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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 04199500 Vermilion River near Vermilion OH


Lorain County, Ohio
Hydrologic Unit Code 04100012
Latitude  41°22'55", Longitude  82°19'01" NAD27
Drainage area 262  square miles
Gage datum 594.51 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 1949-10-01 -> 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
1 555 330 753 399 368 199 186 69 28 73 166 357
2 448 394 704 365 408 159 103 53 24 48 232 326
3 352 382 600 559 457 132 82 41 50 49 206 290
4 476 310 784 837 318 163 114 44 37 44 114 246
5 446 336 875 833 266 167 530 30 29 30 81 227
6 465 424 747 554 248 183 530 37 36 36 80 322
7 360 425 644 472 304 139 175 52 45 49 75 354
8 212 423 673 534 297 94 111 69 45 55 96 320
9 342 374 681 410 301 139 179 67 59 55 103 264
10 306 496 625 379 342 132 191 57 38 37 88 298
11 308 606 750 431 335 117 234 38 34 28 100 300
12 494 518 807 501 429 140 219 44 28 24 82 330
13 509 459 811 387 382 145 189 50 43 26 76 411
14 376 327 1,010 453 340 325 127 52 64 35 128 652
15 343 379 1,240 478 357 281 105 42 75 42 180 653
16 333 412 1,010 421 334 211 65 41 40 51 195 336
17 320 557 791 349 223 243 137 39 45 57 191 280
18 460 678 655 282 286 172 209 34 60 63 181 238
19 450 619 776 348 374 147 93 42 43 49 231 214
20 357 463 811 434 267 160 83 98 47 83 217 232
21 308 458 732 409 239 162 77 170 37 94 184 323
22 341 531 595 383 246 237 82 90 34 76 130 450
23 437 566 517 454 203 303 66 61 55 49 165 387
24 528 592 484 492 176 171 56 182 37 60 136 340
25 378 614 423 472 156 220 55 157 29 85 169 370
26 423 588 413 546 317 193 39 105 55 90 213 381
27 513 580 417 385 408 212 64 38 75 92 213 353
28 456 674 480 401 272 164 98 25 93 120 203 344
29 528 231 631 397 231 163 54 39 50 175 255 330
30 651   641 421 164 136 39 32 53 280 233 325
31 517   580   191   64 34   229   486