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USGS Daily Statistics for Oklahoma

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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 07338750 Mountain Fork at Smithville, OK


Mccurtain County, Oklahoma
Hydrologic Unit Code 11140108
Latitude  34°27'44", Longitude  94°38'06" NAD27
Drainage area 322  square miles
Contributing drainage area 322  square miles
Gage datum 664.70 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 1991-10-01 -> 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
1 580 654 893 811 1,120 852 237 138 52 43 729 880
2 519 581 749 609 1,590 651 185 106 63 141 413 641
3 1,050 466 751 863 1,480 530 684 90 388 181 282 1,110
4 1,270 659 783 1,210 954 516 262 77 168 79 345 855
5 1,020 847 746 1,090 723 410 194 65 80 269 1,130 787
6 696 639 560 781 1,110 511 167 87 55 1,250 1,540 679
7 568 720 574 767 590 375 158 92 42 303 988 570
8 583 712 710 1,110 1,200 504 136 69 34 173 527 507
9 450 598 1,110 538 1,690 553 300 164 386 433 496 1,120
10 616 556 1,150 706 1,580 371 344 89 138 326 481 754
11 1,420 1,030 1,260 773 1,320 364 533 125 132 375 326 497
12 649 1,170 1,040 868 1,170 306 235 102 132 220 293 885
13 1,220 883 1,320 917 905 217 262 152 96 387 321 1,540
14 1,130 885 1,030 1,220 725 471 349 263 311 322 458 1,060
15 940 984 774 945 655 342 232 169 160 413 423 1,760
16 548 1,430 1,020 616 463 244 141 94 331 437 545 1,850
17 693 906 805 510 557 324 202 73 646 282 782 1,420
18 570 625 1,400 939 527 292 203 89 211 234 580 650
19 487 523 2,810 677 438 225 117 73 381 450 487 596
20 459 644 2,260 705 1,110 249 81 268 363 951 594 554
21 541 1,510 1,100 594 628 535 128 141 345 298 833 839
22 491 955 774 657 499 758 100 72 712 381 1,330 709
23 581 914 699 673 432 411 61 63 238 299 597 654
24 658 1,120 570 750 1,100 560 71 74 150 218 1,300 1,170
25 1,040 945 925 1,350 800 216 59 47 127 215 705 754
26 1,100 807 702 1,190 703 883 60 38 96 447 417 575
27 834 668 745 837 414 424 182 34 109 488 877 2,020
28 599 754 737 627 845 256 79 35 80 595 1,320 1,840
29 599 336 683 895 645 359 67 33 66 857 850 729
30 632   654 1,420 778 320 72 27 51 751 1,030 831
31 952   861   896   179 23   567   859