MT 7.19 7.10 -0.09 
06065500 Missouri River bl Hauser Dam near Helena MT 4,140 4,070 -70 
06066500 Missouri River bl Holter Dam nr Wolf Cr MT 4,120 4,050 -70 
06071300 Little Prickly Pear Cr at Wolf Cr MT 42.8 43.6 +0.8 
06073500 Dearborn River near Craig MT 54.9 54.2 -0.7 
06079000 South Fork Sun River near Augusta MT 65.9 65.1 -0.8 
Group Liberty County
06101500 Marias River near Chester MT 600 599 -1 
Group Lincoln County
12301250 Tobacco River at Eureka, MT 58.1 59.1 +1 
12301933 Kootenai River bl Libby Dam nr Libby MT 5,900 5,910 +10 
12302055 Fisher River near Libby MT 64.2 67.2 +3 
12304500 Yaak River near Troy MT 79.0 80.3 +1.3 
12305000 KOOTENAI RIVER AT LEONIA, ID 6,410 6,430 +20 
480608115242901 Libby Wetland Site bl Schrieber Lake nr Libby, MT -- -- -- 
Group Mccone County
06131200 Nelson Creek near Van Norman MT 0.02 0.02 0.0 
06132000 Missouri River below Fort Peck Dam MT -- -- -- 
06177000 Missouri River near Wolf Point MT 7,650 7,030 -620 
06177500 Redwater River at Circle MT 1.68 1.81 +0.1 
Group Madison County
06018500 Beaverhead River near Twin Bridges MT 109 130 +21 
06019500 Ruby River above reservoir near Alder, MT 106 118 +12 
06020600 Ruby River below reservoir near Alder, MT 262 256 -6 
06023000 Ruby River near Twin Bridges MT 134 146 +12 
06023100 Beaverhead River at Twin Bridges, MT Ssn Ssn Ssn 
06025500 Big Hole River near Melrose MT 276 294 +18 
06026210 Big Hole River near Glen MT 278 310 +32 
06026420 Big Hole R bl Hamilton Ditch nr Twin Bridges, MT 184 204 +20 
06026500 Jefferson River near Twin Bridges MT 581 657 +76 
06027600 Jefferson River at Parsons Bdg nr Silver Star, MT Ssn Ssn Ssn 
06035000 Willow Creek near Harrison MT Ssn Ssn Ssn 
06038800 Madison River at Kirby Ranch nr Cameron MT 1,030 1,050 +20 
06040000 Madison River near Cameron MT 1,010 1,040 +30 
06040800 Madison River ab powerplant nr McAllister MT 1,250 1,340 +90 
06041000 Madison River bl Ennis Lake nr McAllister MT 1,290 1,380 +90 
Group Meagher County
06076600 Camas Cr at mouth, nr White Sulphur Springs, MT -- -- -- 
06076690 Smith River near Ft Logan MT 82.6 87.3 +4.7 
06077200 Smith River bl Eagle Cr nr Fort Logan MT 108 113 +5 
463138110580001 NF Smith R ab conf nr White Sulphur Springs -- -- -- 
Group Mineral County
12354000 St. Regis River near St. Regis, MT 73.1 79.5 +6.40000000000001 
12354500 Clark Fork at St. Regis MT 2,720 2,740 +20 
Group Missoula County
12334510 Rock Creek near Clinton MT 306 311 +5 
12334550 Clark Fork at Turah Bridge nr Bonner MT 866 886 +20 
12340000 Blackfoot River near Bonner MT 633 632 -1 
12340500 Clark Fork above Missoula MT 1,490 1,500 +10 
12352500 Bitterroot River near Missoula MT 671 686 +15 
12353000 Clark Fork below Missoula MT 2,090 2,110 +20 
Group Musselshell County
06126500 Musselshell River near Roundup MT 170 166 -4 
06127500 Musselshell River at Musselshell MT 152 156 +4 
Group Park County
06187915 Soda Butte Cr at Park Bndry at Silver Gate 8.45 8.44 -0.01 
06191000 Gardner River near Mammoth, YNP 113 113 0.0 
06191500 Yellowstone River at Corwin Springs MT 1,550 1,540 -10 
06192500 Yellowstone River near Livingston, MT 1,880 1,870 -10 
06192980 Shields River abv Smith Cr, nr Wilsall, MT -- -- -- 
06195600 Shields River nr Livingston MT 60.8 59.7 -1.1 
Group Petroleum County
06130000 Flatwillow Creek near Mosby MT 8.46 8.33 -0.13 
06130500 Musselshell River at Mosby MT 136 138 +2 
Group Phillips County
06155030 Milk River near Dodson MT 158 147 -11 
06155500 Milk River at Malta MT 94.1 166 +71.9 
06164510 Milk River at Juneberg Bridge nr Saco MT 126 125 -1 
06166000 Beaver Cr bl Guston Coulee nr Saco MT -- -- -- 
Group Powder River County
06324500 Powder River at Moorhead MT 49.5 54.9 +5.4 
Group Powell County
12324200 Clark Fork at Deer Lodge MT 177 183 +6 
