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USGS Daily Statistics for Illinois

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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 05585000 LA MOINE RIVER AT RIPLEY, IL


Brown County, Illinois
Hydrologic Unit Code 07130010
Latitude  40°01'30.3", Longitude  90°37'51.8" NAD83
Drainage area 1,293  square miles
Gage datum 430.57 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 1920-10-01 -> 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
1 828 718 1,140 1,600 1,380 1,410 1,160 514 186 471 500 482
2 758 705 1,040 1,650 1,480 1,440 1,140 460 237 400 571 517
3 678 688 994 1,540 1,450 1,380 1,060 395 268 480 638 566
4 692 669 961 1,430 1,480 1,280 875 318 328 646 651 561
5 714 724 1,070 1,460 1,490 1,240 818 279 412 702 614 524
6 711 764 1,180 1,480 1,420 1,210 759 282 371 697 551 595
7 654 773 1,260 1,500 1,410 1,160 845 302 335 643 499 606
8 636 788 1,150 1,430 1,600 1,280 937 331 346 636 385 592
9 611 764 1,110 1,370 1,670 1,290 932 389 410 575 341 525
10 578 811 1,180 1,330 1,540 1,200 960 449 447 523 407 505
11 549 857 1,240 1,530 1,540 1,110 908 465 414 456 418 499
12 492 927 1,400 1,700 1,510 1,140 780 466 390 401 399 445
13 492 953 1,490 1,740 1,510 1,180 685 438 483 439 438 450
14 521 989 1,640 1,720 1,480 1,210 699 415 688 410 435 489
15 549 932 1,720 1,650 1,470 1,330 746 382 690 384 400 536
16 546 911 1,740 1,550 1,490 1,450 745 362 676 393 425 522
17 510 1,010 1,490 1,450 1,760 1,470 665 340 671 375 498 481
18 458 1,020 1,510 1,490 2,090 1,370 585 341 568 378 554 457
19 481 1,080 1,510 1,610 2,160 1,390 585 302 501 348 671 409
20 538 1,120 1,500 1,800 2,080 1,400 639 312 355 288 673 369
21 548 1,310 1,490 1,820 2,000 1,390 647 332 263 242 654 379
22 584 1,490 1,410 1,840 1,710 1,490 796 292 325 212 673 356
23 664 1,560 1,330 1,750 1,500 1,480 911 282 363 249 624 349
24 811 1,610 1,190 1,700 1,340 1,350 922 257 378 340 511 456
25 793 1,560 1,170 1,730 1,300 1,320 913 264 471 399 458 569
26 745 1,410 1,280 1,650 1,370 1,340 909 291 613 425 422 588
27 746 1,320 1,240 1,550 1,510 1,400 895 265 658 397 435 701
28 727 1,270 1,200 1,560 1,630 1,310 778 236 626 392 526 789
29 701 1,140 1,360 1,460 1,650 1,320 696 275 568 377 522 831
30 732   1,390 1,370 1,540 1,170 599 272 487 419 521 843
31 738   1,470   1,450   602 178   447   802