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USGS Daily Statistics for Ohio

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Ohio

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 04209000 Chagrin River at Willoughby OH


Lake County, Ohio
Hydrologic Unit Code 04110003
Latitude  41°37'51", Longitude  81°24'13" NAD27
Drainage area 246  square miles
Contributing drainage area 246  square miles
Gage datum 583.02 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 1924-10-01 -> 2025-09-30)

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
1 641 433 600 547 396 429 217 126 148 186 291 626
2 574 521 643 678 415 352 130 139 107 167 268 413
3 530 442 595 782 458 273 140 175 113 147 244 458
4 667 429 819 868 366 239 172 119 114 131 196 423
5 538 517 829 804 364 203 208 130 138 140 218 394
6 568 499 697 551 340 287 144 158 101 141 202 446
7 417 490 695 504 340 210 134 223 184 230 202 493
8 515 494 730 607 366 209 178 183 128 128 222 421
9 518 391 654 525 362 274 161 148 138 137 191 355
10 426 515 667 599 387 228 204 141 176 135 274 382
11 453 576 748 631 409 165 223 155 138 121 320 374
12 635 515 687 703 497 160 204 169 109 112 292 483
13 533 514 731 517 454 224 170 249 160 175 298 474
14 421 569 877 523 390 274 159 168 237 151 276 486
15 395 608 828 618 402 219 200 154 148 221 307 401
16 385 607 726 583 555 282 118 125 131 274 458 394
17 396 723 699 531 430 240 205 108 124 221 441 335
18 531 656 576 420 443 229 152 105 169 201 429 399
19 607 645 720 410 440 191 147 104 137 239 385 325
20 430 600 787 549 397 181 203 126 134 234 386 325
21 514 646 811 519 328 161 184 132 129 260 333 375
22 604 694 842 493 343 161 172 121 133 200 366 435
23 595 725 665 537 329 265 167 101 137 212 401 507
24 608 620 631 612 318 214 163 129 151 217 367 505
25 555 668 680 561 385 230 139 117 161 280 337 495
26 557 721 625 641 499 247 102 81 200 222 427 443
27 606 669 638 500 285 209 182 78 233 229 399 447
28 520 632 684 514 289 226 271 145 218 285 439 517
29 541 462 732 440 260 252 145 165 184 284 473 477
30 616   690 435 204 247 117 139 172 310 411 662
31 456   611   347   143 186   288   778