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USGS Daily Statistics for New York

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 04221000 GENESEE RIVER AT WELLSVILLE NY


Allegany County, New York
Hydrologic Unit Code 04130002
Latitude  42°07'20", Longitude  77°57'26" NAD83
Drainage area 288  square miles
Contributing drainage area 288  square miles
Gage datum 1,469.51 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 1972-10-01 -> 2022-09-30)

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
1 521 362 518 1,090 536 257 240 200 88 204 365 643
2 522 399 494 1,070 539 249 217 155 140 184 335 542
3 433 405 582 996 499 264 195 145 147 188 307 478
4 490 345 678 1,090 480 279 183 147 121 191 268 442
5 456 393 711 1,170 452 348 179 145 95 196 277 423
6 414 438 752 940 456 468 163 164 99 238 292 506
7 364 384 586 948 425 320 201 159 83 225 265 448
8 448 404 643 951 399 247 261 149 80 187 327 405
9 460 341 639 860 439 265 192 136 193 200 350 396
10 372 356 613 884 484 215 155 172 168 180 343 450
11 413 355 729 847 592 191 130 147 118 193 341 475
12 558 423 737 794 679 227 154 186 153 182 322 462
13 605 365 761 850 566 258 147 161 210 152 314 466
14 619 421 865 808 588 361 145 246 225 161 290 508
15 472 426 1,010 777 571 304 144 169 138 164 300 530
16 404 445 744 793 613 327 143 127 134 177 364 457
17 360 489 743 810 502 317 223 112 167 171 418 449
18 392 482 762 635 443 267 226 200 301 237 365 488
19 610 497 718 601 482 248 148 276 201 262 364 416
20 597 554 776 618 427 335 140 151 183 322 410 395
21 433 573 855 588 463 444 175 204 141 414 343 486
22 356 570 862 542 391 280 260 182 198 287 321 524
23 390 525 785 547 386 227 230 139 229 252 365 551
24 474 684 770 563 375 209 265 110 164 254 320 595
25 594 712 778 568 314 208 220 98 277 273 332 612
26 473 535 824 589 302 254 165 90 302 268 452 517
27 460 574 774 545 264 233 181 92 216 388 511 556
28 382 588 798 514 296 255 163 98 241 442 545 510
29 371 576 882 547 328 293 148 121 212 342 528 464
30 387   939 571 298 271 133 123 289 443 519 537
31 407   1,010   243   159 109   321   520