| Acorn Creek | 21.3 | 21 |
| Akokala Creek | 15.8 | 16 |
| Alice Creek | 16.1 | 16 |
| Alkali Creek (Careless Creek tributary) | 26.7 | 27 |
| Alkali Creek (Flatwillow Creek tributary) | 17.7 | 18 |
| Alkali Creek (McDonald Creek (Box Elder Creek (Flatwillow Creek tributary)) - North Fork) | 19.6 | 20 |
| Alkali Creek (Milk River tributary) | 29.7 | 53 |
| Alkali Creek (Musselshell River tributary) | 16 | 16 |
| Alkali Creek (Powder River tributary) | 32.8 | 33 |
| Alkali Creek (Roberts Creek tributary) | 15.7 | 16 |
| Alkali Creek (Yellowstone River tributary) | 56.2 | 77 |
| Als Creek | 29.9 | 30 |
| American Fork | 43.1 | 91 |
| Anaconda Creek | 17.7 | 18 |
| Antelope Creek (Big Muddy Creek tributary) | 23.3 | 23 |
| Antelope Creek (Buffalo Creek tributary) | 29.7 | 30 |
| Antelope Creek (Judith River tributary) | 30.5 | 31 |
| Antelope Creek (Little Dry Creek tributary) | 16.6 | 17 |
| Antelope Creek (Milk River tributary) | 27.7 | 58 |
| Antelope Creek (Missouri River tributary) | 20 | 20 |
| Antelope Creek (Musselshell River tributary) | 37.7 | 38 |
| Antelope Creek - North Fork (Milk River tributary) | 14.5 | 15 |
| Antelope Creek (Redwater River tributary) | 14.1 | 14 |
| Antelope Creek (Sacagawea River tributary) | 32.3 | 32 |
| Antelope Creek - South Fork (Milk River tributary) | 15.6 | 16 |
| Armells Creek - East Fork (Yellowstone River tributary) | 57.1 | 71 |
| Armells Creek (Missouri River tributary) | 99.1 | 216 |
| Armells Creek - West Fork (Yellowstone River tributary) | 34 | 34 |
| Armells Creek (Yellowstone River tributary) | 28.7 | 134 |
| Arrow Creek (Missouri River tributary) | 110 | 407 |
| Arrow Creek (Yellowstone River tributary) | 23.7 | 24 |
| Ash Creek (Crow Rock Creek tributary) | 17.2 | 17 |
| Ash Creek (O'Fallon Creek tributary) | 20.4 | 20 |
| Ash Creek (O'Fallon Creek tributary) | 14.1 | 14 |
| Ash Creek (Powder River tributary) | 33 | 33 |
| Ash Creek (Redwater River tributary) | 29.2 | 29 |
| Ash Creek (Tongue River tributary) | 37 | 37 |
| Ash Creek (Tongue River tributary) | 6.4 | 6 |
| Ash Creek (Tullock Creek - West Fork tributary) | 20.5 | 21 |
| Ash Creek (Yellowstone River tributary) | 15.1 | 15 |
| Ashley Creek | 50.5 | 51 |
| Assiniboine Creek | 34.3 | 34 |
| Auchard Creek | 25.7 | 26 |
| Avalanche Creek | 18.6 | 19 |
| Badger Creek (Tongue River tributary) | 2.7 | 3 |
| Badger Creek (Two Medicine River tributary) | 42 | 86 |
| Badland Creek | 14.8 | 15 |
| Bad Route Creek | 33.8 | 100 |
| Bad Route Creek - East Fork | 28.9 | 29 |
| Bad Route Creek - Middle Fork | 22.3 | 22 |
| Bad Route Creek - West Fork | 14.9 | 15 |
| Bangtail Creek | 13.7 | 14 |
| Basin Creek (Boulder River (Jefferson River tributary)) | 16.7 | 17 |
| Basin Creek (Sage Creek (Red Rock River tributary)) | 18 | 18 |
| Basin Creek (Sand Creek (Big Dry Creek tributary)) | 18.1 | 18 |
| Battle Creek - East Fork (Milk River tributary) | 45.3 | 45 |
| Battle Creek (Milk River tributary) | 74.4 | 120 |
| Battle Creek (Sixteenmile Creek tributary) | 22.8 | 23 |
| Bay Horse Creek | 23 | 23 |
| Bean Blossom Creek | 1.1 | 1 |
| Bean Creek | 43.5 | 44 |
| Bear Creek (Box Elder Creek (Flatwillow Creek tributary)) | 46 | 46 |
| Bear Creek (Flathead River - Middle Fork tributary) | 17.4 | 17 |
| Bear Creek (Milk River tributary) | 24.3 | 53 |
| Bear Creek (O'Dell Creek (Madison River tributary)) | 27.3 | 27 |
| Bear Creek (Otter Creek (Tongue River tributary)) | 30.9 | 31 |
| Bear Creek (Sarpy Creek tributary) | 16.8 | 17 |
| Bear Creek - South Fork | 38.7 | 39 |
| Bear Creek (Yellowstone River - Clarks Fork tributary) | 21.1 | 21 |
| Beauchamp Creek | 51.2 | 84 |
| Beauvais Creek | 55.2 | 111 |
| Beaver Creek (Big Muddy Creek tributary) | 16.9 | 17 |
| Beaver Creek (Clark Fork tributary) | 11.2 | 38 |
| Beaver Creek (Cottonwood Creek (Big Spring Creek tributary)) | 26.7 | 27 |
| Beaver Creek (Little Missouri River tributary) | 125.5 | 182 |
| Beaver Creek (Milk River tributary) | 252.4 | 595 |
| Beaver Creek (Milk River tributary) | 51.7 | 52 |
| Beaver Creek (Missouri River tributary) | 15.9 | 16 |
| Beaver Creek (Missouri River tributary) | 19.3 | 19 |
| Beaver Creek (Sarpy Creek tributary) | 17.2 | 31 |
| Beaver Creek (Smith River tributary) | 20.6 | 21 |
| Beaver Creek - South Fork (Sarpy Creek tributary) | 13.7 | 14 |
| Beaver Creek (Stillwater River (Yellowstone River tributary)) | 15.2 | 15 |
| Beaver Creek (Tongue River tributary) | 32.2 | 32 |
| Beaver Creek (Willow Creek (Milk River tributary)) | 16.5 | 17 |
| Beaverhead River | 85.2 | 1,020 |
| Belle Creek | 26.5 | 27 |
| Belt Creek | 90.3 | 228 |
| Belt Creek - Dry Fork | 18.9 | 19 |
| Bennie Peer Creek | 10.8 | 11 |
| Bensley Creek | 14.4 | 14 |
| Berry Creek | 15.2 | 15 |
| Big Bear Creek | 14.2 | 14 |
| Big Beaver Creek | 15.3 | 15 |
| Big Birch Creek | 16.5 | 17 |
| Big Breed Creek | 30 | 49 |
| Big Bull Elk Creek | 17.9 | 18 |
| Big Cherry Creek | 20.2 | 20 |
| Big Coulee Creek | 61.1 | 112 |
| Big Coulee Creek - North Fork | 23.2 | 23 |
| Big Coulee Creek - South Fork | 27.4 | 27 |
| Big Creek (Bitterroot River tributary) | 17.7 | 18 |
| Big Creek (Flathead River - North Fork tributary) | 16.7 | 17 |
| Big Creek (Yellowstone River tributary) | 17.8 | 18 |
| Big Dry Creek | 214.2 | 1,437 |
| Big Elk Creek | 30 | 30 |
| Big Hole River | 159.1 | 1,809 |
| Big Hole River - North Fork | 25.9 | 135 |
| Bighorn River | 129.2 | 1,253 |
| Big Lake Creek | 24.2 | 24 |
| Big Muddy Creek | 201.9 | 638 |
| Big Otter Creek | 33.5 | 66 |
| Big Pipestone Creek | 22.5 | 39 |
| Big Porcupine Creek | 114.4 | 337 |
| Big Ramme Creek | 15.5 | 16 |
| Big Rock Creek | 32.1 | 32 |
| Big Salmon Creek | 20 | 20 |
| Big Sandy Creek | 103.9 | 337 |
| Big Sheep Creek | 21.8 | 74 |
| Big Spring Creek | 34.2 | 136 |
| Big Spring Creek - East Fork | 25.2 | 40 |
| Big Spring Creek - Middle Fork | 14.3 | 14 |
| Big Swamp Creek | 17.8 | 18 |
| Big Timber Creek | 32.1 | 48 |
| Big Warm Creek | 77.4 | 151 |
| Big Wild Horse Creek | 13.9 | 14 |
| Big Willow Creek | 20.9 | 21 |
| Big Woody Creek | 45.5 | 46 |
| Billman Creek | 14.8 | 15 |
| Birch Creek (Big Hole River tributary) | 24.9 | 25 |
| Birch Creek (Missouri River tributary) | 57.4 | 111 |
| Birch Creek (Two Medicine River tributary) | 65.6 | 106 |
| Bird Creek | 26 | 26 |
| Birdtail Creek | 17.8 | 18 |
| Bison Creek | 25.4 | 25 |
| Bitter Creek (Powder River tributary) | 6 | 6 |
| Bitterroot River | 85.5 | 598 |
| Bitterroot River - East Fork | 44.8 | 62 |
| Bitterroot River - West Fork | 44.8 | 120 |
| Black Canyon Creek | 24.3 | 24 |
| Black Creek | 16.6 | 17 |
| Blackfoot River | 130.4 | 546 |
| Blackfoot River - North Fork | 39.6 | 40 |
| Blackleaf Creek | 15.7 | 16 |
| Blacktail Creek (Birch Creek (Two Medicine River tributary)) | 40.7 | 41 |
| Blacktail Creek (Little Missouri River tributary) | 20.6 | 21 |
| Blacktail Creek (Powder River tributary) | 20.1 | 20 |
| Blacktail Deer Creek | 0.3 | 0 |
| Blacktail Deer Creek | 48.9 | 118 |
| Blacktail Deer Creek - East Fork | 23.3 | 23 |
| Blacktail Deer Creek - West Fork | 26.5 | 27 |
| Blake Creek | 19.7 | 44 |
| Blood Creek | 71.3 | 107 |
| Bloody Dick Creek | 30.3 | 30 |
| Blue Creek | 25.9 | 26 |
| Blue Joint Creek | 23.9 | 24 |
| Bluewater Creek | 24.3 | 24 |
