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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 07257500 Illinois Bayou near Scottsville, AR


Pope County, Arkansas
Hydrologic Unit Code 11110202
Latitude  35°27'59", Longitude  93°02'28" NAD83
Drainage area 241  square miles
Gage datum 488.54 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 1947-10-01 -> 2020-09-30)

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
1 530 622 537 643 748 322 123 59 30 23 312 423
2 497 603 551 514 1,620 285 95 159 26 18 175 268
3 696 420 678 907 1,060 296 141 79 167 30 119 221
4 973 425 622 898 1,130 251 175 55 338 51 307 330
5 506 493 592 674 865 265 152 90 95 146 152 381
6 402 506 601 562 1,200 207 143 71 53 74 271 386
7 316 479 526 526 684 263 100 57 36 47 240 302
8 272 458 549 636 565 200 125 81 32 44 195 252
9 291 618 973 483 686 243 173 74 92 96 170 267
10 306 541 938 1,190 699 276 131 128 85 87 116 273
11 340 801 855 609 1,100 275 109 95 49 63 112 429
12 363 721 773 698 766 312 87 64 37 71 115 411
13 784 621 690 625 748 241 158 218 28 188 244 352
14 603 715 878 679 841 257 101 97 156 160 145 447
15 654 807 615 579 642 203 129 112 92 114 218 585
16 397 849 691 503 508 151 135 83 103 132 340 570
17 348 754 654 460 557 138 93 156 93 139 407 631
18 393 631 1,120 566 428 134 172 160 137 93 430 376
19 326 519 1,280 883 404 186 94 162 82 62 237 309
20 315 869 1,190 619 766 143 65 235 55 72 167 298
21 400 763 1,290 675 567 161 96 93 45 131 139 636
22 389 611 810 811 410 141 98 65 105 123 615 651
23 469 588 847 1,060 485 213 102 57 64 178 284 396
24 1,390 617 703 1,260 643 245 83 52 68 120 414 418
25 713 691 722 1,650 510 166 98 45 50 102 536 369
26 515 831 844 1,110 455 154 80 40 138 112 269 303
27 528 617 785 949 469 115 81 34 71 112 278 791
28 579 505 706 882 413 95 104 32 49 95 405 1,280
29 754 374 665 704 330 87 67 31 40 105 378 571
30 804   586 926 396 78 56 31 31 278 573 449
31 700   659   367   58 29   218   536