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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 08188810 Guadalupe Rv at SH 35 nr Tivoli, TX


Calhoun County, Texas
Hydrologic Unit Code 12100204
Latitude  28°28'41", Longitude  96°51'45" NAD27
Drainage area 10,280  square miles
Contributing drainage area 10,280  square miles
Gage datum -9.39 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 2012-10-01 -> 2025-09-30)

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 1,190 1,500 1,320 1,280 1,540 2,270 1,280 915 1,080 982 1,290 1,130
2 1,210 1,480 1,290 1,290 1,600 2,230 1,250 885 1,040 1,200 1,250 1,180
3 1,200 1,430 1,240 1,290 1,600 2,160 1,210 840 994 1,290 1,280 1,210
4 1,200 1,410 1,190 1,280 1,590 2,110 1,200 789 908 1,310 1,350 1,200
5 1,210 1,440 1,170 1,240 1,550 2,020 1,190 752 848 1,310 1,370 1,170
6 1,210 1,420 1,130 1,250 1,490 1,930 1,200 765 809 1,260 1,380 1,160
7 1,200 1,450 1,110 1,360 1,420 1,870 1,330 740 778 1,170 1,370 1,220
8 1,230 1,470 1,090 1,430 1,410 1,830 1,300 714 844 1,070 1,370 1,260
9 1,250 1,450 1,140 1,500 1,440 1,800 1,250 731 905 965 1,390 1,270
10 1,230 1,440 1,230 1,490 1,470 1,740 1,240 738 901 971 1,430 1,280
11 1,240 1,410 1,340 1,480 1,490 1,640 1,250 776 910 1,010 1,460 1,280
12 1,260 1,370 1,350 1,470 1,500 1,560 1,230 801 957 950 1,460 1,300
13 1,240 1,330 1,360 1,410 1,530 1,470 1,170 766 1,030 925 1,450 1,260
14 1,210 1,270 1,350 1,410 1,510 1,420 1,160 722 1,090 931 1,410 1,270
15 1,230 1,250 1,370 1,430 1,510 1,420 1,160 665 1,100 1,030 1,370 1,320
16 1,230 1,260 1,340 1,390 1,660 1,390 1,130 629 1,080 1,140 1,320 1,350
17 1,210 1,240 1,300 1,330 1,800 1,390 1,090 656 1,040 1,210 1,260 1,300
18 1,170 1,230 1,260 1,320 1,840 1,410 1,060 648 1,010 1,230 1,240 1,280
19 1,160 1,220 1,290 1,330 1,880 1,390 1,030 655 950 1,220 1,220 1,270
20 1,200 1,210 1,300 1,320 1,870 1,440 991 670 905 1,250 1,170 1,250
21 1,190 1,210 1,340 1,320 1,830 1,460 975 687 880 1,290 1,120 1,250
22 1,200 1,220 1,360 1,330 1,910 1,440 973 662 874 1,210 1,150 1,280
23 1,240 1,220 1,370 1,420 1,730 1,390 1,030 663 916 1,130 1,100 1,310
24 1,300 1,230 1,400 1,460 1,730 1,340 958 662 908 1,090 1,040 1,320
25 1,320 1,230 1,400 1,480 1,740 1,300 917 663 908 1,130 1,030 1,300
26 1,480 1,240 1,420 1,480 1,750 1,300 895 641 888 1,130 1,070 1,250
27 1,600 1,250 1,390 1,480 1,790 1,330 905 811 893 1,160 1,160 1,220
28 1,600 1,320 1,350 1,530 1,830 1,340 953 839 889 1,150 1,190 1,200
29 1,580 1,470 1,300 1,530 1,950 1,330 958 832 874 1,220 1,160 1,190
30 1,550   1,250 1,550 2,070 1,310 929 826 919 1,250 1,140 1,190
31 1,520   1,240   2,200   992 933   1,270   1,190