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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 08067000 Trinity Rv at Liberty, TX


Liberty County, Texas
Hydrologic Unit Code 12030203
Latitude  30°03'27", Longitude  94°49'05" NAD27
Drainage area 17,468  square miles
Contributing drainage area 17,468  square miles
Gage datum -3.18 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 1972-10-01 -> 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 21,400 19,300 19,500 22,100 21,000 27,700 22,300 9,960 15,000 5,540 19,300 16,500
2 21,600 18,700 20,200 22,500 23,400 27,800 21,800 8,400 14,100 5,440 19,100 16,600
3 22,500 18,700 20,800 21,700 23,100 29,500 22,100 7,590 12,000 4,820 19,500 16,000
4 21,500 17,900 21,100 20,900 24,700 28,200 21,000 6,900 8,240 5,120 17,800 15,300
5 21,300 18,200 21,400 21,300 26,200 27,400 19,500 6,840 5,880 5,230 18,500 14,600
6 20,400 18,300 21,100 20,300 27,700 27,000 18,300 7,040 5,450 5,240 18,500 14,400
7 20,600 18,100 21,100 20,400 28,400 26,800 17,700 6,960 5,190 5,220 18,800 14,400
8 20,000 18,700 20,900 20,900 28,300 25,500 17,300 6,190 5,200 5,200 19,500 14,300
9 20,600 19,100 20,800 21,300 27,900 25,300 17,100 6,040 4,680 5,290 20,300 14,600
10 21,500 19,100 21,100 20,900 27,000 25,400 17,500 5,550 4,540 5,540 20,500 14,500
11 22,400 19,100 21,100 20,400 27,200 25,300 17,000 5,410 4,840 5,690 20,000 14,700
12 22,600 19,500 20,900 20,500 26,600 26,000 16,500 5,160 5,130 6,200 19,200 15,600
13 22,000 20,600 21,500 20,000 27,600 25,900 16,000 4,910 5,300 6,990 18,300 16,800
14 22,000 20,700 21,400 19,500 26,900 25,000 16,600 4,460 5,550 7,640 19,000 18,000
15 21,900 21,200 21,900 19,000 27,800 24,300 16,400 3,990 7,250 7,880 18,500 16,600
16 22,000 20,700 21,600 19,000 28,000 23,700 15,600 3,650 7,870 9,430 18,500 16,700
17 22,000 20,100 21,700 18,800 28,400 25,500 14,300 3,360 7,880 12,000 19,600 17,400
18 22,000 21,000 21,400 18,700 27,600 25,900 14,400 2,970 7,770 16,000 19,200 17,600
19 21,900 19,900 20,400 18,300 27,700 25,700 13,900 2,700 8,760 19,200 19,400 17,500
20 22,700 20,000 19,900 19,100 27,700 25,300 13,600 3,450 9,510 24,200 18,400 18,200
21 23,600 19,400 19,500 19,400 26,500 24,600 13,300 4,000 10,300 25,600 17,400 18,500
22 22,600 20,800 19,800 20,200 27,500 24,500 13,000 3,800 10,100 24,000 16,500 18,900
23 21,300 19,500 20,200 21,500 27,400 23,600 12,700 3,340 9,520 21,900 16,200 19,000
24 20,900 18,700 21,200 22,200 26,600 23,300 12,600 4,100 8,180 20,000 16,000 19,100
25 21,000 17,900 21,500 21,500 27,100 23,500 12,900 4,090 7,780 18,700 15,900 18,600
26 21,600 18,700 21,300 20,600 26,800 23,500 13,400 3,970 8,580 17,700 16,400 18,800
27 22,100 19,600 21,300 19,700 26,500 23,700 13,100 5,330 7,810 16,100 17,500 18,300
28 21,300 19,400 21,300 18,800 26,300 24,000 13,100 9,010 6,340 16,700 17,400 19,100
29 21,300 18,900 21,500 19,200 26,500 24,000 13,700 12,700 5,790 17,200 17,400 19,900
30 21,400   21,800 19,300 25,700 22,800 12,500 15,000 5,130 17,900 16,800 20,200
31 21,100   22,000   26,500   11,500 16,400   18,400   21,100