12324400 Clark Fork ab Little Blackfoot R nr Garrison MT 188 195 +7 
12324590 Little Blackfoot River near Garrison MT 44.2 51.0 +6.8 
12324680 Clark Fork at Goldcreek MT 303 313 +10 
12335100 Blackfoot R ab Nevada Cr nr Helmville MT 164 169 +5 
12335500 Nevada Cr ab reservoir, nr Helmville, MT 0.13 0.14 +0.01 
12338300 NF Blackfoot R ab Dry Gulch nr Ovando MT 173 173 0.0 
Group Ravalli County
12342500 West Fork Bitterroot River nr Conner MT 218 217 -1 
12344000 Bitterroot River near Darby MT 382 392 +10 
12350250 Bitterroot River at Bell Crossing nr Victor MT 368 379 +11 
Group Richland County
06185500 Missouri River near Culbertson MT 10,200 8,750 -1450 
06329500 Yellowstone River near Sidney MT 5,440 5,600 +160 
Group Roosevelt County
06181000 Poplar River near Poplar MT 21.9 21.9 0.0 
06185110 Big Muddy Creek nr mouth nr Culbertson MT 3.65 4.07 +0.4 
Group Rosebud County
06295000 Yellowstone River at Forsyth MT 5,340 5,340 0.0 
06295220 Rosebud C Bel Lame Deer C nr Lame Deer MT 9.40 9.48 +0.08 
06307616 Tongue R at Birney Day School Br nr Birney MT 222 223 +1 
Group Sanders County
12374250 Mill Cr ab Bassoo Cr nr Niarada MT 1.88 1.99 +0.1 
12388700 Flathead River at Perma MT 4,630 4,670 +40 
12389000 Clark Fork near Plains MT 7,570 7,570 0.0 
12389500 Thompson River near Thompson Falls MT 113 118 +5 
12390700 Prospect Creek at Thompson Falls MT 51.1 52.0 +0.9 
Group Sheridan County
06183450 Big Muddy Creek near Antelope MT 4.45 4.66 +0.2 
Group Silver Bow County
06024580 Big Hole River near Wise River MT 151 161 +10 
12323233 Blacktail Creek above Grove Gulch, at Butte, MT 6.86 8.95 +2.09 
12323240 Blacktail Creek at Butte MT -- -- -- 
12323250 Silver Bow Cr bl Blacktail Cr, at Butte, MT 23.8 30.7 +6.9 
Group Stillwater County
06204050 West Rosebud Creek near Roscoe MT 162 163 +1 
06204070 W Rosebud Cr at Emerald Lk Campground nr Roscoe 167 166 -1 
06205000 Stillwater River near Absarokee MT 520 519 -1 
Group Sweet Grass County
06197800 East Boulder River bl Dry Fork Cr nr Mcleod, MT 12.0 11.6 -0.4 
06200000 Boulder River at Big Timber MT 111 109 -2 
Group Teton County
06078500 North Fork Sun River near Augusta MT 89.2 88.8 -0.4 
06082200 Sun River bl Willow Cr nr Augusta MT 184 187 +3 
06102500 Teton River bl South Fork nr Choteau MT 83.8 83.2 -0.6 
06108000 Teton River near Dutton MT 49.6 49.0 -0.6 
Group Toole County
06099500 Marias River near Shelby MT 235 237 +2 
Group Treasure County
06294500 Bighorn River ab Tullock Cr nr Bighorn MT 2,520 2,480 -40 
Group Valley County
06167500 Beaver Creek near Hinsdale MT Rat Rat Rat 
06169500 Rock Creek bl Horse Creek nr int'l boundary 0.62 0.65 +0.03 
06172310 Milk River at Tampico MT 111 106 -5 
06174500 Milk River at Nashua MT 135 136 +1 
Group Wheatland County
06119600 Musselshell River nr Martinsdale, MT 24.2 23.9 -0.3 
06120500 Musselshell River at Harlowton MT 60.5 62.4 +1.9 
06123030 Musselshell River ab Mud Cr nr Shawmut MT 28.4 29.9 +1.5 
Group Yellowstone County
06214500 Yellowstone River at Billings MT 2,990 3,030 +40 
Group Park County, Wyoming
06036805 Firehole River at Old Faithful, YNP 44.0 45.4 +1.4 
06036905 Firehole River near West Yellowstone MT 234 240 +6 
06036940 Tantalus Creek at Norris Junction, YNP 2.91 3.27 +0.4 
06188000 Lamar River nr Tower Ranger Station YNP 137 138 +1 
06190540 Boiling River at Mammoth,YNP 20.4 20.4 0.0 
Group Teton County, Wyoming
06037100 Gibbon River at Madison Jct, YNP 87.0 89.0 +2 
06186500 Yellowstone River at Yellowstone Lk Outlet YNP 1,090 1,080 -10 
Group 000, 94
06178500 East Poplar River at international boundary 2.48 2.42 -0.06 
Group 000, 95
05020500 St. Mary River at International Boundary 230 230 0.0 
Group 000, British Columbia
12355000 Flathead River at Flathead British Columbia 197 195 -2 

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