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USGS Surface-Water Daily Statistics for the Nation

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 01018500 St. Croix River at Vanceboro, Maine


Washington County, Maine
Hydrologic Unit Code 01050001
Latitude  45°34'06", Longitude  67°25'42" NAD83
Drainage area 413  square miles
Contributing drainage area 413  square miles
Gage datum 367.20 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 1928-10-01 -> 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
1 713 825 884 608 1,130 947 744 797 786 694 469 490
2 705 828 859 602 1,150 960 755 780 784 677 469 489
3 702 826 836 609 1,170 971 768 767 786 665 473 496
4 715 816 827 625 1,180 910 788 770 777 653 474 515
5 719 828 824 621 1,170 871 796 761 768 652 478 524
6 710 841 826 639 1,120 858 814 750 771 646 482 528
7 717 847 839 634 1,110 849 829 756 755 633 476 535
8 731 865 824 624 1,110 826 836 760 720 627 462 528
9 757 858 811 628 1,060 832 827 761 722 633 453 522
10 778 860 789 638 1,000 837 836 766 716 641 454 530
11 777 880 778 653 968 819 838 783 708 651 454 538
12 775 897 776 656 976 843 840 786 708 645 453 565
13 782 915 755 676 1,000 911 833 792 718 625 448 590
14 802 929 746 682 977 890 786 794 713 612 447 600
15 811 925 738 714 989 872 800 777 708 608 457 608
16 792 916 728 771 1,010 841 818 767 682 600 460 616
17 787 903 718 771 1,030 827 823 754 685 588 457 635
18 788 893 706 761 1,040 829 831 768 682 589 460 646
19 787 887 700 760 1,040 810 835 768 669 589 468 647
20 788 890 701 785 1,020 799 841 760 677 586 472 657
21 778 893 715 834 1,000 810 821 754 688 580 467 654
22 770 893 705 914 999 809 807 749 680 566 439 642
23 787 889 707 993 996 809 803 750 670 564 424 638
24 806 888 678 1,040 995 786 792 759 670 551 441 630
25 809 881 659 1,080 962 785 793 762 684 536 471 644
26 816 882 640 1,090 941 801 793 766 674 530 519 671
27 823 884 617 1,100 920 791 793 798 677 514 532 706
28 833 889 613 1,110 923 784 793 802 685 503 535 742
29 842 976 630 1,140 942 761 797 816 691 497 534 734
30 844   624 1,150 955 758 803 812 700 483 513 728
31 829   609   935   807 796   474   720