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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 -> 2022-09-30)

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
1 550 490 621 740 675 224 243 70 72 53 132 329
2 524 544 555 697 730 254 198 79 72 57 151 293
3 518 554 549 670 731 288 175 70 85 52 126 294
4 514 501 583 717 682 241 182 66 79 46 133 305
5 531 462 594 698 606 209 167 65 68 42 143 321
6 503 468 576 694 559 185 138 67 63 52 144 333
7 445 455 610 629 537 184 149 66 48 40 138 317
8 404 436 601 574 502 160 151 55 39 42 141 292
9 421 388 601 565 455 173 143 48 40 59 137 277
10 409 407 624 542 445 164 151 57 35 56 152 280
11 432 401 651 537 452 189 167 64 32 47 143 264
12 400 402 729 566 437 200 153 63 51 48 130 284
13 433 442 702 559 411 205 123 63 45 62 135 284
14 480 477 675 639 448 217 85 61 49 75 133 320
15 538 515 615 647 490 216 69 79 51 69 151 385
16 532 550 564 646 495 200 91 75 38 62 183 358
17 458 554 554 602 478 199 81 83 30 85 194 367
18 445 548 603 551 496 219 80 106 29 96 217 386
19 447 511 812 529 478 223 89 105 28 81 247 380
20 494 492 931 510 409 214 95 91 31 63 232 344
21 535 494 826 500 362 224 89 76 39 60 214 348
22 660 555 727 508 329 281 87 61 45 52 221 383
23 700 561 669 552 324 281 91 75 65 52 272 411
24 679 581 587 568 353 278 73 85 79 59 262 440
25 677 676 527 594 331 239 55 83 90 51 243 441
26 661 644 536 572 356 220 49 73 96 47 258 443
27 576 640 529 527 386 220 52 63 93 59 294 425
28 518 658 568 495 379 209 60 56 71 72 332 452
29 422 373 614 503 336 224 52 61 59 89 319 469
30 428   655 538 282 240 40 70 56 92 334 464
31 476   719   260   51 59   96   522