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USGS Daily Statistics for Texas

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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 08066500 Trinity Rv at Romayor, TX


Liberty County, Texas
Hydrologic Unit Code 12030202
Latitude  30°25'30", Longitude  94°51'02" NAD27
Drainage area 17,186  square miles
Contributing drainage area 17,186  square miles
Gage datum 25.51 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 1923-10-01 -> 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 9,440 8,390 11,400 11,800 12,900 14,300 9,130 2,780 2,710 1,970 5,900 6,190
2 9,230 8,040 11,600 11,600 13,300 14,400 8,900 2,640 2,450 1,840 5,730 5,790
3 9,150 7,920 11,800 11,500 14,100 14,400 8,560 2,570 2,270 1,860 5,640 5,550
4 9,040 8,070 11,900 11,500 14,700 14,200 7,890 2,490 2,110 1,970 5,790 5,830
5 8,940 8,660 12,000 11,200 15,200 13,700 7,340 2,490 1,950 2,120 6,380 5,880
6 9,080 9,190 12,000 10,800 15,600 13,400 6,980 2,470 1,930 2,040 6,810 6,200
7 9,510 9,430 12,000 10,700 15,900 13,300 6,600 2,390 1,990 2,010 6,850 6,520
8 9,900 9,530 11,900 10,900 15,900 13,400 6,390 2,380 2,030 2,190 6,840 6,910
9 9,820 9,820 12,000 10,900 15,400 13,400 6,250 2,370 2,100 2,410 6,680 7,200
10 9,950 10,300 12,100 11,000 14,800 13,200 6,020 2,410 2,190 2,540 6,490 7,070
11 9,770 10,500 12,400 11,200 14,700 13,100 5,700 2,500 2,130 2,610 6,460 7,220
12 9,660 10,700 12,600 11,200 15,000 13,000 5,460 2,340 2,240 2,690 6,340 7,740
13 9,900 10,900 12,900 10,900 15,500 12,700 5,330 2,190 2,580 2,830 6,310 8,060
14 9,900 10,900 13,200 10,900 16,400 12,500 5,250 2,070 2,780 3,020 6,360 7,960
15 9,900 10,600 13,000 10,900 16,800 12,400 5,030 2,020 2,820 3,340 6,210 7,990
16 9,790 10,400 12,700 10,500 16,900 11,900 4,730 1,950 2,800 4,090 6,030 8,470
17 9,930 10,100 12,400 10,400 17,100 11,500 4,490 1,840 2,710 4,980 5,780 8,600
18 10,200 9,720 12,000 10,700 17,500 11,200 4,320 1,800 2,600 5,550 5,860 8,940
19 10,900 9,400 11,700 10,800 17,700 11,000 4,200 1,910 2,510 5,560 5,790 9,040
20 11,100 9,380 11,600 10,900 17,500 11,000 4,050 1,960 2,630 5,260 5,620 8,960
21 10,700 9,680 11,800 11,200 17,400 11,000 3,920 1,950 2,690 4,880 5,360 8,870
22 10,300 10,500 11,800 11,300 17,100 10,800 3,840 2,040 2,580 4,700 5,380 8,690
23 10,100 10,900 11,500 11,300 16,500 11,000 3,790 2,060 2,440 4,500 5,670 8,560
24 10,200 11,100 11,500 11,100 15,900 11,000 3,760 1,960 2,330 4,340 6,180 8,840
25 10,400 11,500 11,400 10,800 15,400 10,900 3,720 1,880 2,600 4,380 6,720 9,170
26 10,300 12,100 11,300 10,600 15,000 10,900 3,700 1,840 2,430 4,550 6,890 9,090
27 9,920 12,100 11,100 10,700 14,800 10,900 3,750 2,000 2,200 4,640 6,840 9,250
28 9,710 11,600 11,100 10,800 14,900 10,500 3,670 2,460 2,130 4,690 6,730 9,820
29 9,280 9,850 11,400 11,200 14,700 9,900 3,460 2,550 2,080 4,910 6,400 9,890
30 9,290   11,800 12,000 14,400 9,410 3,240 2,540 2,080 5,220 6,260 9,650
31 8,890   12,000   14,400   2,950 2,660   5,690   9,490