| Bluff Creek (Redwater River tributary) | 27.7 | 28 |
| Bluff Creek (Rock Creek (Milk River tributary)) | 43.5 | 44 |
| Boulder Creek (Flint Creek tributary) | 14.2 | 14 |
| Boulder River (Jefferson River tributary) | 83.9 | 157 |
| Boulder River (Yellowstone River tributary) | 66.5 | 119 |
| Bowers Creek | 21.8 | 22 |
| Bowman Creek | 20.3 | 20 |
| Boxelder Creek (Big Muddy Creek tributary) | 17.8 | 18 |
| Boxelder Creek (Big Sandy Creek tributary) | 31.2 | 31 |
| Box Elder Creek (Flatwillow Creek tributary) | 132.2 | 596 |
| Box Elder Creek (Judith River tributary) | 16.9 | 17 |
| Boxelder Creek (Little Missouri River tributary) | 160 | 520 |
| Box Elder Creek (Missouri River tributary) | 46.9 | 47 |
| Boxelder Creek (Poplar River tributary) | 51.2 | 51 |
| Box Elder Creek (Snake Creek tributary) | 34.6 | 35 |
| Box Elder Creek (Yellowstone River tributary) | 43.7 | 44 |
| Bozeman Creek | 16.9 | 17 |
| Brackett Creek | 19.2 | 19 |
| Brackett Creek | 41 | 41 |
| Braun Creek | 16.9 | 17 |
| Brazil Creek | 44.5 | 59 |
| Brickyard Creek | 34.4 | 34 |
| Bridger Creek (East Gallatin River tributary) | 21.5 | 22 |
| Bridger Creek (Yellowstone River tributary) | 20.5 | 21 |
| Brush Creek | 16.1 | 16 |
| Buffalo Creek (Box Elder Creek (Flatwillow Creek tributary)) | 18.2 | 18 |
| Buffalo Creek (Boxelder Creek (Little Missouri River tributary)) | 35.7 | 36 |
| Buffalo Creek (Little Beaver Creek tributary) | 13.8 | 14 |
| Buffalo Creek (Powder River tributary) | 17.9 | 18 |
| Buffalo Creek (Redwater River tributary) | 2 | 18 |
| Buffalo Creek (Ross Fork Creek tributary) | 17.3 | 17 |
| Buffalo Creek (Slough Creek tributary) | 16.4 | 16 |
| Buffalo Creek - South Fork (Redwater River tributary) | 16.4 | 16 |
| Buffalo Creek (Yellowstone River tributary) | 48.4 | 109 |
| Buffalo Springs Creek | 17.6 | 18 |
| Buggy Creek | 41.5 | 100 |
| Bull Creek (Governor Creek tributary) | 15.3 | 15 |
| Bull Creek (Missouri River tributary) | 33.5 | 34 |
| Bull Creek (Tongue River tributary) | 17.2 | 17 |
| Bull Creek (Wilson Creek tributary) | 23 | 23 |
| Bull River | 25.9 | 26 |
| Bull Run Creek | 1.3 | 1 |
| Bullwhacker Coulee | 44.4 | 65 |
| Bunker Creek | 16.1 | 16 |
| Burns Creek | 54.2 | 127 |
| Burns Creek - Middle Fork | 32.7 | 33 |
| Burns Creek - North Fork | 40 | 73 |
| Butcher Creek | 27 | 27 |
| Butte Creek (Poplar River tributary) | 42 | 42 |
| Butte Creek (Powder River tributary) | 27.8 | 28 |
| Butts Coulee | 16.6 | 17 |
| Cabin Creek (Big Sheep Creek tributary) | 17.2 | 17 |
| Cabin Creek (Cow Creek (Missouri River tributary)) | 19.8 | 20 |
| Cabin Creek - Middle Fork (Yellowstone River tributary) | 17.1 | 17 |
| Cabin Creek (Yellowstone River tributary) | 102.6 | 164 |
| Cache Creek | 22.3 | 22 |
| Calf Creek | 71.1 | 71 |
| Camas Creek (Flathead River - North Fork tributary) | 25.5 | 26 |
| Camas Creek (Flathead River tributary) | 16.5 | 17 |
| Camas Creek (Smith River tributary) | 14.3 | 14 |
| Cameron Creek (Bitterroot River - East Fork tributary) | 16.7 | 17 |
| Cameron Creek (Horsethief Creek tributary) | 64.7 | 65 |
| Camp Creek (Big Hole River tributary) | 15.5 | 16 |
| Camp Creek (C K Creek tributary) | 17.1 | 17 |
| Camp Creek (Gallatin River tributary) | 29.5 | 30 |
| Camp Creek (Steve Forks tributary) | 15.7 | 16 |
| Cannonball Creek | 10.2 | 24 |
| Canyon Creek (Big Hole River tributary) | 18.4 | 18 |
| Canyon Creek (Buggy Creek tributary) | 23.2 | 23 |
| Canyon Creek (Little Prickly Pear Creek tributary) | 17.4 | 17 |
| Canyon Creek - North Fork (Tongue River tributary) | 14.2 | 14 |
| Canyon Creek (Shields River tributary) | 14.3 | 14 |
| Canyon Creek - South Fork (Tongue River tributary) | 13 | 13 |
| Canyon Creek (Tongue River tributary) | 2.6 | 30 |
| Canyon Creek (Yellowstone River tributary) | 49.3 | 49 |
| Careless Creek | 74.3 | 387 |
| Carpenter Creek | 14.2 | 14 |
| Cat Creek | 26.7 | 27 |
| Cayuse Creek | 18.4 | 18 |
| Cedar Creek (Cherry Creek tributary) | 37.7 | 102 |
| Cedar Creek (Clark Fork tributary) | 17.2 | 17 |
| Cedar Creek - East Fork (Cherry Creek tributary) | 23.5 | 24 |
| Cedar Creek (O'Dell Creek (Madison River tributary)) | 17.5 | 18 |
| Cedar Creek (Yellowstone River tributary) | 60.9 | 77 |
| Charley Creek | 14.6 | 49 |
| Charley Creek - West Fork | 18.3 | 18 |
| Charlie Creek | 3.1 | 106 |
| Chelsea Creek | 33.5 | 34 |
| Cherry Creek (Little Porcupine Creek (Yellowstone River tributary)) | 25.2 | 25 |
| Cherry Creek (Madison River tributary) | 24 | 24 |
| Cherry Creek (Milk River tributary) | 40.7 | 41 |
| Cherry Creek - North Fork (Yellowstone River tributary) | 26.6 | 27 |
| Cherry Creek (Yellowstone River tributary) | 65.2 | 214 |
| Chimney Creek | 14.6 | 15 |
| Chip Creek (Marias River tributary) | 25 | 25 |
| Chip Creek (Missouri River tributary) | 38.6 | 39 |
| Chippewa Creek | 38 | 38 |
| Chisholm Creek | 30.2 | 30 |
| C K Creek | 49.4 | 67 |
| Clark Fork | 337 | 4,047 |
| Clear Creek (Milk River tributary) | 60.6 | 61 |
| Clear Creek (Rock Creek (Yellowstone River - Clarks Fork tributary)) | 16.8 | 17 |
| Clear Creek - South Fork (Yellowstone River tributary) | 18.9 | 19 |
| Clear Creek (Yellowstone River tributary) | 65.2 | 84 |
| Clearwater River | 45.3 | 79 |
| Clearwater River - West Fork | 15.1 | 15 |
| Coal Bank Creek (Boxelder Creek (Little Missouri River tributary)) | 2.4 | 32 |
| Coal Bank Creek - North Fork | 15.2 | 15 |
| Coal Bank Creek - South Fork | 14.4 | 14 |
| Coal Creek (Boxelder Creek (Little Missouri River tributary)) | 21.7 | 22 |
| Coal Creek (Flathead River - Middle Fork tributary) | 19.4 | 19 |
| Coal Creek (Flathead River - North Fork tributary) | 20.6 | 21 |
| Coal Creek (Poplar River - Middle Fork tributary) | 38.6 | 39 |
| Coal Creek (Powder River tributary) | 27.7 | 28 |
| Coal Creek (South Sunday Creek tributary) | 16.4 | 16 |
| Coal Creek (Yellowstone River tributary) | 15.1 | 15 |
| Coal Mine Coulee | 20.1 | 20 |
| Coffee Creek | 52.1 | 52 |
| Cook Creek | 23.3 | 23 |
| Copper Creek | 15.3 | 15 |
| Cora Creek | 15.7 | 16 |
| Corral Creek | 23 | 23 |
| Corral Creek (Boxelder Creek (Little Missouri River tributary)) | 30.3 | 30 |
| Corral Creek (Hanging Woman Creek tributary) | 13.8 | 14 |
| Corral Creek (Little Beaver Creek tributary) | 10.2 | 10 |
| Corral Creek (Mizpah Creek tributary) | 22.7 | 23 |
| Corral Creek (Redwater River tributary) | 25 | 25 |
| Cotter Creek | 14.8 | 15 |
| Cottonwood Creek (Arrow Creek tributary) | 21.7 | 22 |
| Cottonwood Creek (Big Spring Creek tributary) | 35.8 | 63 |
| Cottonwood Creek (Blackfoot River tributary) | 18.9 | 19 |
| Cottonwood Creek (Frenchman Creek tributary) | 24.2 | 24 |
| Cottonwood Creek (Little Dry Creek tributary) | 17.4 | 17 |
| Cottonwood Creek (Little Missouri River tributary) | 43.7 | 44 |
| Cottonwood Creek (Little Missouri River tributary) | 9 | 79 |
| Cottonwood Creek (Little Porcupine Creek (Yellowstone River tributary)) | 14.1 | 14 |
| Cottonwood Creek (Marias River tributary) | 65.7 | 140 |
| Cottonwood Creek (Milk River tributary) | 57.4 | 128 |
| Cottonwood Creek (Murphy Coulee tributary) | 15.9 | 30 |
| Cottonwood Creek (Musselshell River tributary) | 27.6 | 28 |
| Cottonwood Creek - North Fork (O'Fallon Creek tributary) | 13.7 | 14 |
