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USGS Surface-Water Daily Statistics for Missouri

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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 07018500 Big River at Byrnesville, MO


Jefferson County, Missouri
Hydrologic Unit Code 07140104
Latitude  38°23'30.2", Longitude  90°38'16.1" NAD83
Drainage area 917  square miles
Gage datum 433.70 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 1921-10-01 -> 2024-09-30)

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 1,080 1,370 1,060 2,250 2,430 1,060 949 301 290 362 719 817
2 971 1,100 965 1,690 2,550 1,030 915 290 304 374 626 873
3 889 1,080 1,080 1,340 2,020 859 568 280 313 323 693 786
4 908 887 1,190 1,580 1,780 708 413 359 252 266 655 859
5 1,150 772 1,310 1,900 1,660 731 356 393 270 268 405 1,010
6 1,080 789 1,280 1,720 1,630 721 351 381 258 301 452 805
7 776 926 1,380 1,510 1,790 721 453 276 214 298 492 648
8 669 934 1,470 1,300 1,760 830 588 236 233 274 590 539
9 691 881 1,270 1,480 1,630 894 533 243 309 270 525 499
10 671 842 1,300 1,630 1,600 985 417 330 279 329 466 521
11 728 949 1,530 1,700 1,350 1,150 445 393 268 297 546 629
12 865 890 1,930 2,050 1,340 1,010 423 374 253 281 514 801
13 1,050 849 1,950 2,050 1,440 841 467 443 270 277 490 688
14 1,130 955 1,580 1,810 1,460 790 570 431 371 292 634 747
15 1,250 1,110 1,440 1,840 1,650 834 536 430 426 296 804 842
16 1,040 1,100 1,450 1,860 1,610 744 374 465 293 263 949 877
17 723 1,130 1,400 1,750 1,660 739 376 546 295 276 829 924
18 811 1,260 1,420 1,510 1,940 815 400 393 317 310 779 935
19 919 1,380 1,850 1,490 1,920 894 458 262 277 338 752 958
20 1,010 1,260 2,210 1,650 1,440 812 461 243 258 339 918 761
21 902 1,140 2,080 1,650 1,270 957 395 279 264 349 992 796
22 886 1,260 1,650 1,680 1,080 856 356 256 332 391 616 849
23 877 1,380 1,300 1,820 1,100 826 456 249 475 459 586 905
24 876 1,420 1,290 1,710 1,160 570 481 262 729 373 613 854
25 904 1,470 1,480 1,770 1,220 553 402 257 833 295 711 1,000
26 975 1,440 1,720 1,760 1,220 704 393 236 605 271 726 919
27 875 1,290 1,580 1,630 1,410 747 327 255 493 271 868 939
28 823 1,270 1,380 1,590 1,370 672 320 255 315 274 873 1,220
29 826 673 1,500 1,940 1,080 629 413 249 287 317 911 1,460
30 1,000   1,890 2,200 885 664 462 266 275 447 692 1,330
31 1,410   2,040   834   391 281   599   1,230