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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 04195820 Portage River near Elmore OH


Ottawa County, Ohio
Hydrologic Unit Code 04100010
Latitude  41°29'28", Longitude  83°13'29" NAD27
Drainage area 494  square miles
Gage datum 572.96 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 1997-10-01 -> 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 1,070 546 1,400 830 578 772 473 79 118 200 310 830
2 968 526 1,550 640 799 914 351 84 88 134 367 853
3 814 454 1,660 620 996 817 302 89 73 94 341 698
4 852 463 1,330 794 892 630 388 202 54 73 234 407
5 872 567 1,130 974 806 334 322 233 66 104 199 349
6 787 819 986 918 891 424 301 312 63 325 345 460
7 688 934 829 1,020 870 546 226 305 58 363 321 470
8 501 898 733 1,180 771 492 168 259 80 285 178 403
9 480 923 865 1,280 567 425 361 181 151 183 125 272
10 582 1,040 1,170 1,240 738 445 701 136 177 119 104 298
11 765 761 1,330 970 702 485 930 107 109 83 94 514
12 1,120 707 1,250 1,010 694 437 779 80 123 70 97 618
13 1,600 938 1,040 931 656 551 816 65 77 80 89 571
14 1,630 652 1,280 707 672 682 848 52 67 72 94 457
15 1,280 636 1,580 701 843 823 734 50 68 99 174 434
16 859 643 1,360 806 938 612 427 54 49 223 281 458
17 595 860 954 667 847 495 293 63 38 237 417 528
18 714 1,090 728 470 676 354 437 54 35 298 318 462
19 689 847 765 419 863 296 481 94 37 184 479 400
20 572 641 943 673 926 373 333 145 41 285 529 442
21 532 728 875 977 713 539 319 356 57 372 437 507
22 495 910 629 685 422 755 257 445 57 365 275 932
23 670 1,040 471 647 325 574 261 475 117 240 422 1,060
24 985 1,040 591 794 299 545 275 299 160 199 434 982
25 863 1,050 603 695 297 545 311 338 144 292 395 604
26 546 928 587 1,070 548 532 193 454 152 383 394 430
27 414 852 523 1,460 944 479 111 490 387 254 538 486
28 390 1,230 680 1,140 919 694 187 437 412 263 539 674
29 286 523 1,010 667 850 664 200 371 208 264 598 948
30 317   1,120 603 665 517 131 269 172 292 713 966
31 553   1,000   527   126 216   303   849