| Cottonwood Creek - North Fork (Yellowstone River tributary) | 16.6 | 17 |
| Cottonwood Creek (O'Fallon Creek tributary) | 3.2 | 33 |
| Cottonwood Creek (Poplar River - West Fork tributary) | 46.7 | 47 |
| Cottonwood Creek (Redwater River tributary) | 34.6 | 56 |
| Cottonwood Creek (Rock Creek (Missouri River tributary)) | 15.4 | 15 |
| Cottonwood Creek (Rosebud Creek (Yellowstone River tributary)) | 18.4 | 18 |
| Cottonwood Creek (Shields River tributary) | 22.6 | 23 |
| Cottonwood Creek - South Fork (Murphy Coulee tributary) | 14.5 | 15 |
| Cottonwood Creek - South Fork (O'Fallon Creek tributary) | 16.2 | 16 |
| Cottonwood Creek - South Fork (Yellowstone River tributary) | 21.6 | 22 |
| Cottonwood Creek (Yellowstone River - Clarks Fork tributary) | 33.4 | 33 |
| Cottonwood Creek (Yellowstone River - Clarks Fork tributary) | 19.6 | 20 |
| Cottonwood Creek (Yellowstone River tributary) | 40.2 | 40 |
| Cottonwood Creek (Yellowstone River tributary) | 22 | 60 |
| Cottonwood Creek (Yellowstone River tributary) | 25.9 | 26 |
| Cougar Creek | 8.5 | 9 |
| Cowboy Creek | 23.4 | 23 |
| Cow Creek (Missouri River tributary) | 59.9 | 245 |
| Cow Creek (Redwater River tributary) | 47.1 | 47 |
| Cow Creek (Rosebud Creek (Yellowstone River tributary)) | 14.9 | 15 |
| Cow Creek (Sunday Creek (Yellowstone River tributary)) | 17.5 | 18 |
| Cow Gulch | 43.9 | 89 |
| Coyote Creek | 34.6 | 48 |
| Cracker Box Creek | 18.8 | 19 |
| Cripple Horse Creek | 13.9 | 14 |
| Crooked Creek (Bighorn River tributary) | 14.9 | 23 |
| Crooked Creek (Buggy Creek tributary) | 14.1 | 14 |
| Crooked Creek (North Willow Creek tributary) | 15.1 | 15 |
| Crooked Creek - South Fork (Yellowstone River tributary) | 15 | 15 |
| Crooked Creek (Yellowstone River tributary) | 19.3 | 34 |
| Crooked Creek (Yellowstone River tributary) | 17.3 | 17 |
| Cross S Creek | 14.3 | 14 |
| Crow Creek (Belle Fourche River tributary) | 1.5 | 2 |
| Crow Creek - East Fork (Rock Creek (Milk River tributary)) | 22.6 | 23 |
| Crow Creek (Flathead River tributary) | 17.3 | 54 |
| Crow Creek (Missouri River tributary) | 26.1 | 26 |
| Crow Creek (Powder River tributary) | 68.4 | 68 |
| Crow Creek (Rock Creek (Milk River tributary)) | 36.7 | 59 |
| Crow Rock Creek | 60 | 115 |
| C S Creek | 15.6 | 16 |
| Currant Creek | 69.1 | 102 |
| Custer Creek | 45.6 | 80 |
| Cutbank Creek | 18.8 | 19 |
| Cut Bank Creek | 81.9 | 265 |
| Cut Bank Creek - North Fork | 28.9 | 29 |
| Cut Bank Creek - South Fork | 23.5 | 24 |
| Daisy Dean Creek | 35.7 | 36 |
| Danaher Creek | 23.2 | 23 |
| Davis Creek | 20 | 20 |
| Davis Creek | 17.2 | 17 |
| Dead Boy Creek | 16.8 | 17 |
| Deadman Creek (Big Sheep Creek tributary) | 16.2 | 16 |
| Deadman Creek (North Sunday Creek tributary) | 17.3 | 17 |
| Deadman Creek (North Thompson Creek tributary) | 13 | 13 |
| Dean Creek | 21.2 | 21 |
| Dearborn River | 70.7 | 187 |
| Dearborn River - Middle Fork | 14.5 | 15 |
| Dearborn River - South Fork | 16.2 | 16 |
| Deep Creek (Boxelder Creek (Little Missouri River tributary)) | 13.7 | 14 |
| Deep Creek (Missouri River tributary) | 33.5 | 34 |
| Deep Creek (Teton River tributary) | 45.2 | 116 |
| Deep Creek (Willow Creek (Rock Creek (Milk River tributary))) | 29.3 | 29 |
| Deer Creek (Armells Creek (Missouri River tributary)) | 21.4 | 21 |
| Deer Creek (Fly Creek tributary) | 15.6 | 16 |
| Deer Creek - Middle Fork (Yellowstone River tributary) | 24.5 | 25 |
| Deer Creek - North Fork (Yellowstone River tributary) | 27.7 | 28 |
| Deer Creek - South Fork (Yellowstone River tributary) | 32.8 | 57 |
| Deer Creek (Yellowstone River tributary) | 29.8 | 115 |
| Dempsey Creek | 17.4 | 17 |
| D H S Creek | 18.2 | 18 |
| Dick Creek | 14.7 | 15 |
| Divide Creek | 14.1 | 14 |
| Dodson Creek | 34.5 | 59 |
| Dodson Creek - North Fork | 24.1 | 24 |
| Dog Creek (Deep Creek (Teton River tributary)) | 15.4 | 15 |
| Dog Creek (Eagle Creek (Missouri River tributary)) | 22.7 | 23 |
| Dog Creek (Little Blackfoot River tributary) | 18 | 18 |
| Dog Creek (Missouri River tributary) | 98.3 | 165 |
| Douglas Creek | 24 | 24 |
| Dovetail Creek | 45.9 | 46 |
| Drag Creek | 25.5 | 26 |
| Dry Ash Creek | 20 | 20 |
| Dry Blood Creek | 17.4 | 17 |
| Dry Fork Creek | 33.2 | 33 |
| Dry Fork Marias River - Middle Fork | 27.3 | 27 |
| Dry Fork Marias River - South Fork | 18.5 | 19 |
| Dry Head Creek | 20.2 | 20 |
| Dry Wolf Creek | 34.6 | 35 |
| Duck Creek (Beaver Creek (Little Missouri River tributary)) | 9 | 9 |
| Duck Creek (Big Sandy Creek tributary) | 22.2 | 22 |
| Duck Creek - East Fork (Yellowstone River tributary) | 16.1 | 16 |
| Duck Creek (Madison River tributary) | 12.9 | 32 |
| Duck Creek (Missouri River tributary) | 15.5 | 16 |
| Duck Creek (Redwater River tributary) | 6.6 | 49 |
| Duck Creek (Redwater River tributary) | 26.5 | 27 |
| Duck Creek - West Fork (Yellowstone River tributary) | 18.1 | 18 |
| Duck Creek (Yellowstone River tributary) | 4.4 | 39 |
| Dunham Creek | 15.1 | 15 |
| Duval Creek | 26.3 | 26 |
| Eagle Creek (Big Muddy Creek tributary) | 42.3 | 42 |
| Eagle Creek (Missouri River tributary) | 44.5 | 67 |
| Eagle Creek (Rosebud Creek (Yellowstone River tributary)) | 15.7 | 16 |
| Eagle Creek (Smith River tributary) | 15 | 15 |
| Eagle Creek (Willow Creek (Marias River tributary)) | 54.6 | 55 |
| Eagles Nest Coulee | 19 | 19 |
| East Blacktail Creek | 27.6 | 28 |
| East Boulder River | 23.2 | 23 |
| East Buffalo Creek | 31 | 31 |
| East Charlie Creek | 59 | 59 |
| East Duck Creek | 17.5 | 18 |
| Easter Creek | 7.6 | 8 |
| East Gallatin River | 46.4 | 123 |
| East Hardscrabble Creek | 23.6 | 24 |
| East Parrot Creek | 18.8 | 19 |
| East Pass Creek | 4.9 | 5 |
| East Pryor Creek | 44.9 | 45 |
| East Redwater Creek | 50.6 | 88 |
| East Redwater Creek - North Fork | 22.6 | 23 |
| East Rosebud Creek | 38 | 38 |
| East Trail Creek | 17.5 | 18 |
| East Uall Creek | 13.8 | 14 |
| East White Beaver Creek | 32.3 | 32 |
| Elbow Creek | 38.6 | 39 |
| Elk Creek | 34.7 | 81 |
| Elk Creek (Blackfoot River tributary) | 14.1 | 14 |
| Elk Creek (Madison River tributary) | 16.8 | 17 |
| Elk Creek (Otter Creek (Tongue River tributary)) | 16.3 | 16 |
| Elk Creek (Roberts Creek tributary) | 18.5 | 41 |
| Elkhorn Creek | 19.3 | 19 |
| Elk River | 15.6 | 16 |
| Elmhurst Creek | 21.8 | 22 |
| Englejard Creek | 4.5 | 19 |
| Exeter Creek | 15.6 | 16 |
| Falls Creek | 15.1 | 15 |
| Fattig Creek | 31.4 | 31 |
| Fifteenmile Creek (Milk River tributary) | 27 | 27 |
| Fifteenmile Creek (Otter Creek (Tongue River tributary)) | 28.4 | 28 |
| Fifteenmile Creek (White Bear Creek tributary) | 30.9 | 31 |
| Finley Creek | 14.6 | 15 |
| Finley Creek | 16 | 16 |
| Fire Creek | 18.2 | 18 |
| First Hay Creek | 33.4 | 54 |
| First Hay Creek - North Fork | 20.9 | 21 |
| Fish Creek | 105 | 178 |
| Fish Creek (Clark Fork tributary) | 16.6 | 33 |
| Fish Creek - South Fork (Clark Fork tributary) | 16.4 | 16 |
| Fisher River | 33.9 | 146 |
| Fisher River - Pleasant Valley | 44.9 | 45 |
| Fisher River - Silver Butte | 14.5 | 15 |
| Fishtail Creek | 14.8 | 15 |
| Fishtrap Creek | 20.2 | 20 |
| Fivemile Creek | 16.4 | 16 |
| Five Mile Creek | 23.4 | 23 |
| Fivemile Creek (Little Missouri River tributary) | 15.5 | 16 |
| Flat Creek (Arrow Creek tributary) | 61.6 | 62 |
