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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 03612000 CACHE RIVER AT FORMAN, IL


Johnson County, Illinois
Hydrologic Unit Code 05140206
Latitude  37°20'06", Longitude  88°55'31" NAD83
Drainage area 244  square miles
Gage datum 307.74 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 1922-10-01 -> 2023-09-30)

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
1 546 487 616 750 667 220 239 69 71 52 131 326
2 520 540 550 700 719 254 194 78 71 56 150 290
3 524 550 565 670 720 288 173 70 84 52 125 291
4 518 497 610 714 671 239 184 65 78 46 132 302
5 534 459 625 698 596 206 170 64 67 42 142 317
6 503 464 606 700 551 182 139 67 62 51 142 329
7 442 452 631 632 532 181 147 65 47 40 136 314
8 402 436 613 576 502 158 149 55 39 42 139 290
9 418 411 607 565 455 170 142 48 40 59 136 275
10 405 429 627 540 441 162 149 57 35 55 151 278
11 429 421 652 533 446 186 166 64 32 47 142 262
12 397 421 727 562 430 197 152 62 51 47 129 281
13 430 456 698 555 405 201 122 62 45 62 134 282
14 476 485 670 634 440 213 85 61 49 74 131 320
15 533 519 610 642 481 212 68 78 50 68 149 388
16 527 564 560 651 486 196 90 75 37 61 181 359
17 454 565 550 605 469 195 81 82 29 84 192 365
18 443 554 601 559 488 215 80 105 29 95 215 383
19 460 516 807 535 469 218 93 104 28 80 245 377
20 500 495 924 511 401 210 97 90 31 62 230 340
21 539 494 819 510 355 219 89 75 38 59 212 345
22 664 552 722 516 327 276 87 61 45 52 219 380
23 701 558 666 556 320 276 90 74 65 52 269 407
24 677 577 593 569 348 273 73 84 78 59 260 436
25 680 672 550 598 326 234 54 82 89 50 240 436
26 666 639 558 575 349 216 49 72 95 47 256 439
27 579 635 547 529 379 216 52 62 92 59 291 421
28 520 653 582 496 373 205 60 55 70 72 328 448
29 424 373 622 501 330 220 52 61 59 88 316 465
30 427   658 533 277 236 39 69 55 91 330 459
31 474   720   255   51 59   95   518