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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 03612000 CACHE RIVER AT FORMAN, IL


Johnson County, Illinois
Hydrologic Unit Code 05140206
Latitude  37°20'11", Longitude  88°55'26" NAD27
Drainage area 244  square miles
Gage datum 308.47 feet above NGVD29
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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 -> 2020-09-30)

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
1 522 490 591 749 672 226 213 60 73 54 114 309
2 486 544 520 706 733 257 161 71 73 58 137 280
3 495 553 504 681 738 287 141 64 80 53 115 282
4 494 493 556 733 679 237 156 64 75 47 126 296
5 516 449 585 714 603 204 149 64 67 43 140 316
6 496 456 574 708 558 182 126 68 63 53 143 326
7 443 449 597 640 537 185 142 66 48 41 137 313
8 406 432 585 585 503 161 148 55 40 43 140 292
9 409 382 593 578 458 170 142 49 41 61 137 280
10 394 388 625 554 446 157 152 58 36 57 154 285
11 403 389 656 549 453 183 159 65 32 48 146 268
12 362 393 727 574 441 196 149 63 52 49 132 288
13 387 430 696 568 417 204 122 61 46 64 138 289
14 443 472 668 642 455 218 85 61 50 77 135 326
15 515 516 605 655 498 219 69 79 52 71 153 395
16 521 557 560 654 502 203 92 76 38 63 186 367
17 453 545 547 610 483 202 81 84 30 87 197 372
18 440 519 582 562 495 222 80 108 29 98 222 370
19 443 479 802 539 476 227 87 107 28 84 253 368
20 493 462 915 519 406 218 96 93 32 64 238 340
21 537 473 824 509 363 225 90 77 40 58 219 346
22 669 534 727 517 332 285 88 62 46 51 218 384
23 713 539 662 563 328 284 92 76 67 52 269 415
24 690 563 583 577 358 282 74 87 80 59 260 446
25 680 652 523 601 336 243 55 85 91 52 228 447
26 656 629 534 579 361 224 49 74 98 43 247 451
27 575 631 530 535 389 224 52 64 95 50 286 434
28 519 639 573 503 378 196 61 57 72 66 325 463
29 424 378 606 495 332 214 52 62 61 60 317 470
30 433   662 526 280 226 39 71 57 64 317 456
31 474   720   261   50 60   76   511