| Flat Creek (Beaver Creek (Milk River tributary)) | 24.7 | 40 |
| Flat Creek (Big Dry Creek tributary) | 26.5 | 27 |
| Flat Creek (Dearborn River tributary) | 42.1 | 60 |
| Flathead Creek | 24 | 52 |
| Flathead River | 157.6 | 1,721 |
| Flathead River - Middle Fork | 88.3 | 235 |
| Flathead River - North Fork | 58.3 | 289 |
| Flathead River - South Fork | 99.6 | 296 |
| Flatiron Creek | 23.3 | 23 |
| Flatwillow Creek | 139.7 | 867 |
| Flatwillow Creek - North Fork | 29.4 | 29 |
| Flatwillow Creek - South Fork | 28 | 28 |
| Flint Creek | 47.8 | 62 |
| Fly Creek | 75.1 | 140 |
| Ford Creek | 21.1 | 21 |
| Ford Creek | 14 | 14 |
| Fords Creek | 72.9 | 107 |
| Forgey Creek | 25.6 | 26 |
| Fork of Beaver Creek (Little Missouri River tributary) | 16.2 | 16 |
| Fortine Creek | 33.5 | 34 |
| Forty Creek | 14.9 | 15 |
| Fortyeight Mile Creek | 2.2 | 2 |
| Foster Creek | 15.8 | 16 |
| Foster Creek | 42.9 | 65 |
| Foster Creek - North Fork | 22.1 | 22 |
| Fox Creek | 38.9 | 98 |
| Fox Creek - East Fork | 22.1 | 22 |
| Fox Creek - Middle Fork | 16.5 | 17 |
| Fox Creek - North Fork | 20.3 | 20 |
| Frank Creek | 19.5 | 20 |
| Frazier Creek | 49.9 | 50 |
| Fred Burr Creek | 24.3 | 42 |
| Frenchman Creek | 82.5 | 107 |
| Frozen Horse Creek | 7.5 | 8 |
| Froze to Death Creek | 21.4 | 61 |
| Froze to Death Creek - East Fork | 18.5 | 19 |
| Froze to Death Creek - West Fork | 21.1 | 21 |
| Gallatin River | 100 | 350 |
| Gallatin River - West Fork | 3.9 | 19 |
| Gallatin River - West Fork - South Fork | 14.6 | 15 |
| Galloway Creek | 24.1 | 24 |
| Gap Creek | 15.1 | 15 |
| Gardner River | 3.1 | 3 |
| Gay Creek | 3.3 | 3 |
| Glacier Creek | 19.2 | 19 |
| Glendive Creek | 56 | 169 |
| Gold Creek (Blackfoot River tributary) | 19.2 | 19 |
| Gold Creek (Clark Fork tributary) | 15.9 | 30 |
| Good Creek | 28.2 | 28 |
| Gordon Creek | 19.8 | 20 |
| Gorman Creek | 16 | 16 |
| Goulding Creek | 19.2 | 19 |
| Government Creek | 20.4 | 20 |
| Governor Creek | 19.9 | 54 |
| Grasshopper Creek | 64 | 64 |
| Grave Creek | 18.3 | 18 |
| Graveyard Creek | 24.7 | 25 |
| Grayling Creek | 10.6 | 11 |
| Greasewood Creek | 2.9 | 35 |
| Greasewood Creek | 13.9 | 14 |
| Greasewood Creek - North Fork | 15.6 | 16 |
| Greasewood Creek - South Fork | 16.4 | 16 |
| Greenleaf Creek | 22.5 | 23 |
| Grey Blanket Creek | 13.8 | 14 |
| Griffin Creek | 22.8 | 39 |
| Griffith Creek | 12 | 43 |
| Grimes Creek | 30.3 | 30 |
| Gypsum Creek | 8.2 | 8 |
| Hackberry Creek | 18.9 | 19 |
| Haddow Creek | 16.2 | 16 |
| Haislett Creek | 13.9 | 14 |
| Halbert Creek | 13.7 | 14 |
| Halfbreed Creek | 14.1 | 14 |
| Hamby Creek | 14.8 | 15 |
| Hanging Woman Creek | 49.4 | 133 |
| Hanging Woman Creek - East Fork | 13.9 | 14 |
| Hanging Woman Creek - West Prong | 0.7 | 1 |
| Hanley Creek | 15.4 | 15 |
| Hard Pan Creek | 13.7 | 14 |
| Hardscrabble Creek | 35.9 | 60 |
| Harmon Creek | 14.5 | 15 |
| Harris Creek | 27.4 | 27 |
| Harvey Creek | 16 | 16 |
| Hatchet Creek | 14.7 | 15 |
| Hawk Creek | 51.2 | 51 |
| Hay Creek (Arrow Creek tributary) | 22.6 | 44 |
| Hay Creek (Crow Rock Creek tributary) | 16.8 | 38 |
| Hay Creek (Flathead River - North Fork tributary) | 19.5 | 20 |
| Hay Creek (Little Beaver Creek tributary) | 13.8 | 14 |
| Hay Creek (Little Dry Creek tributary) | 16.6 | 17 |
| Hay Creek (Little Missouri River tributary) | 21.4 | 21 |
| Hay Creek (Little Porcupine Creek (Yellowstone River tributary)) | 14.4 | 14 |
| Hay Creek (Little Powder River tributary) | 27.2 | 27 |
| Hay Creek (Mizpah Creek tributary) | 14.6 | 15 |
| Hay Creek (O'Fallon Creek tributary) | 19 | 19 |
| Hay Creek (O'Fallon Creek tributary) | 18 | 18 |
| Hay Creek (Pryor Creek tributary) | 22.6 | 23 |
| Hay Creek (Redwater River tributary) | 16.3 | 16 |
| Hay Creek (Timber Creek (Big Dry Creek tributary)) | 19.8 | 20 |
| Hay Creek (Upper Sevenmile Creek tributary) | 14.7 | 15 |
| Haymaker Creek | 16.7 | 39 |
| Haymaker Creek - East Fork | 22.5 | 23 |
| Hell Creek (Poplar River - West Fork tributary) | 29.3 | 29 |
| Hell Creek (Redwater River tributary) | 25 | 25 |
| Hellroaring Creek | 22.1 | 22 |
| Hensley Creek | 14.8 | 15 |
| Hibbard Creek | 37.1 | 54 |
| Hidden Water Creek | 19.8 | 20 |
| Highwood Creek | 40.6 | 41 |
| Hodges Creek | 21.9 | 22 |
| Hogan Creek | 17.7 | 18 |
| Home Creek (Musselshell River tributary) | 19.7 | 20 |
| Home Creek (Otter Creek (Tongue River tributary)) | 30.7 | 31 |
| Hopley Creek | 22.8 | 50 |
| Hopley Creek - East Fork | 13 | 13 |
| Hopley Creek - West Fork | 14 | 14 |
| Horse Creek (Big Porcupine Creek tributary) | 20.2 | 20 |
| Horse Creek (Boxelder Creek (Little Missouri River tributary)) | 25.6 | 26 |
| Horse Creek (Cottonwood Creek (Marias River tributary)) | 30.7 | 31 |
| Horse Creek (Glendive Creek tributary) | 11.6 | 28 |
| Horse Creek (Little Missouri River tributary) | 18.2 | 18 |
| Horse Creek (Little Powder River tributary) | 16.9 | 17 |
| Horse Creek (Musselshell River tributary) | 15.7 | 16 |
| Horse Creek (Powder River tributary) | 15.9 | 16 |
| Horse Creek (Redwater River tributary) | 32.2 | 32 |
| Horse Creek - South Fork (Glendive Creek tributary) | 16.6 | 17 |
| Horse Creek (Yellowstone River tributary) | 20.3 | 20 |
| Horse Prairie Creek | 52.3 | 133 |
| Horsethief Creek | 16.3 | 129 |
| Hot Springs Creek | 14 | 14 |
| Hound Creek | 25.6 | 26 |
| Howard Creek | 36.1 | 36 |
| Howell Creek | 15.7 | 16 |
| H S Creek | 18.6 | 19 |
| Huey Creek | 13.8 | 14 |
| Hughes Creek | 18.3 | 18 |
| Hungry Creek | 19.3 | 19 |
| Hyalite Creek | 38.1 | 38 |
| Indian Creek (Big Porcupine Creek tributary) | 25.5 | 26 |
| Indian Creek (Judith River tributary) | 22.1 | 22 |
| Indian Creek (Madison River tributary) | 17.8 | 18 |
| Indian Creek (Missouri River tributary) | 13.9 | 14 |
| Indian Creek (Otter Creek (Tongue River tributary)) | 24.4 | 24 |
| Indian Creek (Pryor Creek tributary) | 14.1 | 14 |
| Jefferson River | 74.4 | 2,175 |
| Jim Brown Creek | 20.9 | 21 |
| Jocko River | 33.8 | 80 |
| Jocko River - South Fork | 17.8 | 18 |
| Johnson Creek (Big Hole River - North Fork tributary) | 15.6 | 16 |
| Johnson Creek (Pumpkin Creek tributary) | 26.3 | 26 |
| Johny Creek | 14.1 | 14 |
| Jones Creek (Muddy Creek (Teton River tributary)) | 18.7 | 19 |
| Jones Creek (Willow Creek (Musselshell River tributary)) | 22 | 22 |
| Jones Creek (Yellowstone River tributary) | 15.6 | 16 |
| Judith River | 134 | 1,021 |
| Judith River - Middle Fork | 13.8 | 28 |
| Judith River - South Fork | 21.2 | 21 |
| Junction Creek | 17.8 | 18 |
| Keyser Creek | 22.4 | 22 |
| Kills At Night Creek | 24.9 | 25 |
| Kintla Creek | 19 | 19 |
| Kintyre Creek | 15.9 | 16 |
| Kootenai Creek | 13.9 | 14 |
| Kootenai (Kootenay) River | 98.7 | 555 |
| Krug Creek | 31 | 31 |
| Laird Creek | 22.4 | 22 |
| Lake Creek (Big Muddy Creek tributary) | 49.2 | 85 |
| Lake Creek (Kootenai River tributary) | 23.8 | 24 |
| Lake Creek (Mizpah Creek tributary) | 14.6 | 15 |
| Lame Deer Creek | 18.2 | 18 |
| Lame Jones Creek | 35.4 | 35 |
| Lamesteer Creek | 17.9 | 18 |
| Landers Fork | 29.8 | 45 |
| Langs Fork | 22.7 | 23 |
| Larb Creek | 77 | 105 |
| Lay Creek | 20.4 | 20 |
| Lebo Creek | 47.5 | 48 |
| Ledford Creek | 16.8 | 17 |
| Lee Creek | 10 | 10 |
| Libby Creek | 30.6 | 51 |
| Lignite Creek | 14.5 | 15 |
