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USGS Surface-Water Daily Statistics for Montana

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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 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)

Updated May 12, 2020 - USGS water-resources monitoring activities were suspended effective June 1, 2020 at the following site:
  • 06088500 Muddy Creek near Vaughn, Montana (POR: 82 years)
USGS monitoring activities at this site was funded by our partner and USGS Cooperative Matching Funds (06088500). Lack of partner funding for this site resulted in suspension of all USGS monitoring activities. Efforts are ongoing to secure funding for future monitoring. Historical data will continue to be available from USGS.

The statistics generated from this site are based on approved daily-mean data and may not match those published by the USGS in official publications. The user is responsible for assessment and use of statistics from this site. For more details on why the statistics may not match, click here.

USGS 06077200 Smith River bl Eagle Cr nr Fort Logan MT


Meagher County, Montana
Hydrologic Unit Code 10030103
Latitude  46°49'40.73", Longitude 111°11'32.06" NAD83
Drainage area 1,087  square miles
Gage datum 4,350 feet above NAVD88
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00060, Discharge, cubic feet per second,
Day of
month
Mean of daily mean values for each day for water year of record in, ft3/s   (Calculation Period 1996-10-01 -> 2020-09-30)

Calculation period restricted by USGS staff due to special conditions at/near site
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
1 152 102 114 204 432 755 429 126 108 131 135 116
2 138 103 115 200 438 771 412 124 107 132 137 113
3 120 103 116 198 445 803 411 120 105 132 141 110
4 112 102 113 205 455 806 418 117 104 133 139 107
5 110 103 117 217 458 787 393 118 107 134 137 106
6 108 105 125 236 473 810 366 115 108 135 134 109
7 110 107 136 243 489 862 345 113 110 136 133 107
8 109 111 150 251 498 867 326 114 111 136 135 104
9 104 110 164 262 505 839 313 111 112 136 132 104
10 100 110 178 269 540 842 298 108 112 132 131 107
11 94 108 205 265 564 898 287 109 114 136 126 106
12 91 107 197 266 558 897 274 107 119 137 123 107
13 95 108 223 266 567 869 261 106 119 137 126 108
14 97 108 249 269 581 831 251 105 119 137 127 107
15 98 110 221 266 594 785 242 104 118 138 124 105
16 99 113 220 260 627 763 232 102 120 138 129 102
17 101 112 204 268 662 745 221 102 124 139 126 102
18 105 112 194 280 698 717 212 103 123 137 126 101
19 104 111 193 299 718 713 200 102 122 136 126 99
20 102 107 188 316 722 715 193 100 125 139 122 99
21 101 108 184 341 752 693 184 102 126 138 120 99
22 101 108 191 364 763 663 173 104 129 138 119 95
23 100 104 205 401 764 650 167 109 129 137 118 93
24 101 102 214 426 774 603 158 119 128 137 121 94
25 100 104 204 426 810 567 150 115 126 136 121 94
26 100 103 208 424 818 542 145 110 125 137 118 93
27 98 105 225 425 809 518 144 106 127 136 119 96
28 99 113 223 427 803 484 146 104 132 135 115 98
29 102 113 212 430 799 451 142 105 130 135 113 98
30 103   196 427 771 434 137 105 130 131 113 98
31 102   194   748   130 108   132   109