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USGS Daily Statistics for Montana

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Questions or concerns about USGS data and data products in Montana and Wyoming can be directed to the Wyoming-Montana Water Science Center Data Management Section.


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 06155500 Milk River at Malta MT


Phillips County, Montana
Hydrologic Unit Code 10050004
Latitude  48°21'42.67", Longitude 107°51'46.34" NAD83
Drainage area 11,654  square miles
Contributing drainage area 11,186  square miles
Gage datum 2,221.4 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 1901-10-01 -> 2021-09-30)

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 84 145 501 1,700 957 604 622 215 163 162 162 95
2 84 152 532 1,670 898 690 593 203 140 159 162 93
3 86 150 550 1,750 803 688 561 182 127 150 175 93
4 122 155 502 1,980 709 706 535 184 120 208 174 91
5 209 156 497 2,290 682 759 526 176 119 351 168 91
6 225 158 497 2,540 614 801 527 163 185 468 161 91
7 230 158 479 2,190 605 784 508 156 225 493 157 93
8 214 159 457 2,110 566 773 532 153 289 370 154 93
9 196 177 439 2,290 672 726 526 140 371 263 150 93
10 151 208 440 2,300 686 711 461 136 390 222 150 93
11 130 244 448 2,170 704 745 394 140 338 198 144 92
12 109 274 476 2,110 685 759 397 140 276 205 134 91
13 103 272 557 2,030 718 769 410 148 226 202 134 91
14 96 231 590 1,900 789 740 349 146 198 191 134 92
15 88 220 586 1,840 755 642 371 155 184 180 132 93
16 87 200 642 1,790 682 583 325 174 180 177 132 93
17 86 182 688 1,830 605 594 309 179 172 171 130 92
18 88 173 721 1,770 550 627 334 140 164 167 131 92
19 86 172 796 1,690 544 581 298 143 153 163 130 92
20 84 172 827 1,600 561 540 266 145 146 160 127 92
21 82 167 800 1,460 557 582 248 158 139 159 127 92
22 81 160 830 1,220 574 589 242 137 131 156 129 92
23 81 160 964 1,140 619 644 215 129 126 173 129 92
24 80 160 1,080 1,160 623 713 209 134 121 164 128 90
25 79 160 1,240 1,240 652 696 183 257 121 155 128 90
26 80 163 1,230 1,310 685 711 162 349 122 159 127 89
27 79 162 1,130 1,300 717 624 159 355 131 161 128 89
28 79 164 1,050 1,230 679 580 161 342 132 159 119 89
29 77 280 1,020 1,110 697 554 155 277 132 159 111 88
30 75   975 992 673 637 175 210 138 157 109 88
31 75   964   619   221 188   162   92