| Lime Creek | 28.5 | 29 |
| Line Creek | 2.1 | 2 |
| Lion Creek | 15.9 | 16 |
| Liscom Creek | 27.9 | 28 |
| Lisk Creek - North Fork (Redwater River tributary) | 22.7 | 23 |
| Lisk Creek (Redwater River tributary) | 20.9 | 21 |
| Lisk Creek (Redwater River tributary) | 5.6 | 63 |
| Lisk Creek - South Fork (Redwater River tributary) | 34.2 | 34 |
| Little Badger Creek | 14.6 | 15 |
| Little Beaver Creek | 11 | 11 |
| Little Beaver Creek (Beaver Creek (Little Missouri River tributary)) | 13.2 | 13 |
| Little Beaver Creek (Little Missouri River tributary) | 93.3 | 217 |
| Little Belt Creek | 17.5 | 18 |
| Little Bighorn River | 117.7 | 462 |
| Little Birch Creek | 19.4 | 19 |
| Little Bitterroot River | 79.2 | 99 |
| Little Blackfoot River | 43 | 76 |
| Little Boulder River | 16.5 | 17 |
| Little Boxelder Creek | 50.1 | 50 |
| Little Brazil Creek | 14.8 | 15 |
| Little Breed Creek | 19.2 | 19 |
| Little Careless Creek | 15.5 | 16 |
| Little Cottonwood Creek | 39.9 | 40 |
| Little Crooked Creek | 19.4 | 19 |
| Little Dry Creek | 102.3 | 524 |
| Little Elk Creek | 24.6 | 25 |
| Little Lake Creek | 19.4 | 19 |
| Little Missouri River | 106.8 | 1,595 |
| Little Muddy Creek | 23.7 | 24 |
| Little Muddy Creek | 40.2 | 58 |
| Little Otter Creek | 16.4 | 16 |
| Little Owl Creek | 15.4 | 15 |
| Little Peoples Creek | 25.8 | 26 |
| Little Pipestone Creek | 16.7 | 17 |
| Little Porcupine Creek - East Fork (Missouri River tributary) | 35.4 | 35 |
| Little Porcupine Creek - East Fork (Yellowstone River tributary) | 19.9 | 20 |
| Little Porcupine Creek (Missouri River tributary) | 64.3 | 186 |
| Little Porcupine Creek - West Fork (Missouri River tributary) | 13.1 | 13 |
| Little Porcupine Creek (Yellowstone River tributary) | 119 | 279 |
| Little Powder River | 74 | 257 |
| Little Powder River - East Fork | 48.9 | 64 |
| Little Prickly Pear Creek | 37.5 | 55 |
| Little Pumpkin Creek | 33.6 | 34 |
| Little Rock Creek | 19.5 | 20 |
| Little Salmon Creek | 19.1 | 19 |
| Little Sandy Creek | 36.5 | 37 |
| Little Sheep Creek | 17.5 | 18 |
| Little Snake Creek | 14 | 14 |
| Little Suction Creek | 21.9 | 22 |
| Little Thompson River | 18.3 | 18 |
| Little Timber Creek | 21 | 21 |
| Little Trout Creek | 16.8 | 17 |
| Little Wall Creek | 42.5 | 43 |
| Little Warm Creek | 41.7 | 42 |
| Little Whitetail Creek | 15.6 | 16 |
| Little Wolf Creek | 13.7 | 14 |
| Little Woody Creek | 25.8 | 26 |
| Little Youngs Creek | 11.1 | 11 |
| Livermore Creek | 16.8 | 17 |
| Locate Creek | 43 | 43 |
| L O Creek | 16.5 | 17 |
| Lodge Creek | 81.1 | 81 |
| Lodge Grass Creek | 67 | 67 |
| Lodgepole Creek | 28.7 | 138 |
| Lodge Pole Creek | 37.9 | 38 |
| Lodgepole Creek - Middle Fork | 26.9 | 27 |
| Lodgepole Creek - North Fork | 20.9 | 21 |
| Lodgepole Creek - South Fork | 61.7 | 62 |
| Logan Creek | 31.3 | 98 |
| Logging Creek (Flathead River - North Fork tributary) | 18.2 | 18 |
| Logging Creek (Tongue River tributary) | 16.4 | 16 |
| Lolo Creek | 31.8 | 47 |
| Lolo Creek - South Fork | 14.9 | 15 |
| Lone Tree Creek (Big Dry Creek tributary) | 31.4 | 31 |
| Lone Tree Creek (Hay Creek (Arrow Creek tributary)) | 20.9 | 21 |
| Lone Tree Creek (Little Dry Creek tributary) | 27.8 | 28 |
| Lone Tree Creek - North Fork (Willow Creek (Milk River tributary)) | 18 | 18 |
| Lone Tree Creek - North Fork (Yellowstone River tributary) | 26.4 | 26 |
| Lone Tree Creek (Sand Creek (Big Dry Creek tributary)) | 17.1 | 17 |
| Lone Tree Creek - South Fork (Willow Creek (Milk River tributary)) | 13.9 | 14 |
| Lonetree Creek (South Indian Creek tributary) | 1.6 | 2 |
| Lone Tree Creek (Willow Creek (Milk River tributary)) | 22.7 | 55 |
| Lone Tree Creek (Yellowstone River tributary) | 33.9 | 60 |
| Long Branch Creek | 16.7 | 17 |
| Long Branch Creek | 13.8 | 14 |
| Long Creek | 23.9 | 24 |
| Longfork Creek | 15.7 | 16 |
| Long Grass Creek | 14.6 | 15 |
| Lost Boy Creek | 18.8 | 19 |
| Lost Creek | 22.7 | 23 |
| Lost Horse Creek | 20.6 | 21 |
| Lost Horse Creek | 14.8 | 15 |
| Lost Soldier Creek | 15.3 | 15 |
| Louie and Scottie Creek | 25 | 25 |
| Louse Creek | 31.2 | 31 |
| Lower Deer Creek | 27.3 | 27 |
| Lower Sevenmile Creek | 39.1 | 39 |
| Lowland Creek | 14.3 | 14 |
| L S Creek | 14.6 | 15 |
| Lyon Creek | 19.5 | 20 |
| Madison River | 135.3 | 412 |
| Madison River - South Fork | 23.5 | 24 |
| Madison River - West Fork | 39.4 | 55 |
| Maginnis Creek | 18.6 | 19 |
| Magpie Creek | 16 | 16 |
| Marias River | 170.7 | 1,808 |
| Marias River - Dry Fork | 61 | 107 |
| McCarty Creek | 16.1 | 16 |
| McCoy Creek | 19.7 | 20 |
| McCune Creek | 27.5 | 28 |
| McDonald Creek (Box Elder Creek (Flatwillow Creek tributary)) | 89.3 | 238 |
| McDonald Creek (Flathead River - Middle Fork tributary) | 34.5 | 35 |
| McDonald Creek - North Fork (Box Elder Creek (Flatwillow Creek tributary)) | 40.3 | 60 |
| McDonald Creek - South Fork (Box Elder Creek (Flatwillow Creek tributary)) | 50.3 | 50 |
| McEachern Creek | 15.5 | 16 |
| McGinnis Creek | 48 | 48 |
| McHessor Creek | 14.5 | 15 |
| Meadow Creek | 18.8 | 19 |
| Medicine Lodge Creek | 34.6 | 35 |
| Merrills Springs Creek | 33.1 | 33 |
| Metzel Creek | 13.6 | 14 |
| Middle Phillips Creek | 19.3 | 19 |
| Miles City Creek | 18 | 18 |
| Milk Creek (Milk River tributary) | 19.6 | 20 |
| Milk Creek (O'Fallon Creek tributary) | 23.8 | 43 |
| Milk Creek - South Fork (O'Fallon Creek tributary) | 19.6 | 20 |
| Milk River | 557.3 | 4,340 |
| Milk River - Middle Fork | 26.1 | 26 |
| Milk River - South Fork | 41.6 | 58 |
| Mill Creek (Fred Burr Creek tributary) | 17.8 | 18 |
| Mill Creek (Hibbard Creek tributary) | 16.5 | 17 |
| Mill Creek (Ruby River tributary) | 21.7 | 22 |
| Mill Creek (Tongue River tributary) | 18.2 | 18 |
| Mill Creek (Yellowstone River tributary) | 22.3 | 22 |
| Miller Coulee | 15.1 | 15 |
| Miller Creek (Bitterroot River tributary) | 18.4 | 18 |
| Miller Creek (Rosebud Creek (Yellowstone River tributary)) | 15.1 | 15 |
| Milligan Creek | 14 | 14 |
| Minerva Creek | 14.6 | 15 |
| Mission Creek | 27.5 | 53 |
| Missouri River | 730.2 | 37,146 |
| Mizpah Creek | 154.6 | 348 |
| Modesty Creek | 14.7 | 15 |
| Monture Creek | 30.3 | 60 |
| Moon Creek | 37.1 | 37 |
| Moose Creek (Big Hole River tributary) | 17 | 17 |
| Moose Creek (Sun River - North Fork tributary) | 15 | 15 |
| Moose Creek (Swamp Creek tributary) | 17.3 | 17 |
| Morgan Creek | 19.8 | 20 |
| Morrell Creek | 18.1 | 18 |
| Morrison Creek | 15.1 | 15 |
| Mud Creek | 21.9 | 22 |
| Mud Creek (Musselshell River - North Fork tributary) | 16.8 | 17 |
| Mud Creek (Peoples Creek tributary) | 14.9 | 15 |
| Muddy Creek (Beauvais Creek tributary) | 25.7 | 26 |
| Muddy Creek - North Fork (Teton River tributary) | 16 | 32 |
| Muddy Creek (Sun River tributary) | 35.9 | 36 |
| Muddy Creek (Teton River tributary) | 90.2 | 156 |
| Mud Springs Creek | 27.4 | 46 |
| Muggins Creek | 61.6 | 78 |
| Murphy Coulee | 29.6 | 60 |
| Muskrat Creek | 24.9 | 25 |
| Musselshell River | 360.3 | 3,964 |
| Musselshell River - North Fork | 42.9 | 74 |
| Musselshell River - South Fork | 39.7 | 40 |
| Mussigbrod Creek | 14.6 | 15 |
| Muster Creek | 31.4 | 31 |
| Neil Creek | 14.6 | 15 |
| Nelson Creek | 39.8 | 40 |
| Nelson Creek | 14.8 | 15 |
| Nest Creek | 15.4 | 15 |
| Nevada Creek | 49.6 | 74 |
