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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 05569500 SPOON RIVER AT LONDON MILLS, IL


Fulton County, Illinois
Hydrologic Unit Code 07130005
Latitude  40°42'28", Longitude  90°16'48" NAD83
Drainage area 1,072  square miles
Contributing drainage area 1,072.00  square miles
Gage datum 508.97 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 1942-10-01 -> 2021-09-30)

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
1 749 600 1,040 1,250 1,440 1,480 924 383 351 431 426 412
2 796 603 1,010 1,230 1,370 1,620 903 317 299 463 523 496
3 718 609 963 1,220 1,310 1,590 871 312 285 451 562 586
4 689 683 1,220 1,120 1,260 1,330 789 305 206 561 485 566
5 785 804 1,350 1,100 1,200 1,190 844 307 183 448 413 510
6 829 821 1,260 1,220 1,060 1,110 766 314 180 414 365 492
7 737 760 1,170 1,200 1,040 1,070 704 347 250 346 348 501
8 673 693 1,080 1,120 1,290 1,020 800 358 306 305 320 503
9 547 731 1,100 1,120 1,360 1,030 886 329 320 276 315 452
10 512 810 1,260 1,110 1,290 997 869 304 307 240 347 442
11 492 800 1,470 1,220 1,350 1,030 785 331 285 273 371 449
12 514 818 1,460 1,350 1,460 1,110 770 335 205 262 358 429
13 649 832 1,450 1,260 1,510 1,230 566 294 250 279 378 409
14 632 794 1,410 1,240 1,600 1,380 535 302 432 277 412 439
15 608 839 1,420 1,210 1,810 1,510 524 334 486 269 385 527
16 599 853 1,370 1,230 1,950 1,570 472 356 476 253 376 585
17 549 870 1,310 1,290 1,730 1,260 621 356 405 231 369 536
18 545 1,000 1,270 1,410 1,680 1,130 737 360 314 232 383 472
19 541 1,270 1,350 1,560 1,520 1,290 744 297 308 244 403 420
20 594 1,480 1,540 1,580 1,490 1,470 715 295 306 236 384 397
21 636 1,710 1,370 1,490 1,290 1,480 616 297 324 219 401 415
22 760 1,670 1,170 1,420 1,250 1,470 629 299 381 208 415 417
23 906 1,460 1,070 1,390 1,170 1,590 704 267 428 249 398 393
24 961 1,380 1,000 1,530 1,180 1,410 797 281 527 261 372 416
25 984 1,300 1,090 1,700 1,250 1,330 813 223 571 271 360 538
26 878 1,180 1,090 1,610 1,400 1,140 707 247 473 292 374 637
27 756 1,200 975 1,560 1,500 1,000 658 251 404 306 376 709
28 676 1,120 1,060 1,420 1,620 859 581 202 426 307 425 759
29 642 879 1,130 1,260 1,680 820 494 220 387 311 425 816
30 649   1,310 1,390 1,750 801 390 279 414 345 410 837
31 636   1,350   1,570   391 377   370   800