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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 05568000 MACKINAW RIVER NEAR GREEN VALLEY, IL


Tazewell County, Illinois
Hydrologic Unit Code 07130004
Latitude  40°27'16.8", Longitude  89°36'22.2" NAD83
Drainage area 1,073  square miles
Gage datum 476.67 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
1 798 744 1,120 1,450 1,630 1,200 920 275 266 313 456 560
2 711 718 996 1,400 1,620 1,170 791 255 327 286 495 602
3 705 739 981 1,300 1,470 1,080 763 254 373 332 508 589
4 709 792 955 1,210 1,380 1,020 679 320 350 377 423 523
5 828 864 933 1,150 1,340 944 613 371 391 455 411 475
6 900 967 913 1,200 1,220 900 784 377 420 415 369 447
7 887 1,080 909 1,300 1,160 874 674 317 386 415 347 469
8 829 1,110 928 1,290 1,190 972 641 241 333 371 334 518
9 795 1,080 1,010 1,220 1,320 901 692 255 403 333 308 510
10 786 965 1,170 1,210 1,420 823 952 229 401 305 334 493
11 887 825 1,320 1,350 1,530 849 988 215 358 268 312 453
12 821 815 1,340 1,470 1,660 1,010 892 200 318 269 302 443
13 837 829 1,310 1,520 1,670 1,080 706 228 284 244 347 517
14 881 862 1,220 1,440 1,660 1,070 615 225 513 231 417 536
15 940 825 1,220 1,410 1,610 1,080 509 205 589 227 419 550
16 924 792 1,260 1,430 1,510 1,120 581 248 592 228 412 522
17 765 842 1,250 1,460 1,530 984 669 237 601 272 423 534
18 648 907 1,220 1,440 1,730 910 644 220 503 287 469 508
19 647 951 1,240 1,410 1,900 1,010 535 198 295 291 474 472
20 650 998 1,280 1,520 1,770 1,150 484 240 277 297 478 442
21 661 1,200 1,210 1,420 1,500 1,270 478 283 247 246 476 452
22 666 1,280 1,130 1,290 1,290 1,160 498 448 262 267 461 498
23 704 1,200 1,190 1,420 1,080 999 491 337 212 308 489 530
24 912 1,170 1,210 1,470 1,100 906 511 345 213 310 482 603
25 972 1,270 1,210 1,470 1,130 854 413 267 232 388 473 637
26 911 1,280 1,200 1,420 1,170 954 413 221 253 360 484 585
27 789 1,390 1,120 1,400 1,330 861 376 222 292 325 538 686
28 758 1,280 1,050 1,370 1,320 944 317 213 274 338 646 806
29 665 1,140 1,090 1,330 1,320 997 284 213 300 303 647 825
30 620   1,180 1,430 1,240 998 316 236 298 420 620 875
31 725   1,320   1,270   296 286   441   931