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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 13333000 GRANDE RONDE RIVER AT TROY, OR


Wallowa County, Oregon
Hydrologic Unit Code 17060106
Latitude  45°56'45", Longitude 117°27'00" NAD27
Drainage area 3,275  square miles
Gage datum 1,585.98 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 1944-10-01 -> 2023-09-30)

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 1,930 2,630 3,290 5,430 6,530 7,060 3,650 957 742 761 966 1,600
2 1,830 2,580 3,280 5,530 6,540 6,980 3,510 948 736 768 957 1,830
3 1,750 2,510 3,370 5,490 6,590 7,100 3,410 926 720 768 949 1,830
4 1,660 2,460 3,380 5,460 6,650 7,100 3,300 901 711 775 955 1,690
5 1,610 2,400 3,370 5,620 6,800 7,190 3,150 880 711 774 982 1,570
6 1,680 2,340 3,470 5,870 7,000 7,120 3,020 856 711 770 990 1,510
7 1,890 2,840 3,510 6,130 7,230 6,930 2,930 839 707 770 1,030 1,570
8 2,000 2,950 3,570 6,340 7,300 6,680 2,810 826 713 778 1,080 1,650
9 1,930 2,920 3,670 6,430 7,380 6,460 2,710 805 711 785 1,090 1,570
10 1,860 2,860 4,100 6,340 7,280 6,180 2,650 785 710 796 1,090 1,520
11 1,820 2,720 4,150 6,250 7,320 6,000 2,510 776 708 824 1,110 1,590
12 1,820 2,670 4,140 6,220 7,300 5,960 2,370 769 705 859 1,200 2,010
13 1,870 2,770 4,190 6,340 7,290 5,970 2,270 761 705 856 1,200 2,030
14 1,970 2,750 4,290 6,560 7,290 5,860 2,170 758 703 848 1,180 2,160
15 2,150 2,860 4,390 6,480 7,380 5,760 2,040 753 713 843 1,140 2,150
16 2,390 3,100 4,630 6,440 7,530 5,670 1,910 755 720 838 1,140 1,850
17 2,510 3,280 4,550 6,480 7,640 5,550 1,790 750 717 839 1,130 1,720
18 2,460 3,460 4,670 6,560 7,700 5,410 1,690 742 715 828 1,140 1,690
19 2,450 3,690 4,860 6,630 7,820 5,350 1,600 737 719 832 1,130 1,620
20 2,430 3,620 4,820 6,860 7,810 5,220 1,510 732 730 842 1,160 1,620
21 2,370 3,560 4,860 6,920 7,750 5,090 1,430 735 737 853 1,200 1,760
22 2,220 3,610 4,910 6,830 7,580 4,920 1,350 735 733 877 1,200 2,090
23 2,120 3,630 5,010 6,870 7,480 4,740 1,290 741 728 920 1,240 2,220
24 2,220 3,640 5,120 6,980 7,390 4,560 1,230 765 727 920 1,290 1,940
25 2,260 3,610 5,170 6,830 7,350 4,420 1,180 765 729 914 1,350 1,870
26 2,250 3,490 5,230 6,680 7,430 4,280 1,130 758 739 918 1,510 1,860
27 2,220 3,380 5,220 6,600 7,480 4,160 1,090 750 748 922 1,450 1,820
28 2,250 3,360 5,160 6,620 7,380 4,000 1,050 742 741 928 1,480 1,840
29 2,380 3,940 5,150 6,570 7,300 3,890 1,020 732 749 951 1,500 1,910
30 2,450   5,260 6,560 7,320 3,780 996 728 755 946 1,540 1,890
31 2,560   5,320   7,210   974 731   959   1,880