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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 08068090 W Fk San Jacinto Rv abv Lk Houston nr Porter, TX


Montgomery County, Texas
Hydrologic Unit Code 12040101
Latitude  30°08'28.2", Longitude  95°20'17.6" NAD83
Drainage area 962  square miles
Contributing drainage area 962  square miles
Gage datum 0 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 26 - 27 years of record in, ft3/s   (Calculation Period 1983-10-01 -> 2017-09-30)

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
1 682 800 1,050 655 748 989 762 79 82 107 633 434
2 633 703 1,220 542 909 1,130 666 114 80 74 410 331
3 613 603 989 441 713 1,090 564 150 88 72 340 250
4 477 760 949 358 953 1,000 399 107 89 71 591 244
5 478 829 1,090 456 861 868 369 80 85 110 684 313
6 497 913 824 547 829 605 327 90 87 162 1,220 282
7 622 854 771 526 615 516 255 68 102 154 1,460 294
8 615 977 677 756 529 493 247 75 114 135 807 290
9 597 827 740 800 516 590 235 78 97 125 545 283
10 713 774 1,180 674 412 612 182 73 87 179 327 300
11 581 1,100 1,300 656 272 607 150 58 95 148 257 309
12 562 1,160 1,540 527 388 605 203 65 108 198 617 609
13 710 1,230 1,510 421 820 660 326 60 317 308 427 843
14 682 1,290 1,270 454 1,420 556 236 61 784 321 367 796
15 921 1,080 1,050 687 1,170 633 202 98 396 270 255 797
16 1,200 835 899 569 1,280 633 221 121 232 461 212 973
17 1,350 771 766 512 1,360 536 188 112 155 1,510 351 1,090
18 1,450 751 654 1,340 1,750 444 191 115 143 4,170 648 1,150
19 1,680 680 586 1,740 1,430 467 201 99 225 4,680 377 1,040
20 1,620 624 746 1,470 1,060 859 210 107 254 2,590 500 863
21 1,530 799 924 1,420 847 1,200 209 147 221 1,080 491 803
22 1,390 1,050 836 1,050 685 1,320 177 155 180 652 345 891
23 1,150 1,190 802 670 545 800 164 175 156 621 442 923
24 965 1,260 760 462 416 557 141 130 150 549 489 865
25 1,060 1,490 665 344 387 508 114 122 134 764 1,120 851
26 993 1,470 526 388 715 483 103 98 114 906 1,270 831
27 1,190 1,240 415 472 1,510 826 93 81 145 1,090 873 888
28 1,200 1,060 396 811 3,010 756 73 78 136 779 722 785
29 1,050 1,380 523 717 3,200 745 68 113 143 788 587 706
30 1,100   665 582 2,210 799 61 91 160 841 511 635
31 909   726   1,450   68 87   781   674