| Newlan Creek | 24.3 | 24 |
| Nez Perce Fork | 15.2 | 15 |
| Nicholia Creek | 19.1 | 19 |
| Nickwall Creek | 22.1 | 22 |
| Ninemile Creek | 14.6 | 15 |
| Ninemile Creek | 15.3 | 15 |
| Ninemile Creek | 27.2 | 27 |
| North Butte Creek | 25 | 25 |
| North Cottonwood Creek | 26.9 | 27 |
| North Crow Creek | 14.7 | 15 |
| North Meadow Creek | 20.2 | 20 |
| North Strevell Creek | 13.9 | 14 |
| North Sunday Creek | 72.1 | 135 |
| North Sunday Creek - West Fork | 14.8 | 15 |
| North Thompson Creek | 21.4 | 47 |
| North Willow Creek | 120.7 | 276 |
| North Woman Creek | 33.9 | 34 |
| Nyack Creek | 26.9 | 27 |
| O'Brien Creek | 18.4 | 18 |
| Odell Creek | 19.6 | 20 |
| O'Dell Creek (Madison River tributary) | 13 | 58 |
| O'Dell Creek (Tongue River tributary) | 20.6 | 21 |
| O'Fallon Creek | 160.6 | 740 |
| O'Fallon Creek - East Fork | 26.5 | 42 |
| Ole Creek | 17.9 | 18 |
| Olsen Creek | 14.4 | 14 |
| Onion Creek | 21.5 | 22 |
| Oswego Creek | 29.8 | 45 |
| Oswego Creek - East Fork | 15 | 15 |
| Otis Creek | 14.9 | 15 |
| Otter Creek (Big Muddy Creek tributary) | 18 | 18 |
| Otter Creek - East Fork (Tongue River tributary) | 23.4 | 23 |
| Otter Creek (Tongue River tributary) | 108.1 | 335 |
| Otter Creek (Yellowstone River tributary) | 54.1 | 90 |
| Overwhich Creek | 17.6 | 18 |
| Owl Creek (Belle Fourche River tributary) | 15.3 | 33 |
| Owl Creek (Little Bighorn River tributary) | 52.6 | 68 |
| Owl Creek - South Fork (Belle Fourche River tributary) | 9.6 | 10 |
| Painted Robe Creek | 42.7 | 43 |
| Papoose Creek | 17.7 | 18 |
| Park Creek | 15.2 | 15 |
| Parrot Creek | 3.2 | 22 |
| Pass Creek | 20.6 | 46 |
| Pasture Creek - East Fork (Redwater River tributary) | 15.5 | 16 |
| Pasture Creek (Redwater River tributary) | 20.7 | 58 |
| Pasture Creek (Tusler Creek tributary) | 21.1 | 21 |
| Pasture Creek - West Fork (Redwater River tributary) | 21.9 | 22 |
| Pebble Creek | 7.3 | 7 |
| Pennel Creek | 66 | 66 |
| Peoples Creek | 122.4 | 255 |
| Peoples Creek - South Fork | 33.1 | 118 |
| Pettengill Creek | 20.1 | 20 |
| Phillips Creek | 21.8 | 41 |
| Physic Creek | 17.9 | 18 |
| Pike Creek | 34.4 | 56 |
| Pikes Peak Creek | 13.8 | 14 |
| Pine Creek (O'Fallon Creek tributary) | 30.6 | 31 |
| Pine Creek (O'Fallon Creek tributary) | 17.4 | 17 |
| Pinkham Creek | 22.6 | 23 |
| Pintler Creek | 21.3 | 21 |
| Pipe Creek | 25.9 | 26 |
| Plenty Creek | 20.2 | 20 |
| Plentywood Creek | 30.3 | 30 |
| Plimpton Creek | 19.4 | 19 |
| Plum Creek (Judith River tributary) | 15.6 | 16 |
| Plum Creek (Little Missouri River tributary) | 8.4 | 8 |
| Point Creek | 15 | 15 |
| Pole Creek | 48.1 | 48 |
| Police Creek | 33.7 | 34 |
| Pompeys Pillar Creek | 38.1 | 38 |
| Poorman Creek | 14.3 | 14 |
| Poplar River | 110.3 | 524 |
| Poplar River - East Fork | 21.6 | 22 |
| Poplar River - Middle Fork | 36.5 | 75 |
| Poplar River - West Fork | 93.9 | 224 |
| Porcupine Creek (Bighorn River tributary) | 7.2 | 10 |
| Porcupine Creek - East Fork (Milk River tributary) | 32.4 | 32 |
| Porcupine Creek - Middle Fork (Milk River tributary) | 36.1 | 36 |
| Porcupine Creek (Milk River tributary) | 49.3 | 161 |
| Porcupine Creek (Shields River tributary) | 14 | 14 |
| Porcupine Creek - West Fork (Milk River tributary) | 29.6 | 30 |
| Post Creek | 25.1 | 25 |
| Potter Creek | 27.8 | 28 |
| Powder River | 220.8 | 1,439 |
| Prairie Dog Creek | 13.9 | 14 |
| Prairie Dog Creek | 17.6 | 18 |
| Prairie Elk Creek | 38.8 | 124 |
| Prairie Elk Creek - East Fork | 16.6 | 17 |
| Prat Creek | 17.4 | 17 |
| Prickly Pear Creek | 44.6 | 75 |
| Prospect Creek | 24.6 | 25 |
| Pryor Creek | 115.3 | 234 |
| Pryor Creek - East Fork | 37.3 | 37 |
| Pumpkin Creek | 180.2 | 274 |
| Quartz Creek | 20.7 | 21 |
| Racetrack Creek | 24.9 | 25 |
| Railroad Creek | 45.4 | 45 |
| Ramshorn Creek | 15.2 | 15 |
| Ranch Creek | 27 | 27 |
| Rattlesnake Creek (Beaverhead River tributary) | 28.6 | 29 |
| Rattlesnake Creek (Clark Fork tributary) | 23.6 | 24 |
| Rattlesnake Creek (Little Porcupine Creek (Yellowstone River tributary)) | 15.4 | 15 |
| Rattlesnake Creek (Musselshell River tributary) | 55.7 | 105 |
| Rattlesnake Creek (Suction Creek tributary) | 15.6 | 16 |
| Razor Creek | 43.5 | 62 |
| Red Butte Creek | 18.2 | 18 |
| Red Butte Creek | 14.4 | 14 |
| Red Horse Creek | 14.6 | 15 |
| Red Lodge Creek | 32 | 109 |
| Red Meadow Creek | 14.7 | 15 |
| Red Rock Creek | 32 | 52 |
| Red Rock River | 98.2 | 355 |
| Redwater River | 173.6 | 1,013 |
| Remuda Creek | 12.1 | 29 |
| Remuda Creek - West Fork | 16.5 | 17 |
| Reno Creek | 25.9 | 60 |
| Reno Creek - North Fork | 15.4 | 15 |
| Reno Creek - South Fork | 19.1 | 19 |
| Reservation Creek | 29.4 | 29 |
| Rey Creek | 14.1 | 14 |
| Roanwood Creek | 19.9 | 20 |
| Roaring Lion Creek | 14.9 | 15 |
| Robb Creek | 19 | 19 |
| Roberts Creek | 53.6 | 183 |
| Roberts Creek - East Fork | 29.2 | 29 |
| Rochester Creek | 14.9 | 15 |
| Rock Creek (Big Hole River tributary) | 15.3 | 15 |
| Rock Creek (Bitterroot River tributary) | 20.5 | 21 |
| Rock Creek (Blacktail Deer Creek tributary) | 19.1 | 19 |
| Rock Creek (Clark Fork tributary) | 52.7 | 168 |
| Rock Creek (Clark Fork tributary) | 19.7 | 20 |
| Rock Creek - East Fork (Clark Fork tributary) | 19 | 19 |
| Rock Creek (Fish Creek tributary) | 15.3 | 15 |
| Rock Creek - Middle Fork (Clark Fork tributary) | 24.9 | 44 |
| Rock Creek (Milk River tributary) | 96.2 | 470 |
| Rock Creek (Missouri River tributary) | 39.2 | 55 |
| Rock Creek (Missouri River tributary) | 14.9 | 15 |
| Rock Creek (Shields River tributary) | 22.6 | 23 |
| Rock Creek (Smith River tributary) | 23.9 | 24 |
| Rock Creek (Sun River - North Fork tributary) | 15.3 | 15 |
| Rock Creek (Swamp Creek tributary) | 25.7 | 26 |
| Rock Creek - West Fork (Clark Fork tributary) | 25.2 | 50 |
| Rock Creek - West Fork (Yellowstone River - Clarks Fork tributary) | 21.9 | 22 |
| Rock Creek (Yellowstone River - Clarks Fork tributary) | 64.3 | 212 |
| Rosebud Creek - South Fork | 14.1 | 14 |
| Rosebud Creek (Stillwater River (Yellowstone River tributary)) | 3.9 | 124 |
| Rosebud Creek (Yellowstone River tributary) | 223.7 | 438 |
| Rose Creek | 21.3 | 21 |
| Ross Fork | 24.8 | 25 |
| Ross Fork Creek | 65 | 169 |
| Rotten Grass Creek | 80.3 | 80 |
| Rough Creek | 14.1 | 14 |
| Ruby Creek (Big Hole River - North Fork tributary) | 18.5 | 19 |
| Ruby Creek (Madison River tributary) | 15.9 | 16 |
| Ruby River | 107.8 | 205 |
| Russell Creek | 19.4 | 19 |
| Ryans Fork | 14.1 | 14 |
| Rye Creek | 17.5 | 18 |
| Sacagawea River | 110.3 | 162 |
| Sage Creek (Big Sandy Creek tributary) | 141.5 | 164 |
| Sage Creek (Blood Creek tributary) | 18.7 | 19 |
| Sage Creek (Judith River tributary) | 70.5 | 105 |
| Sage Creek (Red Rock River tributary) | 40.1 | 58 |
| Sage Creek (Shoshone River tributary) | 44.4 | 44 |
| Sage Hen Creek (Musselshell River tributary) | 16.6 | 17 |
| Sage Hen Creek (Willow Creek (Milk River tributary)) | 15.5 | 16 |
| Salt Creek (Judith River tributary) | 16.5 | 17 |
| Sand Coulee Creek | 51.7 | 52 |
| Sand Creek (Big Dry Creek tributary) | 77.1 | 164 |
| Sand Creek (Birch Creek (Missouri River tributary)) | 33.8 | 34 |
| Sand Creek (Lake Creek tributary) | 35.5 | 36 |
| Sand Creek (Missouri River tributary) | 29.4 | 29 |
