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USGS Daily Statistics for the Nation

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 06908000 Blackwater River at Blue Lick, MO


Saline County, Missouri
Hydrologic Unit Code 10300104
Latitude  38°59'32", Longitude  93°11'48" NAD27
Drainage area 1,120  square miles
Gage datum 594.57 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 -> 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
1 627 719 855 1,100 1,650 1,030 1,300 628 347 636 686 436
2 539 699 790 1,250 1,610 1,090 1,350 553 426 692 829 413
3 470 697 781 1,370 1,690 1,270 1,290 524 352 903 869 347
4 549 677 902 1,430 1,520 1,450 1,390 633 341 1,010 881 371
5 647 588 1,000 1,400 1,370 1,520 1,330 568 302 987 829 358
6 634 580 985 1,500 1,360 1,420 1,290 428 277 899 738 373
7 683 618 868 1,430 1,290 1,460 1,160 415 324 824 528 477
8 741 588 871 1,330 1,270 1,420 1,140 445 349 757 319 503
9 684 606 860 1,180 1,430 1,510 1,120 404 333 678 216 440
10 538 578 1,040 1,130 1,400 1,530 1,000 341 271 595 219 489
11 396 527 1,100 1,510 1,410 1,390 944 305 329 532 229 441
12 324 563 1,230 1,700 1,350 1,380 984 346 379 490 271 407
13 350 608 1,330 1,800 1,310 1,250 871 299 554 475 320 392
14 362 621 1,190 1,770 1,300 1,120 704 334 829 432 377 454
15 395 608 1,140 1,560 1,170 1,200 573 362 854 459 398 551
16 388 650 1,140 1,380 1,310 1,210 581 344 1,040 473 496 541
17 337 713 1,270 1,320 1,480 1,130 561 278 1,080 441 707 528
18 451 669 1,330 1,300 1,840 1,110 517 261 964 441 1,070 498
19 536 783 1,350 1,290 2,040 1,120 475 205 830 376 1,020 441
20 483 864 1,520 1,210 1,930 1,110 484 246 730 392 749 442
21 429 954 1,440 1,480 1,870 1,220 633 247 506 448 658 396
22 501 1,020 1,370 1,510 1,610 1,330 801 274 525 405 555 406
23 537 1,090 1,180 1,490 1,460 1,310 857 301 634 453 491 461
24 523 1,100 1,070 1,530 1,290 1,390 690 241 756 459 466 534
25 473 1,190 1,050 1,470 1,340 1,580 637 278 811 339 454 545
26 419 1,110 941 1,300 1,470 1,430 676 388 834 270 461 509
27 380 969 1,060 1,320 1,450 1,290 738 524 820 258 482 524
28 376 981 1,110 1,520 1,350 1,300 714 588 733 251 489 569
29 404 359 1,160 1,410 1,250 1,360 690 513 708 200 401 609
30 535   1,170 1,540 1,120 1,340 778 424 686 266 413 584
31 715   1,210   1,220   716 347   418   589