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USGS Daily Statistics for Wyoming

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Questions or concerns about USGS streamflow data in Wyoming and Montana can be directed to Kirk Miller (kmiller@usgs.gov; 307-775-9168).

UPDATED October 1, 2019: USGS streamflow monitoring will continue at the following site effective October 1, 2019:
  • 09219200 Blacks Fork above Smiths Fork, near Lyman, WY (2018 to present)
USGS monitoring activities at this site will be funded by a partner agency. Partner funding for this site will result in continuation of streamflow monitoring activities. Questions or concerns can be directed to Kirk Miller (kmiller@usgs.gov; 307-775-9168).

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 09211200 GREEN RIVER BELOW FONTENELLE RESERVOIR, WY


Sweetwater County, Wyoming
Hydrologic Unit Code 14040103
Latitude  42°01'15.5", Longitude 110°02'59.3" NAD83
Drainage area 4,280  square miles
Gage datum 6,378.13 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 1963-10-01 -> 2020-09-30)

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
1 860 896 891 1,260 1,560 3,350 4,010 2,060 1,210 1,020 928 873
2 862 896 887 1,270 1,700 3,450 3,950 1,990 1,190 1,080 921 874
3 864 896 887 1,280 1,750 3,530 3,920 1,920 1,160 1,120 907 879
4 868 899 888 1,300 1,730 3,610 3,870 1,850 1,230 1,140 905 878
5 868 895 891 1,340 1,780 3,670 3,840 1,820 1,400 1,160 908 876
6 868 898 891 1,330 1,810 3,740 3,770 1,750 1,430 1,150 908 875
7 872 900 890 1,340 1,820 3,820 3,640 1,710 1,390 1,120 894 872
8 872 902 895 1,360 1,830 3,940 3,530 1,660 1,360 1,080 892 876
9 872 902 900 1,370 1,870 4,060 3,390 1,620 1,350 1,040 893 879
10 868 901 904 1,350 1,940 4,250 3,250 1,580 1,340 985 887 881
11 869 905 902 1,360 2,000 4,470 3,140 1,540 1,320 976 889 880
12 864 908 892 1,370 2,030 4,500 3,050 1,520 1,260 980 892 872
13 866 910 890 1,380 2,080 4,500 2,970 1,480 1,250 987 912 867
14 865 913 899 1,390 2,060 4,550 2,880 1,450 1,190 982 931 866
15 869 914 913 1,400 2,040 4,570 2,770 1,450 1,080 987 944 866
16 873 914 921 1,410 2,060 4,670 2,660 1,420 1,080 987 945 867
17 872 915 928 1,450 2,100 4,600 2,590 1,400 1,090 974 934 868
18 875 914 933 1,470 2,170 4,760 2,540 1,390 1,090 951 927 862
19 877 914 945 1,500 2,300 4,710 2,490 1,350 1,080 952 920 862
20 873 916 967 1,520 2,410 4,670 2,440 1,330 1,080 945 899 862
21 880 919 991 1,510 2,500 4,630 2,420 1,340 1,060 939 889 858
22 882 919 1,010 1,530 2,610 4,610 2,340 1,360 1,040 936 891 854
23 884 918 1,040 1,560 2,690 4,590 2,340 1,360 1,020 936 896 855
24 885 910 1,070 1,590 2,720 4,570 2,350 1,370 986 928 894 857
25 888 906 1,090 1,630 2,760 4,540 2,340 1,370 974 928 901 858
26 889 905 1,110 1,610 2,810 4,440 2,300 1,330 965 932 913 858
27 887 904 1,120 1,570 2,920 4,320 2,250 1,310 972 939 920 859
28 888 899 1,150 1,530 3,070 4,250 2,210 1,310 996 923 914 857
29 892 799 1,180 1,520 3,140 4,170 2,140 1,260 1,020 928 894 854
30 893   1,210 1,520 3,210 4,090 2,130 1,260 1,010 929 880 858
31 892   1,230   3,290   2,090 1,240   929   860