| Sand Creek (Missouri River tributary) | 19.3 | 33 |
| Sand Creek (Mizpah Creek tributary) | 35.9 | 36 |
| Sand Creek (North Willow Creek tributary) | 15.9 | 16 |
| Sand Creek (Yellowstone River - Clarks Fork tributary) | 19.3 | 19 |
| Sand Creek (Yellowstone River tributary) | 37.7 | 38 |
| Sand Creek (Yellowstone River tributary) | 18.1 | 18 |
| Sand Creek (Yellowstone River tributary) | 18.3 | 18 |
| Sand Creek (Yellowstone River tributary) | 36.1 | 36 |
| Sandstone Creek | 72.8 | 135 |
| Sandstone Creek - South Fork | 28 | 28 |
| Santo Arroyo Creek | 14.9 | 15 |
| Sargent Creek | 13.9 | 14 |
| Sarpy Creek | 105.1 | 185 |
| Sarpy Creek - East Fork | 32.5 | 33 |
| Savoy Creek | 28.7 | 45 |
| Scott Creek | 14.7 | 15 |
| Scott Creek | 14.8 | 15 |
| Second Creek (Pumpkin Creek tributary) | 16.7 | 17 |
| Second Creek (Sand Creek (Big Dry Creek tributary)) | 19.6 | 20 |
| Sevenmile Creek | 14.9 | 15 |
| Sevenmile Creek | 14.1 | 14 |
| Sevenmile Creek | 31 | 31 |
| Seventeenmile Creek | 16.4 | 16 |
| Seventysix Creek | 5.2 | 5 |
| Seymour Creek | 16.4 | 16 |
| Shade Creek | 20.7 | 40 |
| Shade Creek - South Fork | 19.4 | 19 |
| Shavings Creek | 15 | 15 |
| Sheep Creek (Powder River tributary) | 44.7 | 45 |
| Sheep Creek (Redwater River tributary) | 21 | 21 |
| Sheep Creek (Smith River tributary) | 41.2 | 41 |
| Sheep Creek (Willow Creek (Marias River tributary)) | 16.3 | 16 |
| Sheppard Creek | 15.9 | 16 |
| Shields River | 64 | 237 |
| Shonkin Creek | 60.1 | 60 |
| Short Creek (Big Porcupine Creek tributary) | 15.1 | 15 |
| Short Creek (North Thompson Creek tributary) | 12.8 | 13 |
| Shoulder Blade Creek | 22.3 | 22 |
| Silver Tip Creek | 21.7 | 22 |
| Simmons Creek | 36 | 36 |
| Simms Creek | 7.4 | 37 |
| Simms Creek - North Fork | 17.9 | 18 |
| Simms Creek - South Fork | 11.9 | 12 |
| Sioux Creek | 21.1 | 21 |
| Siparyann Creek | 37.9 | 38 |
| Sixmile Creek (Tongue River tributary) | 14.3 | 14 |
| Sixmile Creek (Yellowstone River tributary) | 13.8 | 14 |
| Sixteenmile Creek | 75.7 | 131 |
| Sixteenmile Creek - Middle Fork | 17.2 | 32 |
| Sixteenmile Creek - South Fork | 14.8 | 15 |
| Skalkaho Creek | 26.3 | 26 |
| Skull Creek (Coyote Creek tributary) | 13.8 | 14 |
| Skull Creek (Timber Creek (Big Dry Creek tributary)) | 20.6 | 21 |
| Slaughterhouse Creek | 14.6 | 15 |
| S L Creek | 17.3 | 17 |
| Sleeping Child Creek | 24.9 | 25 |
| Slough Creek | 23.1 | 40 |
| Slough Grass Creek | 14.3 | 14 |
| Smith Creek (Elk Creek tributary) | 25.3 | 46 |
| Smith Creek (Yellowstone River tributary) | 44.8 | 60 |
| Smith Creek (Yellowstone River tributary) | 15.3 | 15 |
| Smith River | 122.3 | 449 |
| Smith River - North Fork | 40.6 | 41 |
| Smith River - South Fork | 46.3 | 46 |
| Smoke Creek | 77.8 | 78 |
| Smoky Butte Creek | 38.9 | 56 |
| Snake Creek (Milk River tributary) | 71.6 | 150 |
| Snake Creek (Rock Creek (Milk River tributary)) | 36.1 | 50 |
| Snow Creek | 15.6 | 16 |
| Soap Creek | 41.9 | 42 |
| Soda Butte Creek | 9.1 | 16 |
| Soda Creek (Boxelder Creek (Little Missouri River tributary)) | 8.5 | 9 |
| Soda Creek (Timber Creek (Big Dry Creek tributary)) | 17.1 | 17 |
| Sourdough Creek | 20.6 | 21 |
| South Boulder River | 23.3 | 23 |
| South Butte Creek | 29 | 29 |
| South Cottonwood Creek (Cottonwood Creek (Little Missouri River tributary)) | 42.8 | 43 |
| South Cottonwood Creek (Gallatin River tributary) | 18.4 | 18 |
| South Creek | 37 | 56 |
| South Creek - North Fork | 19.2 | 19 |
| South Indian Creek | 13.2 | 15 |
| South Spring Creek | 22 | 22 |
| South Sunday Creek | 92.8 | 134 |
| Speelmon Creek | 18.3 | 18 |
| Spokane Creek | 16.7 | 17 |
| Spotted Bear River | 34.9 | 35 |
| Spotted Dog Creek | 14.5 | 15 |
| Sprague Creek | 16.2 | 16 |
| Spring Creek (Beaverhead River tributary) | 16.8 | 17 |
| Spring Creek (Boxelder Creek (Little Missouri River tributary)) | 24 | 24 |
| Spring Creek (Buggy Creek tributary) | 21.2 | 21 |
| Spring Creek (Cabin Creek (Yellowstone River tributary)) | 15.9 | 16 |
| Spring Creek (Careless Creek tributary) | 26.2 | 40 |
| Spring Creek (Cut Bank Creek tributary) | 16.5 | 17 |
| Spring Creek (Fly Creek tributary) | 16.1 | 16 |
| Spring Creek (Little Dry Creek tributary) | 15.8 | 16 |
| Spring Creek (Mizpah Creek tributary) | 24.9 | 25 |
| Spring Creek (Musselshell River - North Fork tributary) | 14.6 | 15 |
| Spring Creek (O'Fallon Creek tributary) | 16.5 | 17 |
| Spring Creek (O'Fallon Creek tributary) | 27.4 | 27 |
| Spring Creek (Pike Creek tributary) | 21.8 | 22 |
| Spring Creek (Powder River tributary) | 29.7 | 52 |
| Spring Creek (Rosebud Creek (Yellowstone River tributary)) | 16.3 | 16 |
| Spring Creek - South Fork (Tongue River tributary) | 14.8 | 15 |
| Spring Creek (Stillwater River (Flathead River tributary)) | 8.4 | 30 |
| Spring Creek (Teton River tributary) | 14.6 | 15 |
| Spring Creek (Tongue River tributary) | 17.8 | 33 |
| Spring Creek (Upper Sevenmile Creek tributary) | 19.9 | 20 |
| Square Creek | 13.7 | 14 |
| Squirrel Creek | 25 | 25 |
| Starved to Death Creek | 22.3 | 22 |
| Stebbins Creek | 14.4 | 14 |
| Steel Creek | 16.7 | 17 |
| Stellar Creek | 43 | 43 |
| Steve Forks | 32.2 | 48 |
| Stickney Creek | 3.6 | 21 |
| Stickney Creek - South Fork | 16.9 | 17 |
| Stillwater River (Flathead River tributary) | 78.2 | 223 |
| Stillwater River (Yellowstone River tributary) | 70.8 | 229 |
| Stinky Creek | 39.3 | 60 |
| Stinky Creek - East Fork | 20.7 | 21 |
| Stocker Creek | 14.3 | 14 |
| Stony Butte Creek | 17.4 | 17 |
| Storm Castle Creek | 14.2 | 14 |
| Straight Creek | 16.3 | 16 |
| Strawberry Creek | 16.7 | 17 |
| St. Regis River | 40.3 | 54 |
| Strevell Creek | 22 | 36 |
| Stump Creek | 30.1 | 30 |
| Suction Creek | 42.4 | 95 |
| Sullivan Creek (Little Bitterroot River tributary) | 19.5 | 20 |
| Sullivan Creek (Redwater River tributary) | 24.7 | 25 |
| Sun Creek | 14.5 | 15 |
| Sunday Creek (Little Bighorn River tributary) | 14.3 | 14 |
| Sunday Creek (Stillwater River (Flathead River tributary)) | 16.4 | 16 |
| Sunday Creek (Yellowstone River tributary) | 15.3 | 302 |
| Sun River | 106.7 | 413 |
| Sun River - North Fork | 27.3 | 58 |
| Sun River - South Fork | 26.7 | 60 |
| Sun River - South Fork - West Fork | 17 | 17 |
| Surprise Creek | 42.8 | 57 |
| Swamp Creek (Big Hole River tributary) | 25 | 68 |
| Swamp Creek (Big Timber Creek tributary) | 16.1 | 16 |
| Swamp Creek (Clark Fork tributary) | 15.3 | 15 |
| Swan River | 93.7 | 129 |
| Sweeney Creek | 35.4 | 35 |
| Sweet Grass Creek | 78.1 | 116 |
| Sweet Grass Creek - East Fork | 19.1 | 19 |
| Sweetwater Creek | 24.5 | 25 |
| Swimming Woman Creek | 47.3 | 47 |
| Taffy Creek | 26.1 | 45 |
| Tallow Creek | 15.2 | 15 |
| Taylor Creek (Gallatin River tributary) | 18.4 | 18 |
| Taylor Creek (Little Dry Creek tributary) | 27.9 | 28 |
| Taylor Creek - North Fork (Otter Creek (Tongue River tributary)) | 11.7 | 12 |
| Taylor Creek (Otter Creek (Tongue River tributary)) | 5.2 | 32 |
| Taylor Creek - South Fork (Otter Creek (Tongue River tributary)) | 14.7 | 15 |
| Telegraph Creek | 14.7 | 15 |
| Tenderfoot Creek | 26.4 | 26 |
| Tenmile Creek (Otter Creek (Tongue River tributary)) | 22 | 22 |
| Tenmile Creek (Otter Creek (Yellowstone River tributary)) | 15.2 | 15 |
| Tenmile Creek (Powder River tributary) | 22.2 | 22 |
