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USGS Surface-Water 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 04188400 Blanchard River above Findlay OH


Hancock County, Ohio
Hydrologic Unit Code 04100008
Latitude  41°02'02", Longitude  83°34'46" NAD27
Drainage area 233  square miles
Gage datum 768.04 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 2007-10-01 -> 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
1 299 107 899 289 342 215 192 24 14 61 136 332
2 401 96 711 180 460 425 179 26 14 44 206 211
3 264 169 536 190 378 315 146 75 20 29 262 183
4 198 177 661 473 319 179 145 68 15 27 191 123
5 160 323 675 617 355 242 172 36 26 39 57 162
6 111 619 556 346 418 360 127 29 23 53 85 270
7 93 699 454 325 410 180 111 53 15 130 86 261
8 72 705 508 417 222 121 146 56 36 101 48 100
9 208 414 684 366 297 207 351 44 53 36 39 67
10 373 385 702 283 417 320 442 68 35 23 36 123
11 460 408 773 437 443 274 439 29 44 19 33 129
12 541 495 615 512 340 248 415 32 33 19 29 242
13 680 470 492 401 290 168 410 38 34 18 35 235
14 531 229 684 287 277 333 484 27 34 16 54 202
15 290 163 823 370 291 357 372 24 19 15 155 175
16 171 263 586 363 315 440 153 22 14 15 165 181
17 189 416 294 261 196 522 144 19 12 14 86 140
18 216 581 202 170 232 507 188 16 11 13 149 78
19 220 568 462 142 338 288 228 18 8.9 23 283 80
20 213 323 573 333 394 214 203 18 8.4 173 289 108
21 170 417 388 471 292 222 195 29 13 257 141 355
22 113 594 171 270 247 181 143 78 39 253 113 661
23 230 702 236 139 200 112 110 45 43 70 249 602
24 462 547 286 126 129 197 133 34 93 47 205 422
25 389 547 284 211 109 185 197 61 59 46 110 231
26 304 496 261 477 333 104 116 48 99 48 186 182
27 280 371 226 411 410 223 56 24 265 69 237 270
28 296 707 343 226 393 435 107 19 288 80 203 485
29 181 249 537 309 354 360 66 32 128 88 230 497
30 152   468 363 197 202 41 20 77 147 329 422
31 158   366   153   30 17   128   251