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USGS 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 07018100 Big River near Richwoods, MO


Jefferson County, Missouri
Hydrologic Unit Code 07140104
Latitude  38°09'34.6", Longitude  90°42'21.8" NAD83
Drainage area 735  square miles
Gage datum 522.53 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 1948-10-01 -> 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
1 893 993 833 1,460 2,330 887 651 274 258 238 417 812
2 741 935 770 966 1,600 693 492 263 300 272 753 746
3 626 787 895 1,110 1,280 559 372 370 226 203 564 787
4 1,050 664 1,240 1,740 1,570 504 330 412 222 189 341 1,000
5 1,070 616 1,130 1,470 1,400 586 294 343 269 190 334 703
6 763 700 1,080 1,300 1,280 609 279 279 205 283 361 621
7 547 928 1,140 961 1,390 684 464 207 192 203 320 510
8 507 853 1,120 970 1,440 560 468 198 273 180 323 455
9 489 651 1,180 1,100 1,810 589 336 318 256 306 275 467
10 625 844 1,270 1,110 1,170 552 462 414 267 289 304 566
11 809 828 1,450 1,690 995 616 409 345 249 216 367 803
12 771 709 1,760 1,880 1,140 609 372 348 221 273 419 651
13 865 755 1,360 1,280 1,110 502 591 445 276 233 521 518
14 982 786 1,260 1,340 1,310 530 527 397 342 303 749 582
15 867 669 1,200 1,250 1,220 661 365 507 319 251 929 850
16 647 837 1,110 1,220 1,090 536 357 647 218 220 753 844
17 540 1,050 1,020 927 1,350 687 353 330 298 265 731 794
18 659 1,170 1,570 954 1,790 749 406 223 274 251 712 927
19 742 957 2,000 1,320 1,230 649 366 208 273 218 1,020 650
20 764 938 1,940 1,350 957 709 296 224 221 278 1,110 703
21 733 997 1,600 1,330 771 537 336 224 329 395 612 816
22 715 1,200 1,120 1,710 918 646 450 194 299 362 524 1,080
23 665 1,460 1,020 1,460 907 520 326 200 728 376 554 638
24 664 1,380 1,270 1,460 752 423 311 247 776 302 625 852
25 653 1,270 1,680 1,420 832 470 292 214 451 244 707 1,120
26 726 1,000 1,330 1,480 1,280 539 249 194 420 244 779 809
27 695 1,180 1,120 1,390 1,200 449 259 219 265 235 903 812
28 638 939 1,390 1,570 950 390 360 260 221 274 1,160 1,210
29 702 440 1,500 2,000 691 372 440 245 205 322 656 1,270
30 1,080   1,600 2,360 590 852 398 240 188 589 598 1,170
31 1,220   1,830   829   275 224   633   884