| Tenmile Creek (Prickly Pear Creek tributary) | 30.4 | 30 |
| Ten Trees Creek | 14.2 | 14 |
| Teton River | 198.4 | 518 |
| Teton River - North Fork | 20.6 | 21 |
| Teton River - South Fork | 12 | 12 |
| Thirteenmile Creek | 53.3 | 89 |
| Thirteen Mile Creek - Center Fork | 14.4 | 14 |
| Thirteenmile Creek - North Fork | 21.5 | 22 |
| Thirtymile Creek | 53.6 | 118 |
| Thirtymile Creek - East Branch | 15.3 | 15 |
| Thirtymile Creek - Northwest Fork | 23.2 | 23 |
| Thompson Creek (Little Dry Creek tributary) | 45 | 63 |
| Thompson Creek (Little Missouri River tributary) | 64.6 | 112 |
| Thompson Creek (Rosebud Creek (Yellowstone River tributary)) | 14.2 | 14 |
| Thompson River | 49.9 | 88 |
| Three Bar Creek | 25 | 25 |
| Threemile Creek | 18.2 | 18 |
| Three Mile Creek | 16.3 | 16 |
| Tie Creek (Big Hole River - North Fork tributary) | 16.5 | 17 |
| Tie Creek (Little Missouri River tributary) | 28 | 28 |
| Tie Creek (Tongue River tributary) | 14.1 | 14 |
| Timber Creek (Big Dry Creek tributary) | 91.2 | 149 |
| Timber Creek (Elk Creek (Roberts Creek tributary)) | 22.1 | 22 |
| Timber Creek (Powder River tributary) | 48 | 48 |
| Timber Creek (Sandstone Creek tributary) | 19.3 | 19 |
| Timber Fork | 19.4 | 19 |
| Tin Cup Coulee | 15.4 | 15 |
| Tin Cup Creek | 17 | 17 |
| Tin Cup Joe Creek | 14.7 | 15 |
| Tobacco River | 17.6 | 69 |
| Tomato Can Creek | 24.1 | 24 |
| Tom Miner Creek | 14.7 | 15 |
| Tongue River | 220.5 | 1,508 |
| Tony Creek | 21.8 | 22 |
| Trail Creek (Big Hole River - North Fork tributary) | 24.1 | 24 |
| Trail Creek (Boxelder Creek (Little Missouri River tributary)) | 16.6 | 17 |
| Trail Creek (Hanging Woman Creek tributary) | 22.5 | 45 |
| Trail Creek (Horse Prairie Creek tributary) | 15.6 | 16 |
| Trail Creek (Willow Creek (Marias River tributary)) | 41.8 | 59 |
| Trapper Creek | 19.3 | 19 |
| Trout Creek (Clark Fork tributary) | 15 | 15 |
| Trout Creek (Missouri River tributary) | 19.8 | 20 |
| Trout Creek (Porcupine Creek (Bighorn River tributary)) | 2.3 | 2 |
| Trout Creek (Smith River tributary) | 18 | 18 |
| Trout Creek (Stillwater River (Yellowstone River tributary)) | 18.3 | 18 |
| Trumbull Creek | 22 | 22 |
| Tule Creek | 49.6 | 50 |
| Tullock Creek | 66 | 166 |
| Tullock Creek - East Fork | 24.4 | 24 |
| Tullock Creek - Middle Fork | 20.9 | 21 |
| Tullock Creek - West Fork | 34.6 | 76 |
| Tusler Creek | 24.6 | 46 |
| Twelvemile Creek | 14 | 14 |
| Twelve Mile Creek | 21.2 | 21 |
| Twentymile Creek | 14.5 | 15 |
| Twin Creek (Flathead River - South Fork tributary) | 17.2 | 17 |
| Twin Creek (Pass Creek tributary) | 6.5 | 7 |
| Two Calf Creek | 41.4 | 65 |
| Two Calf Creek - South Fork | 23.2 | 23 |
| Two Medicine River | 88.2 | 323 |
| Two Medicine River - South Fork | 27.7 | 28 |
| Two Tree Creek | 14.2 | 14 |
| Uall Creek | 38.1 | 52 |
| Union Creek | 21.6 | 22 |
| Upper Deer Creek | 23.6 | 24 |
| Upper Sevenmile Creek | 58.9 | 113 |
| Upper Willow Creek | 21.7 | 22 |
| Vail Creek | 34.1 | 34 |
| Valley Creek | 14.8 | 42 |
| Valley Creek | 13.7 | 14 |
| Valley Creek - North Fork | 14.7 | 15 |
| Valley Creek - South Fork | 12.7 | 13 |
| Vermilion River | 24.3 | 24 |
| Volney Creek | 19.7 | 20 |
| Waite Creek | 20.6 | 21 |
| Warm Spring Creek | 50.3 | 50 |
| Warm Springs Creek (Clark Fork tributary) | 15.8 | 16 |
| Warm Springs Creek (Governor Creek tributary) | 18.6 | 19 |
| Warren Creek | 14.7 | 15 |
| Wayne Creek | 34.9 | 52 |
| Wayne Creek - West Fork | 17 | 17 |
| Weed Creek | 21 | 21 |
| Wegner Creek | 16.1 | 16 |
| West Alkali Creek | 23.1 | 23 |
| West Blacktail Creek | 48.8 | 49 |
| West Boulder River | 29.6 | 30 |
| West Buffalo Creek | 23.6 | 24 |
| West Charlie Creek | 43.8 | 44 |
| West Duck Creek | 24.8 | 25 |
| West Muggins Creek | 16.8 | 17 |
| West Pass Creek | 11 | 14 |
| West Razor Creek | 18.7 | 19 |
| West Red Lodge Creek | 19.6 | 20 |
| West Rosebud Creek | 40.5 | 55 |
| West Rosebud Creek | 17.4 | 17 |
| West White Beaver Creek | 22.1 | 22 |
| Whale Creek | 22.4 | 22 |
| Wheeler Creek | 20.5 | 21 |
| White Bear Creek | 33.3 | 96 |
| White Bear Creek - North Branch | 15.8 | 16 |
| White Bear Creek - South Branch | 16.2 | 16 |
| White Beaver Creek | 3.6 | 58 |
| White Earth Creek | 14.2 | 14 |
| Whitefish River | 24.8 | 25 |
| White River | 23.7 | 24 |
| Whites Creek | 21.2 | 21 |
| Whitetail Creek (Badger Creek (Two Medicine River tributary)) | 14.6 | 44 |
| Whitetail Creek (Big Muddy Creek tributary) | 27.1 | 27 |
| Whitetail Creek (Missouri River tributary) | 14.1 | 14 |
| Whitetail Creek - North Fork (Badger Creek (Two Medicine River tributary)) | 14.6 | 15 |
| Whitetail Creek - South Fork (Badger Creek (Two Medicine River tributary)) | 15 | 15 |
| Whitetail Creek (Yellowstone River tributary) | 14.2 | 14 |
| Whitetail Deer Creek (Jefferson River tributary) | 27.2 | 43 |
| Whitetail Deer Creek (Smith River tributary) | 13.9 | 14 |
| Whitney Creek | 43.9 | 44 |
| Whoopup Creek | 14.7 | 15 |
| Wild Horse Creek | 31.7 | 32 |
| Willoughby Creek | 15.2 | 15 |
| Willow Creek (Big Hole River tributary) | 21.6 | 22 |
| Willow Creek (Bitterroot River tributary) | 17.1 | 17 |
| Willow Creek (Cut Bank Creek tributary) | 56.1 | 79 |
| Willow Creek (Deep Creek (Teton River tributary)) | 21.8 | 56 |
| Willow Creek (Jefferson River tributary) | 15.3 | 15 |
| Willow Creek (Little Missouri River tributary) | 37 | 73 |
| Willow Creek (Marias River tributary) | 88.9 | 260 |
| Willow Creek (Milk River tributary) | 86.2 | 187 |
| Willow Creek (Musselshell River tributary) | 86.5 | 123 |
| Willow Creek - North Fork (Deep Creek (Teton River tributary)) | 13.8 | 14 |
| Willow Creek - North Fork (Little Missouri River tributary) | 35.6 | 36 |
| Willow Creek (Red Lodge Creek tributary) | 37.5 | 38 |
| Willow Creek (Rock Creek (Milk River tributary)) | 52.7 | 131 |
| Willow Creek (Sage Creek (Judith River tributary)) | 34.8 | 35 |
| Willow Creek - South Fork (Deep Creek (Teton River tributary)) | 20.1 | 20 |
| Willow Creek (Sun River tributary) | 34 | 34 |
| Willow Creek - West Fork (Marias River tributary) | 41.3 | 41 |
| Wills Creek | 14.6 | 15 |
| Wilson Creek | 12.9 | 36 |
| Wise River | 27.1 | 47 |
| Wolf Creek (Big Muddy Creek tributary) | 63.9 | 64 |
| Wolf Creek - East Fork (Missouri River tributary) | 22.6 | 23 |
| Wolf Creek (Fisher River tributary) | 39.3 | 53 |
| Wolf Creek (Judith River tributary) | 102.2 | 204 |
| Wolf Creek - Middle Fork (Missouri River tributary) | 20.7 | 21 |
| Wolf Creek (Missouri River tributary) | 23.3 | 93 |
| Wolf Creek (Redwater River tributary) | 32.6 | 33 |
| Wolf Creek - West Fork (Missouri River tributary) | 26.4 | 26 |
| Wolf Creek (Yellowstone River - Clarks Fork tributary) | 14.9 | 15 |
| Woodhawk Creek | 30.5 | 31 |
| Woody Creek (Big Dry Creek tributary) | 33.7 | 50 |
| Woody Creek (Bighorn River tributary) | 23.2 | 95 |
| Woody Creek - East Fork (Big Dry Creek tributary) | 15.9 | 16 |
| Woody Island Creek | 70.2 | 70 |
| Yaak River | 54.4 | 85 |
| Yaak River - East Fork | 14.6 | 15 |
| Yellowstone River | 556.3 | 12,462 |
| Yellowstone River - Clarks Fork | 72.4 | 496 |
| Yogo Creek | 14 | 14 |
| Youngs Creek (Flathead River - South Fork tributary) | 22.7 | 23 |
| Youngs Creek (Tongue River tributary) | 16.4 | 28 |
