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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 05542000 MAZON RIVER NEAR COAL CITY, IL


Grundy County, Illinois
Hydrologic Unit Code 07120005
Latitude  41°17'10", Longitude  88°21'35" NAD27
Drainage area 455  square miles
Gage datum 527.41 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 1939-10-01 -> 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
1 515 316 453 607 857 549 410 76 178 152 249 323
2 398 339 473 670 790 577 298 67 268 151 236 350
3 341 307 445 670 588 468 248 57 197 148 234 433
4 432 326 606 677 447 385 237 60 105 212 220 473
5 528 400 745 653 457 336 201 54 72 159 218 326
6 430 464 678 667 442 429 186 49 91 156 199 266
7 335 501 574 599 494 476 169 91 157 218 179 257
8 355 335 615 521 605 508 154 148 182 180 144 345
9 406 376 681 552 554 513 264 96 222 155 127 294
10 294 421 712 544 591 459 260 51 238 163 177 247
11 323 346 975 633 750 376 303 46 189 157 196 256
12 341 387 813 842 912 348 252 71 125 137 179 352
13 417 515 742 677 837 612 347 72 149 127 199 345
14 473 445 742 645 841 740 415 45 310 178 246 285
15 387 357 779 623 970 644 412 61 473 155 221 288
16 301 348 805 638 795 607 271 80 339 130 230 279
17 251 448 709 680 659 489 196 55 191 184 197 245
18 257 518 697 682 817 479 312 48 169 224 186 227
19 249 609 873 675 752 523 467 69 190 154 341 188
20 339 610 816 607 547 543 314 122 114 122 320 192
21 299 659 655 579 523 559 249 246 87 114 215 234
22 277 616 561 623 478 585 265 158 93 101 189 360
23 294 728 568 749 477 621 262 210 109 121 220 308
24 343 712 600 652 446 450 179 242 138 134 231 251
25 366 525 578 793 473 453 137 213 154 206 216 317
26 352 440 507 816 547 565 131 166 168 218 227 393
27 291 473 473 753 480 558 170 180 145 228 294 429
28 303 543 547 777 451 427 145 311 158 204 498 579
29 263 235 628 662 471 447 110 247 147 163 440 539
30 277   664 844 496 411 95 168 159 244 305 574
31 316   627   532   104 131   312   559