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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 03361500 BIG BLUE RIVER AT SHELBYVILLE, IN


Shelby County, Indiana
Hydrologic Unit Code 05120204
Latitude  39°31'45.3", Longitude  85°46'39.1" NAD83
Drainage area 421  square miles
Gage datum 737.21 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 1943-10-01 -> 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
1 812 607 699 839 650 586 408 314 172 175 206 461
2 752 606 749 768 711 630 397 330 215 249 311 463
3 666 666 770 898 683 640 422 302 224 238 323 429
4 782 633 874 1,060 647 546 386 285 178 190 234 450
5 969 653 1,180 1,110 669 523 408 243 149 220 219 448
6 976 679 1,100 1,110 625 492 383 206 130 223 283 468
7 726 674 963 953 628 485 356 203 126 176 236 496
8 595 666 841 899 719 482 359 191 145 165 249 491
9 601 608 794 851 701 467 382 181 219 160 237 475
10 630 685 893 866 613 501 355 207 235 168 243 480
11 661 774 921 885 590 491 390 192 183 160 276 494
12 759 688 872 991 636 569 424 177 146 160 265 498
13 751 663 877 798 645 619 370 162 132 154 267 506
14 730 688 942 759 737 631 406 150 134 169 329 463
15 690 717 909 771 757 671 370 158 166 208 439 494
16 679 713 850 720 725 666 343 193 182 173 533 512
17 608 735 775 694 701 677 368 189 161 182 504 477
18 647 764 718 656 730 553 327 190 138 189 440 493
19 682 646 821 696 677 620 282 194 131 167 429 489
20 623 606 921 771 617 550 309 188 129 164 416 452
21 621 717 915 853 536 470 391 186 133 202 386 464
22 675 891 815 797 522 475 406 172 158 214 324 586
23 715 936 758 837 593 558 348 161 165 188 339 591
24 699 901 808 811 678 593 301 153 147 183 369 567
25 598 873 775 772 631 445 306 144 135 208 377 544
26 649 750 749 881 652 433 282 155 154 199 403 567
27 786 743 818 802 746 439 273 148 162 180 464 547
28 660 730 810 698 745 500 280 157 181 206 529 594
29 578 492 816 739 636 478 286 190 184 194 519 656
30 691   775 723 567 436 278 190 171 182 457 729
31 730   793   590   262 178   183   787