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USGS Surface-Water 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 06140500 Milk River at Havre MT


Hill County, Montana
Hydrologic Unit Code 10050004
Latitude  48°33'49.27", Longitude 109°41'45.44" NAD83
Drainage area 5,655  square miles
Contributing drainage area 5,027  square miles
Gage datum 2,465.24 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 1897-10-01 -> 2024-09-30)

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 60 51 125 449 537 929 749 770 447 180 87 59
2 72 51 133 435 554 916 751 755 438 173 92 59
3 105 52 141 453 566 913 770 745 422 173 90 61
4 92 52 148 457 575 921 791 728 409 168 90 59
5 74 62 158 473 583 935 757 713 428 159 92 58
6 72 72 176 452 631 927 767 698 429 158 90 57
7 69 65 212 459 657 951 772 686 434 157 89 57
8 63 70 204 465 670 972 778 669 424 151 86 57
9 52 65 208 496 714 982 804 663 411 150 86 58
10 53 65 218 577 754 939 787 640 400 147 84 58
11 53 67 244 618 776 893 778 629 381 151 77 56
12 53 67 244 677 778 878 785 616 367 148 76 56
13 53 70 248 642 800 869 806 611 349 145 75 55
14 52 83 260 584 806 844 792 603 339 140 74 55
15 51 77 301 546 812 831 798 597 323 140 74 55
16 51 104 296 517 821 804 790 589 308 134 73 54
17 51 102 332 511 824 789 798 575 295 131 71 54
18 52 101 331 497 830 783 821 566 284 128 66 54
19 53 100 362 479 860 765 813 551 282 124 66 54
20 55 100 361 447 852 774 810 549 271 117 65 55
21 54 121 331 442 860 755 816 533 256 113 66 55
22 52 123 337 469 861 765 819 528 245 118 65 54
23 51 124 345 460 886 791 822 514 240 112 63 53
24 51 124 385 451 916 774 823 509 232 105 64 53
25 51 126 380 474 940 786 819 498 233 104 64 52
26 51 106 363 460 946 791 821 488 224 94 63 52
27 51 106 373 464 940 782 833 479 214 92 63 52
28 51 108 405 473 949 784 827 474 203 91 62 52
29 51 203 444 488 968 771 814 461 195 87 62 51
30 51   424 500 970 777 801 459 190 85 62 51
31 51   400   969   778 454   87   51