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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 07061500 Black River near Annapolis, MO


Reynolds County, Missouri
Hydrologic Unit Code 11010007
Latitude  37°20'17.3", Longitude  90°47'19.5" NAD83
Drainage area 484  square miles
Gage datum 569.73 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 1938-10-01 -> 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
1 845 707 678 1,050 1,410 570 381 254 187 240 471 688
2 662 764 667 885 1,290 536 374 238 195 281 829 560
3 560 607 808 954 1,240 474 329 204 181 234 429 747
4 909 516 913 1,410 1,330 505 290 192 200 214 426 791
5 731 500 786 1,050 1,060 513 259 206 229 207 443 611
6 621 543 1,020 1,020 930 563 264 196 194 230 413 560
7 494 810 851 809 1,070 615 249 208 178 218 379 493
8 441 590 880 745 1,270 803 241 209 213 201 387 468
9 489 544 956 830 1,070 714 245 215 224 237 330 479
10 467 808 964 942 1,020 813 401 307 213 255 343 545
11 672 624 1,140 1,110 1,250 572 326 249 203 213 379 602
12 583 569 1,050 1,350 924 489 261 242 187 222 462 565
13 646 696 1,070 1,010 1,230 536 302 248 195 230 484 514
14 599 789 993 1,570 998 484 267 246 264 262 1,010 511
15 587 729 886 1,290 968 494 234 350 289 268 620 636
16 519 720 879 1,260 1,100 517 226 337 250 236 548 746
17 466 905 831 1,180 1,320 524 265 256 256 245 611 815
18 507 887 1,070 881 1,090 598 250 221 232 281 794 720
19 587 723 1,360 1,030 977 438 237 213 235 255 1,120 561
20 568 769 1,370 1,240 831 459 284 195 224 248 732 583
21 560 805 1,300 1,180 764 395 259 187 210 324 560 728
22 584 847 1,010 1,510 776 365 217 182 267 300 544 856
23 594 1,030 928 1,520 776 328 220 183 310 365 676 567
24 751 1,110 1,190 1,390 592 358 323 195 258 289 611 687
25 612 895 1,190 1,480 739 336 261 217 323 259 791 807
26 544 815 1,090 1,290 700 338 265 197 361 249 721 668
27 569 876 994 1,180 762 374 456 333 287 242 907 796
28 575 734 1,160 1,130 747 328 355 240 240 276 952 1,160
29 542 600 1,240 1,480 558 312 285 225 219 284 689 804
30 797   1,330 2,020 519 407 239 202 215 704 616 791
31 857   1,510   679   232 195   486   679