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USGS Surface-Water 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 05584500 LA MOINE RIVER AT COLMAR, IL


Mcdonough County, Illinois
Hydrologic Unit Code 07130010
Latitude  40°19'53.5", Longitude  90°53'46.3" NAD83
Drainage area 655  square miles
Gage datum 491.32 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 1944-10-01 -> 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
1 356 318 485 907 801 850 616 174 112 271 371 286
2 289 328 438 832 808 819 521 140 149 223 416 347
3 284 310 437 771 801 749 448 111 167 314 466 427
4 390 326 693 699 717 681 399 132 115 509 398 402
5 465 341 1,000 725 665 615 534 140 85 600 318 366
6 479 347 780 842 655 649 550 184 124 513 231 301
7 458 305 624 786 702 692 585 198 149 359 176 347
8 308 275 581 614 844 744 586 218 159 327 157 319
9 257 355 618 584 856 744 536 202 126 256 171 238
10 237 450 799 631 803 617 478 219 172 172 241 249
11 253 483 878 816 779 552 442 182 191 184 251 283
12 238 485 930 987 862 554 438 211 221 183 251 310
13 299 472 849 935 923 677 399 148 202 239 247 286
14 317 522 769 832 947 944 381 158 395 282 214 281
15 292 512 747 788 986 1,080 353 181 436 321 221 323
16 265 477 674 769 999 1,150 328 177 390 239 246 357
17 241 504 693 753 1,260 920 276 151 263 179 285 318
18 237 596 716 881 1,320 708 250 134 213 155 318 257
19 256 761 850 1,100 1,140 666 354 158 207 147 375 200
20 271 900 860 1,030 951 863 492 151 167 121 357 176
21 266 1,040 758 978 754 1,060 597 150 183 103 338 175
22 357 959 593 1,010 655 1,070 683 115 188 121 295 183
23 422 834 585 1,020 527 1,050 643 174 212 189 253 187
24 572 701 585 921 575 955 490 157 401 210 203 234
25 558 653 637 910 801 840 397 155 623 223 188 312
26 419 568 702 870 963 738 534 123 537 239 192 351
27 342 587 692 726 1,030 747 571 122 340 259 212 393
28 354 586 673 674 1,110 666 426 142 256 212 261 420
29 339 426 822 607 1,030 611 238 120 269 174 234 476
30 332   923 668 835 584 195 87 245 218 221 460
31 330   951   820   214 71   271   412