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USGS 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 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)


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 06191000 Gardner River near Mammoth, YNP


Park County, Montana
Hydrologic Unit Code 10070001
Latitude  44°59'32.44", Longitude 110°41'27.51" NAD83
Drainage area 198  square miles
Gage datum 5,623.97 feet above NGVD29
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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 1938-10-01 -> 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 99 94 91 101 233 767 463 187 139 129 120 106
2 99 93 90 100 244 772 444 183 139 130 118 106
3 98 94 92 100 266 781 432 181 138 130 118 105
4 98 93 91 102 289 793 419 179 136 129 119 103
5 97 94 92 104 306 821 402 177 136 129 117 102
6 98 94 93 106 325 838 389 174 137 130 116 103
7 98 93 93 108 349 820 376 170 135 129 116 103
8 98 92 93 111 371 795 364 168 135 128 116 101
9 99 92 93 113 393 795 351 167 136 128 115 101
10 99 92 92 114 404 779 339 165 135 127 114 102
11 98 92 92 114 416 749 328 163 135 127 112 101
12 97 93 92 116 426 730 316 161 135 127 112 102
13 98 93 92 120 447 730 301 159 134 126 112 102
14 98 93 93 125 462 721 290 157 134 125 113 102
15 96 92 93 128 492 713 280 155 134 127 111 102
16 95 93 94 130 536 713 270 154 133 128 110 101
17 96 93 95 136 559 697 262 152 134 126 110 100
18 95 92 94 142 572 678 254 151 134 126 109 100
19 97 92 95 147 589 671 246 151 136 125 111 100
20 96 92 95 155 608 654 240 151 135 124 111 100
21 95 93 96 164 628 635 235 149 136 123 108 101
22 96 93 96 174 645 630 230 149 134 123 106 99
23 96 92 97 184 645 606 223 148 132 122 107 100
24 96 92 97 188 657 592 218 147 131 122 110 100
25 95 92 98 191 667 573 212 145 129 122 109 100
26 94 91 98 196 685 557 210 144 129 122 106 100
27 94 92 98 198 695 552 206 142 131 121 106 98
28 94 92 97 207 716 528 202 141 131 121 107 99
29 94 90 98 216 746 500 199 141 130 121 105 99
30 93   98 223 752 483 195 141 130 120 106 99
31 94   99   758   190 141   123   99