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USGS 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 07386880 Vermilion River at Surrey St. at Lafayette, LA


Lafayette Parish, Louisiana
Hydrologic Unit Code 08080103
Latitude  30°13'02", Longitude  91°59'34" NAD27
Gage datum -2.74 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 1987-10-01 -> 2015-09-30)

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
1 898 1,010 1,110 980 886 978 1,110 747 626 829 897 672
2 915 1,100 1,070 816 831 1,010 1,080 760 660 834 936 613
3 948 1,250 1,110 939 913 975 1,070 736 632 757 982 581
4 805 1,070 1,240 967 953 955 1,020 695 608 761 956 651
5 698 1,060 1,220 999 924 929 1,010 681 841 738 821 620
6 834 1,190 1,160 953 883 858 997 657 901 726 863 565
7 844 1,130 1,000 968 823 827 1,020 666 845 742 905 552
8 980 1,080 992 829 670 879 1,000 660 808 621 878 589
9 955 970 962 904 687 931 977 660 760 579 799 616
10 684 952 976 859 738 822 962 635 817 519 787 710
11 883 923 925 853 784 964 919 621 736 718 733 750
12 1,020 870 910 910 782 1,080 888 668 647 738 698 722
13 1,140 994 870 892 876 1,070 875 721 602 723 718 697
14 1,200 876 924 799 903 1,040 718 743 823 740 724 705
15 1,150 915 979 879 773 1,010 774 710 891 745 638 644
16 1,100 991 1,020 948 940 1,010 835 728 859 679 690 672
17 1,090 1,060 1,040 915 993 981 827 724 845 759 785 685
18 1,050 959 1,050 843 901 1,010 598 698 855 764 748 646
19 1,000 960 1,050 872 908 1,000 709 685 803 719 810 671
20 1,100 1,070 1,040 997 1,030 964 816 689 777 716 778 612
21 1,030 977 958 999 1,050 966 815 683 766 669 802 661
22 882 996 898 947 1,000 920 812 667 801 606 854 712
23 1,020 1,110 879 849 1,000 909 840 655 805 647 824 728
24 1,070 1,170 821 843 1,010 756 841 660 604 691 777 765
25 1,020 1,170 774 838 1,000 632 869 656 718 568 742 859
26 1,050 1,250 740 886 969 820 817 636 799 456 721 889
27 967 1,290 720 932 947 876 780 645 752 560 588 790
28 1,020 1,210 687 910 822 891 813 657 729 744 665 678
29 1,010 1,330 758 968 848 980 806 649 798 657 731 670
30 1,040   876 925 936 1,060 784 645 792 779 695 598
31 1,070   967   908   766 675   834   800